[sdiy] two VCOs on 1 PCB - problems

neil harper metadata at gmx.com
Fri Dec 28 03:10:05 CET 2012

> I built a dual VCO on perfboard with the two circuits physically separated 
> by ~1/2 in, and with totally separated PS lines including grounds, and it 
> does not sync at all.  RC decoupling of the PS lines was not required. So 
> this can be done if you are careful.

how do you do separate grounds for each VCO in the pcb software? do you
create separate grounds in the schematic for each VCO and then do
different ground planes for each? 

//neil harper

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