[sdiy] SSM2040 filter question

[Antti Huovilainen]

On Fri, 7 Nov 2003, René Schmitz wrote:

> The difference is that the CA3080 can sink and source current to both
> rails, while the 2040 gain cell can sink only to -800mV below "GND"
> (which is 5V in my version). As I explained earlier, this leads to a
> dynamic nonlinearity.

Ah yes, my mistake. I'll have to adjust my simulation to account for that.
How does transistor behave near saturation? I don't remember seeing an
equation for that in my books. Or does ebers-moll handle that case too?

Antti

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