AW: vco8 (Axxe VCO)

Haible Juergen Juergen.Haible at nbgm.siemens.de
Mon Jan 31 13:43:00 CET 2000


	>Hey Juergen, are you still looking for that simple yet stable vco
	>for the 32 oscillator poly? I may have stumbled over something
	>you want.....It's the vco from the Arp Axxe. It's not quite as
simple
	>as the unijunction vco1 as a matter of fact it's about twice as 
	>complicated as the vco1 but it uses common fets.

Hi Tom,

it looks pretty much like a 1st version Odyssey VCO.
In the Odyssey, the two NPNs of the schmitt trigger are
part of a transistor array in order to have temperature compensation
of the trigger threshold.

JH.




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