ASM-1 oscillators

[Joachim Verghese]

On Wed, 8 May 1996 gstopp at fibermux.com wrote:

>      The VCO's are next to each other on the circuit board, but as far as I 
>      can tell there is *no* cross-influence between them at all. I can tune 
>      them to an identical (zero-beat) frequency and they exhibit the very 
>      slow evolving timbre sound that is characteristic of two very close 
>      oscillators.

That's good to hear. It just got me thinking, because in most commercial
designs the retrace time was extended to a few microseconds to prevent
VCO interlocking effects. But then again, those '70s designs didn't
have local supply decoupling.

-joachim