1 bit of ASM advice needed...

Stopp,Gene gene.stopp at telematics.com
Fri Feb 27 01:45:00 CET 1998


Magnus wrote:

>
>Next to the negative input at the CA 3140 is a offset pin sitting very
>closely to -15V with only 500 ohm down to it. This migth be good to
>know if there is a odd frequency stick in the VCO which doesn't
>correlate with the current in the Q1/Q2 10k resistor...
>
>The CA3140 has an input impedance of about 1 Tohm so some caution
>should be taken for low input currents... but I am not sure that the
>VCO get that low current for it to be significant...
>

Uh -huh... well the 3140's are used in the VCF as well. Good catch,
Magnus! I think you might be on to something.

 - Gene



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