[sdiy] Digital 4 Pole Multimode Filter

Mattias Rickardsson mr at analogue.org
Fri May 4 10:41:08 CEST 2018


Den tors 3 maj 2018 07:28Andrew Simper <andy at cytomic.com> skrev:

>
> Even in the linear sense there is still a good reason to use two cascaded
> 2 poles or a 4 pole SVF because the responses are fundamentally different
> from 4 cascaded one poles with feedback and pole mixing.
>

What can be said about their differences soundwise?

I always assumed that the somewhat odd dual 2-pole filter in the Jupiter-6
(IIRC) would be a worse solution than ordinary cascaded 4-pole filters, but
maybe that's just me being dumb? :-)

/mr - just landed in Berlin, the city of superb booths

>
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