Roland System 100 M

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via this auction

"The Roland 100M is a stunning and totally uniquely fashioned modular system manufactured around the late 1970s. The 100M is consistently considered a top-tier must-have vintage modular synthesizer by a huge number of fans. This package includes 9 modules, a CV controller keyboard and lots of connection and patch cables. It also offers the facility to convert CV to midi messages via the Kenton Electronics PRO-2 dual channel MIDI to CV converter.

List of Modules and other devices:

M-112 dual VCO, with 3 CV ins, 2 outs, and weak/strong sync

2X, M-121 dual VCF, with low-pass and high-pass filters with 24 dB/oct slope

M-130 dual VCA, with a linear/exponential switch

M-131 Mixer, 4 X 2 X 1, with panning and a tuning oscillator (220/440/880Hz)

M-132 dual Mixer and Voltage Processor

M-140 dual Envelope (ADSR, invertible, and manual gate button) and LFO (5 waveforms with switchable range: x1, x1/10)

M-172 Phase Shifter, Audio Delay, LFO, Gate Delay

M-181 Keyboard, 49-note (C-C) same as M-180 but with added portamento switch and bender lever (with CV out)

M-182 Analog Sequencer, 2 X 8 step, serial or parallel modes

2X, M-191J five-module rack with multiple connectors on its base

Kenton Electronics PRO-2 dual channel MIDI to CV converter

Please note, The eight pin CV connector has a fault which means that only the pitch and not the gait works. However the individual gait from the control keyboard works."