[sdiy] Ideas for Sequential Pro-One filter modifications please

[Colin f]

> I've owned a Sequential Pro-1 for many years, and I've never been  
> particularly happy with the filter. I'm not sure whether this is a  
> fault or a feature. It's possible that other Pro-1s sound 
> better than  
> mine.

I've owned two Pro 1s over the years, and got rid of them both because of
the (IMO) lacklustre filter.
I picked up an E&MM Spectrum a few years back, which was also 3320 based,
and in that case I made a little daughterboard for it to take an SSM2044 in
the 3320 socket.
Much better.

Cheers,
Colin f