{"id":18238,"date":"2026-06-03T00:25:27","date_gmt":"2026-06-03T08:25:27","guid":{"rendered":"https:\/\/toknavgnss.com\/?p=18238"},"modified":"2026-06-17T19:59:23","modified_gmt":"2026-06-18T03:59:23","slug":"best-echo-sounder-river-surveying","status":"publish","type":"post","link":"https:\/\/toknavgnss.com\/de\/best-echo-sounder-river-surveying\/","title":{"rendered":"Das beste Echolot f\u00fcr die Flussvermessung: Praktischer Leitfaden f\u00fcr die hydrographische Vermessung"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"18238\" class=\"elementor elementor-18238\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-788d7a25 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-parent\" data-id=\"788d7a25\" data-element_type=\"container\" data-e-type=\"container\" 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href=\"https:\/\/toknavgnss.com\/de\"><span class=\"hfe-breadcrumbs-text\">Startseite<\/span><\/a><\/li><\/ul><\/nav>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6d4935ca e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-parent\" data-id=\"6d4935ca\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-329ea64a e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"329ea64a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7929940e elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"7929940e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Das beste Echolot f\u00fcr die Flussvermessung: Praktischer Leitfaden f\u00fcr die hydrographische Vermessung<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5ef34a31 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"5ef34a31\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5cb28a05 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"5cb28a05\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-calendar-alt\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 464c0 26.5 21.5 48 48 48h352c26.5 0 48-21.5 48-48V192H0v272zm320-196c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v40c0 6.6-5.4 12-12 12h-40c-6.6 0-12-5.4-12-12v-40zm0 128c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v40c0 6.6-5.4 12-12 12h-40c-6.6 0-12-5.4-12-12v-40zM192 268c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v40c0 6.6-5.4 12-12 12h-40c-6.6 0-12-5.4-12-12v-40zm0 128c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v40c0 6.6-5.4 12-12 12h-40c-6.6 0-12-5.4-12-12v-40zM64 268c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v40c0 6.6-5.4 12-12 12H76c-6.6 0-12-5.4-12-12v-40zm0 128c0-6.6 5.4-12 12-12h40c6.6 0 12 5.4 12 12v40c0 6.6-5.4 12-12 12H76c-6.6 0-12-5.4-12-12v-40zM400 64h-48V16c0-8.8-7.2-16-16-16h-32c-8.8 0-16 7.2-16 16v48H160V16c0-8.8-7.2-16-16-16h-32c-8.8 0-16 7.2-16 16v48H48C21.5 64 0 85.5 0 112v48h448v-48c0-26.5-21.5-48-48-48z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1369eafa elementor-widget elementor-widget-text-editor\" data-id=\"1369eafa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>2026-06-03<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-508d50b1 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"508d50b1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e070b62 elementor-widget elementor-widget-heading\" data-id=\"e070b62\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">1. Kurzer \u00dcberblick: Warum Echo-Echolote bei hydrografischen Untersuchungen an Fl\u00fcssen zum Einsatz kommen<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-712187ea elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"712187ea\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>At Toknav, we know echo sounders are the primary depth-sensing tool in hydrographic surveys, especially for riverbed mapping. In this guide, we break down the latest survey-grade models.<\/p><p>We also discuss practical workflows for river surveying. We\u2019ve built a detailed spec comparison table, picked the top 3 echo sounders for river use, and explained how your choice impacts survey accuracy and efficiency.<\/p><p>We\u2019ve added clear links and CTAs to help you explore our USV and support services for turnkey solutions.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-370b46e5 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"370b46e5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7d54f551 elementor-widget elementor-widget-text-editor\" data-id=\"7d54f551\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Professionelles Echolot f\u00fcr Flussvermessungen und hydrografische Vermessungen vor Ort<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6cea54a6 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"6cea54a6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-75723c57 elementor-widget elementor-widget-text-editor\" data-id=\"75723c57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Hydrographic surveying maps underwater depths, terrain, and hidden obstacles. This ensures navigation safety and supports waterway engineering projects.<\/p><p>Rivers and shallow waterways present tricky challenges, including vegetation, turbidity, and shifting depths. That\u2019s why high-frequency 200 kHz echo sounders are our go-to for precise shallow-water detection.