Helpful and interesting links
Analogia.pl – Synthesizer repair, modification and sale.
Dada machines – experimental sound tools for the real life
Audiowerkstatt – Awesome midi tools
Stereoping – Midi controller customized for vintage synths, Juno-66 and SH-1oh1
Florian Anwander – great Polysix resource page and a Chord Trigger mod for P6 and P61
Syso’s log – Hacker and creator of a soon to come Synthesizer
Syntegtator – Youtube channel featuring various synthesizer modifications.
Initial Gain – The incredibly talented and awesome band
NoisySix – Interesting Polysix upgrade brings you an enhanced LFO.