1. Overview
The production is application to the angler who angle the fishing in the lake, river
or sea. It can help to know the depth, outline of the water bottom, and the qty and the
depth of fishing or fishing school.
2. How sonar works
1）Sonar technology uses sound propagation and reflection to determine the distance
and shape of an object. This product is the use of this technology, the use of sonar
sensors directly detect and identify the fish in the water and the depth of the bottom.
2）When working in the machine, the sonar sensor will send out an ultrasonic signal.
When the signal meets the underwater object, it will be reflected back. Then the host
computer calculates its distance and position according to the reflection time and waveform.
3. Product specifications
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