<\/p><p>Integrierte GPS- und RTK-Ortung sind ebenfalls unverzichtbar. Sie versehen jeden Tiefenmesswert mit genauen geografischen Koordinaten und sorgen so f\u00fcr zuverl\u00e4ssige Kartierungsergebnisse.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4e4b5288 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"4e4b5288\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3fad4d17 elementor-widget elementor-widget-heading\" data-id=\"3fad4d17\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">2. Wichtige Faktoren bei der Auswahl eines Echolots f\u00fcr die Flussvermessung<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4cb5c509 elementor-widget elementor-widget-text-editor\" data-id=\"4cb5c509\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Die Wahl eines geeigneten Echolots ist entscheidend f\u00fcr einen reibungslosen Ablauf der Feldarbeit. Im Folgenden sind die wichtigsten Faktoren aufgef\u00fchrt, die jeder Flussvermesser vor der Entscheidung pr\u00fcfen sollte.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-56b82b31 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"56b82b31\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-462432ad elementor-widget elementor-widget-heading\" data-id=\"462432ad\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2.1 Frequenz und Signaldurchdringung<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-22458fb2 elementor-widget elementor-widget-text-editor\" data-id=\"22458fb2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Hochfrequenzsysteme im Bereich um 200 kHz liefern scharfe Details in seichtem Flusswasser. Niedrigere Frequenzen (24\u201333 kHz) dringen durch tr\u00fcbes Wasser, verwenden jedoch breitere Signalstrahlen.<\/p><p>Zweifrequenz-Echolote vereinen beide Vorteile und erm\u00f6glichen es Ihnen, klare Daten zu erfassen, ganz gleich, ob das Flusswasser klar ist oder Sedimente und Tr\u00fcbungen enth\u00e4lt.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2609da1d e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"2609da1d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-39c2c5b0 elementor-widget elementor-widget-heading\" data-id=\"39c2c5b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2.2 Abstrahlwinkel<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ea1d08f elementor-widget elementor-widget-text-editor\" data-id=\"ea1d08f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Enge Strahlwinkel (3\u20135\u00b0) erfassen feinere r\u00e4umliche Details und erm\u00f6glichen so eine pr\u00e4zise Kartierung von Fl\u00fcssen. Breitere Strahlwinkel (8\u201320\u00b0) decken pro Impuls einen gr\u00f6\u00dferen Bereich ab, verringern jedoch den Detaillierungsgrad.<\/p><p>So nutzt beispielsweise unser integriertes Echolot f\u00fcr Tboat-USVs einen 8\u00b0-Strahl bei 200 kHz und schafft damit ein perfektes Gleichgewicht zwischen gro\u00dfer Erfassungsreichweite und klaren Vermessungsdaten f\u00fcr Flussstrecken.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-40cd59fb e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"40cd59fb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2f79e308 elementor-widget elementor-widget-heading\" data-id=\"2f79e308\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2.3 Tiefenbereich<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3090229a elementor-widget elementor-widget-text-editor\" data-id=\"3090229a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Bei den meisten Flussvermessungen reicht ein Tiefenbereich von 0 bis 100 m aus. Dennoch bieten Modelle, die Tiefen von 200 m oder mehr abdecken, eine gro\u00dfe Flexibilit\u00e4t bei tiefen Flussl\u00e4ufen.<\/p><p>Unser Echolot deckt einen Bereich von 0,3 bis 200 m ab und bew\u00e4ltigt sowohl normale flache Flussabschnitte als auch tiefere Gew\u00e4sserabschnitte, ohne dass ein Ger\u00e4tewechsel erforderlich ist.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4ecae7e8 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"4ecae7e8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7736452c elementor-widget elementor-widget-heading\" data-id=\"7736452c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2.4 Genauigkeit und Aufl\u00f6sung<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff15445 elementor-widget elementor-widget-text-editor\" data-id=\"ff15445\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Professionelle Echolote in Vermessungsqualit\u00e4t erreichen eine Genauigkeit im Zentimeterbereich. Unser Modell bietet eine Tiefengenauigkeit von \u00b12 cm und liefert somit \u00e4u\u00dferst zuverl\u00e4ssige Flussdaten.<\/p><p>Die meisten modernen Ger\u00e4te erreichen eine Messgenauigkeit von \u00b10,01 m oder 0,11 TP3T der gemessenen Tiefe, wobei Ping-Raten von 10\u201320 Hz die Datendichte in schnell flie\u00dfenden Flussumgebungen erh\u00f6hen.