Author Topic: 4330B pinger  (Read 1341 times)

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Offline karmaxTopic starter

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4330B pinger
« on: January 29, 2009, 03:31:52 PM »
hi guys... i am making an autonomus underwater vehicle whicle can detect voice of 22khz frequency . and respond accordingly.i completed all my codes and all but for testing code i want some source of 22khz frequency in water. so i brought 4330B. but i am unable to work with this .suggest some way by which i can produce 22khz sound with the help of this pinger.or suggest some other way by which i can produce 22khz frequency in water. thanks in advance..

Offline HDL_CinC_Dragon

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Re: 4330B pinger
« Reply #1 on: January 29, 2009, 04:09:06 PM »
Dont suppose a high frequency piezoelectric disc and a 555 timer would work?
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