[sdiy] improved dynamic range diffpair-vca

[Aaron Lanterman]

On Tue, 24 Apr 2007, np wrote:

> http://www5b.biglobe.ne.jp/~houshu/synth/Vca0302.gif
>
> It's a long tailed pair with two extra transistors working as diodes. Not the 
> same configuration as the linearization diodes we have in some OTA's. I gave

Anybody seen the patent this is based on?

- Aaron

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