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-92e9918 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"92e9918\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-03d178c elementor-widget elementor-widget-heading\" data-id=\"03d178c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2.5 Integration und Schnittstellen<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a34c5da elementor-widget elementor-widget-text-editor\" data-id=\"a34c5da\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Quality echo sounders support standard NMEA or Ethernet data output, like RS-232 and TCP\/IP. This allows for seamless connection with GNSS receivers and survey software.<\/p><p>All-in-one portable units that combine echo sounder and GNSS simplify setup. They are perfect for small survey boats working along narrow river sections.<\/p><p>Your echo sounder selection directly impacts final bathymetry results. A precise device delivers clear maps, while poor transducer choices can cause data errors or missing terrain features.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5befcb33 elementor-align-right elementor-widget elementor-widget-button\" data-id=\"5befcb33\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/de\/contact-us\/#contactus\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Kostenlose professionelle Beratung erhalten | Informationen zur Auswahl von Echoloten anfordern<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5d46fc38 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"5d46fc38\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1de9af69 elementor-widget elementor-widget-heading\" data-id=\"1de9af69\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">3. Vergleich der technischen Daten von Echoloten f\u00fcr Flussvermessungen<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-725c5f93 elementor-widget elementor-widget-text-editor\" data-id=\"725c5f93\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Wir haben die g\u00e4ngigen Echolote f\u00fcr Flussvermessungen in der folgenden \u00fcbersichtlichen Tabelle zusammengefasst, wobei die technischen Daten direkt aus den offiziellen Produktangaben stammen, damit Sie sich leicht einen \u00dcberblick verschaffen k\u00f6nnen.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6a2db5ac e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"6a2db5ac\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6df1cd5a elementor-widget elementor-widget-text-editor\" data-id=\"6df1cd5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Wichtige Echolotmodelle f\u00fcr die Flussvermessung und die Darstellung hydrografischer Vermessungsdaten<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-91720b3 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"91720b3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-0fa52dc e-con-full elementor-hidden-mobile e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"0fa52dc\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e4745ce elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"e4745ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><div>Modell<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-278c224 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"278c224\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><div>H\u00e4ufigkeit<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e858cb3 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"e858cb3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><div>Abstrahlwinkel<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a1d3e5c elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"a1d3e5c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><div>Tiefenbereich<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fcb7017 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"fcb7017\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><div>Genauigkeit<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86bdc3b elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"86bdc3b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><div>Schnittstelle<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8835dc8 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"8835dc8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-heading-title elementor-size-default\"><div>Idealer Anwendungsfall<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a9f03dc e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"a9f03dc\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-de8c227 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"de8c227\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>TSBES (Einstrahl-Echolot)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d6f4f73 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"d6f4f73\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>200 kHz<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40e1ba8 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"40e1ba8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>8\u00b0\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3585eb5 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"3585eb5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>0,5 m \u2013 200 m<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3431388 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"3431388\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>1 cm + 0,11 TP3Th<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a38d5c elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"9a38d5c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>LAN, RS232 (Baud<br \/>(9600\u2013230400)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7c9817d elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"7c9817d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>F\u00fcr die Vermessung flacher Gew\u00e4sser und die mobile Hydrographie mit kleinen Booten.