[sdiy] Temperature Compensated VCO attempt - help?

[ASSI]

On Sunday 02 February 2003 11:04, Don Tillman wrote:
> I'm really curious how the thru-zero VCO works?  (Perhaps I may have
> to break down and finally buy a copy of Electronotes.)

Are you saying these are still available? Where could I order them?

> I would think that the linearity of the OTA would be a major issue.
> OTA's aren't especially linear... in the sense that they make great
> triangle to sine converters.

He's using an OTA with a linearized input stage. That linearization is 
near perfect and more to the point, it is not dependent on temperature 
at all. But the temperature compensation that Scott and Jim are talking
about is located at a different place.


Achim.
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