[sdiy] Using BC847S in exponential converter

Dave Manley dlmanley at sonic.net
Sun Aug 23 18:11:37 CEST 2009


Hi Barry,

Take a look at the schematics in these pages: 
http://sites.google.com/site/hearnmorley/home

I don't recall exactly where, but one of them uses the diodes.com 
parts.  Maybe the 2040 filter?

-D

Barry Klein wrote:
> Hey, these look interesting.  Please expand on what George has done 
> with them.  Google comes up with nada...
>
> Barry
>
> ============================================
>
> Another option found looking at some of George Hearn's work:
>
> http://www.diodes.com/products/catalog/list.php?parent-id=28
>
> -Dave
>
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