[sdiy] saw to tri/sine options

[mark verbos]

That same one is in Electronotes.

I don't have it handy, but I think it's the saw core one, so called  
"VCO Option 1" that Terry Michaels (a.k.a. Terry Mikulic) designed.

Mark


On Jun 1, 2009, at 4:31 PM, Aaron Lanterman wrote:

> There's also the Buchla converter, which uses a cuople of resistors,  
> a couple of diodes, and a FET. You see it all over his designs. (I  
> think that circuit predates Buchla, though. I recall seeing it  
> discussed in Hal Chamberlin's book, but I don't have it handy at the  
> moment to check.)
>
> - Aaron
>
> On Jun 1, 2009, at 4:37 PM, Scott wrote:
>
>> I'm trying to pick out a saw to tri/sine converter for a VCO I'm  
>> building (j.h.living).  Is there much difference between the  
>> various types?  Looking through my bookmarks I see a few..
>>
>> Bergfotron uses transistors
>> http://hem.bredband.net/bersyn/VCO/Saw%20to%20tri-sin%20W.gif
>>
>> ASM uses diodes
>> http://www.elby-designs.com/asm-2/vco/vco1-shaper-asm2-cct.pdf
>>
>> rwilson uses a 13700 (nothing direct, but it's on the VCO schematic)
>> http://www.musicfromouterspace.com/analogsynth/VCO200604REV01/vcoschematicpage2.gif
>>
>> Thanks!
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