Electronics > Electronics

underwater sonar transmitter + reciever required

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teeb:
underwater sonar transmitter and reciever schematics(circuit diagrams) are required imediately!
please can any one help me....with at least a range of 20 feets  ???


please as soon as possible!


Admin:
transmit what type of data?

teeb:
transmitt  and receive sound....underwater! PLZZZZZZZZZZZZZZZZZZZZZZZZZZZZZzzzzzzzzzzzzzzzzzzz HELP ppl


and i want it to be interfaced with a computer..... through a microcontroller chip!

Admin:
you mean for range sensing?

this should help you understand it
http://www.societyofrobots.com/sensors_sonar.shtml

you may also want to check this post to know how to obtain/make one
http://www.societyofrobots.com/robotforum/index.php?topic=158.0

zamboniman60:
if you just want it to avoid obsticles, you could put 'feelers' on it... make it look like a catfish...

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