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-67b93c5 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"67b93c5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5e64d5a elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"5e64d5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>TMBES (fortschrittliches Mehrstrahl-Echolot)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e481f5 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"4e481f5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>400 kHz<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dfc8e9e elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"dfc8e9e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>8\u00b0\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc2034a elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"fc2034a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>0,2 m \u2013 150 m<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c8d1e49 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"c8d1e49\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>2 cm + 1 ppm (RTK)<br \/>0,6 m (SBAS) \/\/ 1,2 m (Einzelpunkt)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-33c4773 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"33c4773\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>RS-232<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a10615 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"6a10615\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hochaufl\u00f6sende 3D-Kartierung in flachen Gew\u00e4ssern; multifunktionale Vermessungen von Fl\u00fcssen bis hin zu K\u00fcstengebieten.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fa40030 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"fa40030\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eba9799 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"eba9799\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>SDE (tragbares Zweifrequenz-Echolot)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-04b3ac0 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"04b3ac0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>200 kHz und 20 kHz Standard<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-efbf4c7 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"efbf4c7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>200 kHz: 7\u00b0<br \/>20 kHz: 20\u00b0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65e9139 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"65e9139\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>200 kHz: 0,3 m\u2013200 m<\/p><p>20 kHz: 0,5 m\u2013600 m<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e45f34c elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"e45f34c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>200 kHz: \u00b11 cm \u00b10,11 TP3TD<\/p><p>20 kHz: \u00b110 cm \u00b10,11 TP3TD<\/p><p>(D ist der Tiefenwert)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6999736 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"6999736\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>3\u00d7 RS232, 1\u00d7 RS485, 1\u00d7 Stromanschluss <br \/>Anschluss f\u00fcr die Stromversorgung, 1 Messwandler <br \/>Anschluss und 1 LAN-Anschluss<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c32321f elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"c32321f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hohe Frequenz f\u00fcr die Kartierung flacher Gew\u00e4sser und die Bestimmung der Schlammdicke; niedrige Frequenz f\u00fcr Fl\u00fcsse bis hin zu tiefen Meeren.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b4b4277 e-con-full elementor-hidden-desktop elementor-hidden-tablet e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"b4b4277\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f505700 elementor-widget elementor-widget-image\" data-id=\"f505700\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"306\" src=\"https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/USV\u914d\u4ef6-1024x306.png\" class=\"attachment-large size-large wp-image-18343\" alt=\"\" srcset=\"https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/USV\u914d\u4ef6-1024x306.png 1024w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/USV\u914d\u4ef6-300x90.png 300w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/USV\u914d\u4ef6-768x229.png 768w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/USV\u914d\u4ef6-18x5.png 18w, https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/USV\u914d\u4ef6.png 1098w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-29c388a0 elementor-widget-tablet__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"29c388a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Jedes Modell hat seine eigenen St\u00e4rken f\u00fcr unterschiedliche Flussvermessungsszenarien. Pr\u00fcfen Sie die Bedingungen vor Ort und Ihre Arbeitsger\u00e4te, um die f\u00fcr Ihr Team am besten geeignete L\u00f6sung auszuw\u00e4hlen.