| by Huffman | 2 comments

The module of the underwater ultrasonic rangefinder

This device came to light in the process of working on a computer project for diving, which in its composition was to have escaladieu sonar rangefinder. Whether we are bad looking, or, indeed, on the market, nothing suitable for the options sold, but in the end, instead of purchasing a ready-made module we decided to dive computer to invent your rangefinder. Moreover, the process of integration into the compact body of the computer seemed easier when you post the emitter and the electronic circuit in accordance with the free space inside the enclosure.

While the dive computer is waiting in the wings, we came up with the idea: what if the meter is in a separate project? Because we had difficulty finding a suitable module of an underwater rangefinder, surely someone else has experienced similar difficulties search.

The initial requirements for the module were the following:


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