Modular & semi-modular

Patch cables, happy accidents, no presets. 3 indexed.

Korg MS-20 The patchable scream machine that taught a generation to hate and love filters. 1978 · $800–$1,200
Moog Mother-32 A modern semi-modular that still sounds like a Moog. 2015 · $500–$700
Roland System-100 Roland's first semi-modular, still patched in studios. 1975 · $2,000–$4,000