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f868ab9 elementor-widget-tablet__width-initial elementor-widget elementor-widget-button\" data-id=\"f868ab9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/de\/contact-us\/#contactus\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Vollst\u00e4ndige Datenbl\u00e4tter anfordern | Individuelles Preisangebot einholen<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2ee3ecc0 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"2ee3ecc0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6a9b399e elementor-widget elementor-widget-heading\" data-id=\"6a9b399e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">4. Die 3 besten Echolote f\u00fcr Flussvermessungsprojekte<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69bd0e48 elementor-widget elementor-widget-text-editor\" data-id=\"69bd0e48\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Nach einem Vergleich hinsichtlich Leistung, Mobilit\u00e4t und Einsatzflexibilit\u00e4t haben wir drei Top-Modelle ausgew\u00e4hlt, die speziell f\u00fcr die t\u00e4gliche hydrografische Vermessung auf Fl\u00fcssen ausgelegt sind.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-72c11f29 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"72c11f29\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6294fcf9 elementor-widget elementor-widget-heading\" data-id=\"6294fcf9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4.1 TSBES (Einstrahl-Echolot)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3af107cb elementor-widget elementor-widget-text-editor\" data-id=\"3af107cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Dieses Einstrahl-Echolot wurde speziell f\u00fcr unsere Tboat-USVs entwickelt und bietet zentimetergenaue Pr\u00e4zision bei der Kartierung flacher Flussl\u00e4ufe.<br \/>Sein 8\u00b0-Strahlwinkel eignet sich gut f\u00fcr schmale Flussl\u00e4ufe. Dank integriertem GNSS und RTK-Synchronisation sowie Rauschfiltern bleiben die Daten auch in tr\u00fcbem Flusswasser stabil.<br \/>Das Plug-and-Play-Konzept l\u00e4sst sich perfekt mit unseren USVs kombinieren, verk\u00fcrzt die Einrichtungszeit und erh\u00f6ht die allgemeine Sicherheit bei langen professionellen Vermessungseins\u00e4tzen.<br \/>Es zeichnet sich durch eine \u00e4u\u00dferst pr\u00e4zise Flusskartierung aus, sodass Sie detaillierte Daten zum Unterwasserrelief erhalten, ohne dass Ihr Team viel manuelle Arbeit leisten muss.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2f3bb412 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"2f3bb412\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1da93fc elementor-widget elementor-widget-heading\" data-id=\"1da93fc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4.2 TMBES (fortschrittliches Mehrstrahl-Echolot)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-15a2d183 elementor-widget elementor-widget-text-editor\" data-id=\"15a2d183\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Dieses tragbare Zweifrequenz-Echolot verf\u00fcgt \u00fcber eine integrierte Datenaufzeichnung und eignet sich ideal f\u00fcr mobile Flussvermessungsteams.<br \/>Mit einer Frequenz von 400 kHz und einem Strahlwinkel von 8\u00b0 deckt er Tiefen von 0,2 bis 150 m ab und gew\u00e4hrleistet \u00fcber den gesamten Messbereich eine Genauigkeit von \u00b12 cm (\u00b10,11 TP3T).<br \/>Sein kompaktes All-in-One-Geh\u00e4use eignet sich f\u00fcr kleine Boote, Kajaks und Jetskis. Der fortschrittliche DSP unterst\u00fctzt eine Impulsfrequenz von 20 Hz und liefert klare Echogramme, um Flussvegetation vom tats\u00e4chlichen Flussbett zu unterscheiden.<br \/>Unabh\u00e4ngige Vermessungsingenieure sch\u00e4tzen dieses robuste Ger\u00e4t. Es l\u00e4sst sich einfach einsetzen, erfasst umfassende Daten und l\u00e4sst sich problemlos mit externen GPS-Ger\u00e4ten verbinden, um flache Flussl\u00e4ufe zu kartieren.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-72bbd99a e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"72bbd99a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-102f8a94 elementor-widget elementor-widget-heading\" data-id=\"102f8a94\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\"> 4.3 SDE (tragbares Zweifrequenz-Echolot)<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6dd9a43f elementor-widget elementor-widget-text-editor\" data-id=\"6dd9a43f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Dieses Zweikanal-Echolot verf\u00fcgt \u00fcber einen breiten Frequenzbereich von 20 kHz bis 200 kHz und eignet sich somit f\u00fcr den flexiblen Einsatz im Feld.