[sdiy] Op Amp AC Coupling/DC Biasing (was Blocking audio at power off

Justin Owen juzowen at googlemail.com
Thu Sep 11 19:09:59 CEST 2008


-----Original Message-----
From: Florian Teply [usenet at teply.info]
Received: 11.09.2008 15:32:47
To: synth-diy at dropmix.xs4all.nl
Subject: Re: [sdiy] Op Amp AC Coupling/DC Biasing (was Blocking audio at	power	off

On Thursday 11 September 2008 17:41:43 you wrote:
> >I seem to have some sort of idea of what could possibly happen there (the
> >circuit acting as some sort of voltage divider when not powered),

>hmm, looks somewhat like i expected ;-)

>Source - 20k (R18+R13) - 10k (Load) - GND,
>so, the voltage measured on the load would be one third the voltage of the source.

>Do we agree so far? ;-)

Multimeter says Yes - so I'm in...

Thanks - go on...

Justin





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