Echo Sounder
ECT 400S single-frequency
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ECT 400S single-frequency It measures the distance till the first “obstacle” in the water – sediments, seaweeds, and even fish. Therefore, if the bottom of…
Echo Sounder
ECT D24S dual-frequency
ECT D24S dual-frequency Technically, a dual-frequency echo sounder is two devices with different acoustic frequencies, combined in one compact housing. The higher frequency is 450…
Echo Sounder
ECT D052S dual-frequency
ECT D052S dual-frequency 200 kHz sound impulses will reflect from the top surface of the bottom, but 50 kHz sound can penetrate through organic or…