<br \/>Kombinieren Sie es mit einem 200-kHz-Schallkopf f\u00fcr einen schmalen 20\u00b0-Strahl. Es unterst\u00fctzt Tiefen von 0,3 m im Flachwasser bis hin zu 600 m f\u00fcr Vermessungen in unterschiedlichen Umgebungen.<br \/>Als bew\u00e4hrtes Arbeitstier der Branche erreicht es eine Abtastrate von 20 kHz und eine konstante Genauigkeit von \u00b10,01 m (\u00b10,11 TP3T) bei 200 kHz.<br \/>Zahlreiche Schnittstellen, darunter RS-232 und Ethernet, gew\u00e4hrleisten eine einfache Anbindung an GPS- und Vermessungssoftware. Das Ger\u00e4t arbeitet zuverl\u00e4ssig sowohl in schmalen Fl\u00fcssen als auch in tiefen Gew\u00e4ssern.<br \/>Alle drei Modelle haben Praxistests bestanden. Unsere USVs laufen selbst bei starken Querstr\u00f6mungen stabil, w\u00e4hrend CEE-Ger\u00e4te weltweit bei Fluss- und K\u00fcstenvermessungen zum Einsatz kommen.<br \/>Halten Sie sich stets an die Standardabl\u00e4ufe: Schlie\u00dfen Sie die Planung vor der Vermessung ab, kalibrieren Sie das GNSS-System und erfassen Sie die Daten systematisch mit Booten oder unbemannten Wasserfahrzeugen (USVs), um optimale Ergebnisse zu erzielen.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bb00cb elementor-align-right elementor-widget elementor-widget-button\" data-id=\"6bb00cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"\/de\/contact-us\/#contactus\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Sprechen Sie mit unseren Experten | Finden Sie das passende Echolot f\u00fcr Ihr Flussprojekt<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b295f36 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"b295f36\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-56069eb elementor-widget elementor-widget-heading\" data-id=\"56069eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">5. Standard-Arbeitsablauf f\u00fcr hydrografische Vermessungen zur Kartierung von Fl\u00fcssen<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d3b29fe elementor-widget elementor-widget-text-editor\" data-id=\"d3b29fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Wir bei Toknav empfehlen, diesen standardisierten Arbeitsablauf zu befolgen, um einheitliche und qualitativ hochwertige Ergebnisse bei der Flussvermessung zu gew\u00e4hrleisten. Die korrekte Kalibrierung Ihres Echolots ist entscheidend f\u00fcr zuverl\u00e4ssige und genaue Daten zur Flussbathymetrie, auf die Sie sich verlassen k\u00f6nnen.<\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc09302 elementor-widget elementor-widget-text-editor\" data-id=\"fc09302\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>This workflow follows 6 essential steps, with your echo sounder playing a starring role at every stage:<\/p><p>Projektplanung: Vermessung der Vermessungslinien und Erfassung der Flussbedingungen (Tiefe, Str\u00f6mung, Hindernisse), um eine effiziente und l\u00fcckenlose Route zu planen.<\/p><p>Equipment Setup &#038; Calibration: Calibrate your echo sounder and RTK GNSS together to ensure depth readings tie to accurate coordinates.<\/p><p>Einsatz vor Ort: Nutzen Sie ein bemanntes Boot oder unser Tboat-USV, um Ihre geplante Route sicher zu befahren \u2013 selbst in schwierigen Flussabschnitten.<\/p><p>Datenerfassung: Ihr Echolot erfasst in Echtzeit Tiefenmessungen, die mit GNSS-Positionsdaten kombiniert werden, um detaillierte Daten zum Flussbett zu erstellen.<\/p><p>Post-Processing &#038; QC: Filter noise and check for inconsistencies to clean your dataset before moving to mapping.<\/p><p>Kartenerstellung: Verwandeln Sie die verarbeiteten Daten in eine \u00fcbersichtliche hydrografische Karte mit pr\u00e4zisen Details dank hochwertiger Echolotdaten.<\/p><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4d327c4 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-child\" data-id=\"4d327c4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e88f1d6 elementor-widget elementor-widget-heading\" data-id=\"e88f1d6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">6. Integrierte Flussvermessungsl\u00f6sungen von Toknav &amp; abschlie\u00dfende Tipps<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-14018ce elementor-widget elementor-widget-text-editor\" data-id=\"14018ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"desc\"><div class=\"desc\"><p>Wir bei Toknav bieten Ihnen Komplettpakete f\u00fcr die Hydrografie aus einer Hand, einschlie\u00dflich unbemannter Wasserfahrzeuge (USVs), Echolote und GNSS-Empf\u00e4nger, um Ihren gesamten Prozess der Flussvermessung zu vereinfachen.<br \/>Unsere Tboat-USVs sind ab Werk bereits mit Echoloten und RTK-Empf\u00e4ngern ausgestattet, sodass Sie direkt nach dem Einsatz vor Ort mit der effizienten Datenerfassung auf Fl\u00fcssen beginnen k\u00f6nnen.<br \/>Wenn Sie detaillierte technische Daten oder individuelle Ausstattungskonfigurationen ben\u00f6tigen, besuchen Sie unsere Produktseiten oder wenden Sie sich an unser Team, um fachkundige Beratung zu erhalten.<br \/>Wir stellen die perfekte Kombination aus USV und Echolot zusammen, die genau auf die Anforderungen Ihres individuellen Fluss- oder K\u00fcstenvermessungsprojekts zugeschnitten ist.