[sdiy] M110 with more outputs

[Tom Wiltshire]

On 29 Aug 2011, at 16:12, Scott Nordlund wrote:

> 
>> (This is in fact an open letter to Neil.)
>> 
>> No idea if it's technically possible, but if the next revision
>> of your M110 clone could have outputs for more than 4 octaves of
>> squares, that would be I/O pins well spent. That annoying whine
>> four octaves above is probably the worst feature of the Siel
>> Mono. Really limits its field of application.
> 
> It will likely need a higher clock rate if you want to preserve pitch resolution.
> Those buzzy sawtooth waves are really irritating, it's the bane of divide-down architectures. I like it on triangle waves, though (as found in the Crumar Bit One, Casio HT series, NES...). The Polymoog had a reasonable solution...

Why do you get a whine four octaves above? What did the Polymoog do about it? Why are the buzzy sawtooth waves irritating? Aren't sawtooth waves supposed to be buzzy?

I'm getting a coming-in-in-the-middle-of-a-conversation feeling here. Did I miss something?

Thanks,
Tom