[sdiy] transistor op-amp problems

Elain Klopke functionofform at gmail.com
Sat May 26 06:47:24 CEST 2012


On Fri, May 25, 2012 at 2:46 PM, Phil Macphail
<phil.macphail at liivatera.com> wrote:
> If you have used the same bias circuit, then the amplifier can only source/sink around 100uA. Into 10k that is about 1 volt,
> Either increase the bias current or increase the load impedance ( or both), add a buffer or other gain stage and it should start to work,
>
> Good luck,
>
> Phil

You're probably going to have to show me a diagram of what you're
talking about Phil.... Just so I can make sure I get it.

-Ian



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