Richard-EMIRepair on Twitter: "Tubbutec midi kit installed in this 1982 vintage Korg Poly-61 so now it's a Poly-61M #EMIRepair #Analogue #Synthesizer #Korg #Poly61 #Poly61M https://t.co/HeSblNmJON" / Twitter
Korg Poly-61 Repair Parts and Accessories - Syntaur
Tubbutec Intros ModyPoly HiRes Mod For Polysix, Poly-61 + Mono/Poly – Synthtopia
MATRIXSYNTH: Korg Poly-61 with Custom Wood Case & MIDI Retrofit