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Sheraz Akhtar
Joined: 28 Jun 2004
Posts: 13
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 15 Jul 2004 14:05 audio amplifier |
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| i want to make an electronic stethoscope for which i need to design an audio amplifier, which should be capable to pic soun from a stethoscope through a microphone.i have tried to make a audio ampkifier but so fa rthe circuits i have tried didnt work i need a guide on how to design an audio amplifier for the sthetoscope any body who can help with tis .
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flatulent
Joined: 19 Jul 2002
Posts: 4856
Helped: 292
Location: Middle Earth
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| 15 Jul 2004 16:07 Re: audio amplifier |
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| Would it be easier to eliminate the stethoscope and hold the microphone against the parts of the body?
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metal
Joined: 21 Dec 2004
Posts: 366
Helped: 13
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| 29 Dec 2004 5:50 Re: audio amplifier |
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Hello
What about TI's microphone preamplifier, have you tried it.
The design issues are simple, and accurate.
Regards
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