Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I need to develop a device that should transmit its position and some telemetry data underwater at a maximum depth of 100 m. Considering that RF waves don't propagate well underwater, I guess I'll have to use acoustics as solution. However, I have no idea what kind of material (Tx/Rx) I should...
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