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Looking for Audio Level Meter

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ambc

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Can anybody give me a simple Audio level meseurment circuit.I want to meseur audio level from a TV audio out OR from a catv RF signal.Pls help me.
 

Ghitani

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Re: Audio Level Meter

Try to pass the audio signal to a simple peak detector circuit , then take the output to several comparators ( U may use LM324 ) that compare the audio level with different pre-defined levels .
 

ambc

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Re: Audio Level Meter

Thanks for reply.Can u give the complete circuit diagram?
 

Ave_Rapina

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Re: Audio Level Meter

Hello
In the datasheet you can find schematics with all information.

I leave in atach but you can find in google easy

Regards
 

A.Anand Srinivasan

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Re: Audio Level Meter

350px-Super_diode.svg.png
350px-Super_diode_improved.svg.png


try these simple circuits for peak detection...
 

rogerynt

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Re: Audio Level Meter

Check out LM3916 from NS. it may help.


Rogerynt
 

ambc

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Re: Audio Level Meter

Thanks All To Response Me.
 

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