[sdiy] Bergfotron Re: Voltage Controlled Waveshape

Magnus Danielson cfmd at swipnet.se
Sun Aug 3 14:09:37 CEST 2003


From: Cynthia Webster <cynthia.webster at gte.net>
Subject: [sdiy] Bergfotron Re: Voltage Controlled Waveshape 
Date: Sun, 03 Aug 2003 02:02:20 -0700

> Just about my favorite VC Waveshape Oscillator combination is
> Roman Sowa's Bergfotron Complex Oscillator

That would be Jörgen Bergfors... both he and the Bergfotron lives just 2 km
away from me. He has a new top-secret project ongoing! ;O)

It also put a new meaning to "brass instruments"! ;O)

> It doesn't seem to get any better than this!
> 
> http://hem.bredband.net/bersyn/VCO/vco_complex.htm
> 
> Unbelievable design!

Yeap. I think I actually helped him in the early preparation on that when he
did the oscillator core. Modern components can do things easier than in the old
days.

> The actual Wave Tweeking section is here
> 
> http://hem.bredband.net/bersyn/VCO/VCO%20complex%20waveshapers.gif
> 
> When I need inspiration go to Roman's site for another look
> 
> Thanks Roman!

... eh, Jörgen you mean in this case? Roman's site is sure to be visited...
too!

PS. The Bergfotron has been featured on commercial record besides the SAS-CDs.

Cheers,
Magnus



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