<br \/>Ganz gleich, ob Sie regelm\u00e4\u00dfig Flussvermessungen, ingenieurtechnische Vermessungen oder Langzeit\u00fcberwachungen durchf\u00fchren \u2013 unsere integrierten L\u00f6sungen sparen Ihnen Zeit und senken Ihre Betriebskosten erheblich.<br \/>Sind Sie bereit, Ihre Ausr\u00fcstung f\u00fcr Flussvermessungen mit zuverl\u00e4ssigen autonomen Ger\u00e4ten aufzur\u00fcsten? Entdecken Sie jetzt unser komplettes Sortiment an unbemannten Wasserfahrzeugen: <a href=\"\/de\/toknav-unmanned-surface-vehicle\/\">Klicken Sie hier, um mehr \u00fcber Toknav USVs zu erfahren und noch heute Ihr ideales Umfragesystem zusammenzustellen.<\/a><\/p><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Home Best Echo Sounder for River Surveying: Practical Hydrographic Survey Guide 2026-06-03 1. Quick Overview: Why Echo Sounders Power River Hydrographic Surveys At Toknav, we know echo sounders are the primary depth-sensing tool in hydrographic surveys, especially for riverbed mapping. In this guide, we break down the latest survey-grade models. We also discuss practical workflows for river surveying. We\u2019ve built a detailed spec comparison table, picked the top 3 echo sounders for river use, and explained how your choice impacts survey accuracy and efficiency. We\u2019ve added clear links and CTAs to help you explore our USV and support services for turnkey solutions. Professional echo sounder working for river surveying and hydrographic survey on field site Hydrographic surveying maps underwater depths, terrain, and hidden obstacles. This ensures navigation safety and supports waterway engineering projects. Rivers and shallow waterways present tricky challenges, including vegetation, turbidity, and shifting depths. That\u2019s why high-frequency 200 kHz echo sounders are our go-to for precise shallow-water detection. Integrated GPS and RTK positioning are also must-haves. They tag every depth reading with accurate geographic coordinates for reliable mapping results. 2. Key Factors to Choose an Echo Sounder for River Surveying Picking a suitable echo sounder makes all the difference for smooth field work. Below are the core factors every river surveyor should check before making a choice. 2.1 Frequency &amp; Signal Penetration High-frequency systems around 200 kHz deliver sharp detail in shallow river water. Lower frequencies (24\u201333 kHz) cut through murky water but use wider signal beams. Dual-frequency echo sounders combine both strengths, letting you capture clear data no matter if the river is clear or filled with sediment and turbidity. 2.2 Beam Angle Narrow beams (3\u20135\u00b0) capture finer spatial details for precise river mapping. Wider beams (8\u201320\u00b0) cover more ground per ping but reduce detail level. For example, our integrated echo sounder for Tboat USVs uses an 8\u00b0 beam at 200 kHz, striking a perfect balance between wide coverage and clear survey data for river routes. 2.3 Depth Range Most river surveys only require a 0\u2013100 m depth range. Still, models supporting 200 m or deeper add great flexibility for deep river channels. Our echo sounder covers 0.3\u2013200 m, handling regular shallow rivers and deeper water sections without switching devices. 2.4 Accuracy &amp; Resolution Professional survey-grade echo sounders reach centimeter-level accuracy. Our model offers \u00b12 cm depth accuracy for highly reliable river data. Most modern devices hit \u00b10.01 m or 0.1% of measured depth, with 10\u201320 Hz ping rates boosting data density for fast-flowing river environments. 2.5 Integration &amp; Interface Quality echo sounders support standard NMEA or Ethernet data output, like RS-232 and TCP\/IP. This allows for seamless connection with GNSS receivers and survey software. All-in-one portable units that combine echo sounder and GNSS simplify setup. They are perfect for small survey boats working along narrow river sections. Your echo sounder selection directly impacts final bathymetry results. A precise device delivers clear maps, while poor transducer choices can cause data errors or missing terrain features. Get Free Professional Advice | Inquire About Echo Sounder Selection 3. Echo Sounder Spec Comparison for River Surveys We\u2019ve sorted mainstream river survey echo sounders into a clear table below, with specs pulled directly from official product data for your easy reference. Main echo sounder models for river surveying and hydrographic survey specification display Model Frequency Beam Angle Depth Range Accuracy Interface Ideal Use-Case TSBES (Single-beam Echosounder) 200k Hz 8\u00b0\u00a0 0.5m-200m 1cm+0.1%h Lan,RS232(Baudrate9600-230400) For shallow mapping and portable small-boat hydrography. TMBES (Advanced Multibeam Echosounder) 400k Hz 8\u00b0\u00a0 0.2m-150m 2cm+1ppm(RTK)0.6m(SBAS)\/\/1.2m(single point) RS-232 High-resolution 3D mapping in shallow waters; multifunctional surveys from rivers to coastal areas. SDE (Portable Dual Frequency Echo Sounder) 200k Hz &amp; 20k Hz standard 200k Hz: 7\u00b020k Hz: 20\u00b0 200k Hz: 0.3m-200m 20k Hz: 0.5m-600m 200 kHz: \u00b11cm\u00b10.1%D 