MOTM

I've built two 420s, two 440s, and a 410 (among many others), and I never
swapped any of those pots. No wonder, I followed the damn instructions and
PCB labeling.

Feeling cheeky, not enough coffee yet, just kidding you, Ken... ;)

David.

> -----Original Message-----
> From: elhardt@... [mailto:elhardt@...]
> Sent: Sunday, January 28, 2001 11:37 PM
> To: motm@yahoogroups.com
> Subject: [motm] Roland 1 volt/oct accuracy / FM1-FM2 swapped
> 
> 
> I just pulled out my two 420s (one where I swapped FM1 and 
> FM2 by accident), 
> and popped in my two 440s.  They sound great, but I had 
> swapped FM1 and FM2 
> on both of those too.  Geez.  No wonder, the damn numbering 
> of pots on the 
> front panels of those filters is jumbled.  1,3,2 and 5,7,6.
> 
> I'm using my Roland SH-7 to control my MOTM using the CV and 
> Gate outputs 
> (with a mess of alligator clips and resistors to chop down 
> the gate level).  
> I measured the CV out on the bottom C note and got a reading 
> toggling between 
> 2.00 and 2.01.  Up the octaves I got 3.00, 4.00 and 5.00 
> exactly.  I had no 
> idea that both the synth and my BBC meter were so accurate.  
> Both the synth 
> and meter would have to be accurate to less than 1/100 of a 
> volt for these 
> kinds of readings.  Amazing.
> 
> -Elhardt
> 
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