[sdiy] Blackmer cell

[Aaron Lanterman]

On Mon, 5 Dec 2005, JH. wrote:

> It's a Blackmer cell. No offset to speak of (compared to OTAs),
> but needs a servo configuration which probably limits its speed.

I hadn't encountered the term "Blackmer cell" previously.

In playing with VCA designs, is it worth experimenting with building some 
discrete Blackmer cells?

See http://www.edn.com/article/CA236413.html, Figure 3...

http://www.edn.com/contents/images/236413.pdf

- Aaron

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