20 kHz: \u00b110cm\u00b10.1%D (D is the depth value) 3* RS232, 1* RS485, 1 power supply interface, 1 transducer port and 1 LAN port High frequency for shallow mapping &amp; silt thickness; low frequency for rivers to deep seas. Each model has its own strengths for different river survey scenarios. Check your on-site conditions and working tools to pick the most matched solution for your team. Request Full Datasheets | Get Custom Price Quote 4. Top 3 Recommended Echo Sounders for River Survey Projects After comparing performance, portability and field adaptability, we\u2019ve picked 3 top models tailored for daily river hydrographic survey work. 4.1 TSBES (Single-beam Echosounder) This single-beam sounder is built exclusively for our Tboat USVs, delivering centimeter-level precision for shallow river mapping.Its 8\u00b0 beam suits narrow river channels well. Built-in GNSS and RTK sync plus noise filters keep data stable even in turbid river water.The plug-and-play design works perfectly with our USVs, cutting down setup time and improving overall safety during long professional survey missions.It stands out for ultra-precise river bathymetry, letting you get detailed underwater terrain with minimal manual operation from your team. 4.2 TMBES (Advanced Multibeam Echosounder) This portable dual-frequency echo sounder comes with built-in data logging, ideal for mobile river survey teams.Running at 400 kHz with a 8\u00b0 beam, it covers 0.2\u2013150 m depth and maintains \u00b12cm (\u00b10.1%) accuracy across full ranges.Its compact all-in-one body fits small boats, kayaks and jet skis. Advanced DSP supports 20 Hz ping rate and clear echograms to tell river vegetation apart from real riverbeds.Independent surveyors love this rugged device. It\u2019s easy to deploy, records complete data and connects smoothly with external GPS units for shallow river channel mapping. 4.3 SDE (Portable Dual Frequency Echo Sounder) This dual-channel echo sounder features a wide frequency range from 20 kHz to 200k Hz for flexible field use.Pair it with a 200k Hz transducer for a narrow 20\u00b0 beam. It supports depths from 0.3m shallow water up to 600m for multi-scene surveys.As a trusted industry workhorse, it reaches 20k Hz ping rate and steady \u00b10.01 m (\u00b10.1%) accuracy at 200k Hz.Multiple interfaces including RS-232 and Ethernet ensure easy connection with GPS and survey software. It works reliably from narrow rivers to deep waterways.All three models<\/p>","protected":false},"author":1,"featured_media":18244,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[53],"tags":[],"class_list":["post-18238","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"uagb_featured_image_src":{"full":["https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/river-hydrographic-survey-boat.jpg",1536,1024,false],"thumbnail":["https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/river-hydrographic-survey-boat-150x150.jpg",150,150,true],"medium":["https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/river-hydrographic-survey-boat-300x200.jpg",300,200,true],"medium_large":["https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/river-hydrographic-survey-boat-768x512.jpg",768,512,true],"large":["https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/river-hydrographic-survey-boat-1024x683.jpg",1024,683,true],"1536x1536":["https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/river-hydrographic-survey-boat.jpg",1536,1024,false],"2048x2048":["https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/river-hydrographic-survey-boat.jpg",1536,1024,false],"trp-custom-language-flag":["https:\/\/toknavgnss.com\/wp-content\/uploads\/2026\/06\/river-hydrographic-survey-boat-18x12.jpg",18,12,true]},"uagb_author_info":{"display_name":"jeffreyrtk@gmail.com","author_link":"https:\/\/toknavgnss.com\/de\/author\/jeffreyrtkgmail-com\/"},"uagb_comment_info":0,"uagb_excerpt":"Home Best Echo Sounder for River Surveying: Practical Hydrographic Survey Guide 2026-06-03 1. Quick Overview: Why Echo Sounders Power River Hydrographic Surveys At Toknav, we know echo sounders are the primary depth-sensing tool in hydrographic surveys, especially for riverbed mapping. In this guide, we break down the latest survey-grade models. We also discuss practical workflows&hellip;","_links":{"self":[{"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/posts\/18238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/comments?post=18238"}],"version-history":[{"count":67,"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/posts\/18238\/revisions"}],"predecessor-version":[{"id":18879,"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/posts\/18238\/revisions\/18879"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/media\/18244"}],"wp:attachment":[{"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/media?parent=18238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/categories?post=18238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/toknavgnss.com\/de\/wp-json\/wp\/v2\/tags?post=18238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}