matched transistors

Ian Fritz ijfritz at earthlink.net
Sat Apr 15 16:31:49 CEST 2000


Hi Juergen --

I agree with you about the noise issue. I was thinking mainly about
converters. Is it possible to improve noise by paralleling transistors?
Seems this should work, but I've never tried it.

  Ian

>
> thanks for your answer.
> I have sucessfully built VCOs around 3086's, so I see your point.
> I was thinking about VCF and VCA applications in the first place,
> and I think noise would be an issue here. As for offset, that's most
> critical too (VCA and VCF), but one might select good ones from
> a bunch of cheap arrays, of course.
>
> JH.
>





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