Finished a new module

Eric Barbour svetengr at earthlink.net
Fri Aug 1 18:45:22 CEST 1997


Rob Hukin wrote:
> What kind/range of scaling does the CV have?

None, really. You need a keyboard that has adjustable
pots for its resistor ladder. This is because the 
F/V response of thyratrons varies greatly from unit
to unit. The manufacturers gave a range of trigger 
voltages versus anode current, not a specific value.
So changing the thyratron oscillators usually requires
retuning the keyboard.

I am planning to provide the schematic of the quad VCO
next week, so stay tuned. If you want more information,
look at:

http://www.synthfool.com/diy/eb.html

-- 
Eric Barbour
Svetlana Electron Devices
Portola Valley CA USA



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