SMS Modular Synthesizer System - 2 Mars, 1 Planet7

via this noisebug auction
"2 SMS MARS units & 1 Planet7 In Great Condition - Includes Manuals for each Unit & Power Cords.

Manufacturer Description:
The MARS & PLANET7 is a complete Modular Analogue Synthesizer taking up 4u of 19” rack space. The system has been designed for easy expansion & can be started with a single MARS unit, with an additional MARS & P7 module completing the system. The combined system is a powerful Analogue Modular Synthesizer incorporating:

* Two VCLFO’s * Two temperature compensated 1V/Oct VCO’s with waveform morphing *l Two 24dB/Oct Transistor Ladder VCF’s * Two Log/Lin VCA’s
* Two ADSR Envelope Generator’s * One 3 way Multi * One 3 way Buffer * One 2 Channel Mixer with +/- outputs * One Sample & Hold with Integral Clock
* One Lag Processor * One DC Level Shifter/Voltage Source * Four Bi-polar Attenuators * One high quality Ring Modulator * 3 Colour Noise Source.

Mars:
The MARS (Modular Analogue Rack Synthesizer) is a complete five module modular synthesizer in a compact 1u 19" rack. Internal pre-patched connections allow for convenient signal & modulation routing but can be overidden for true modular synthesis.

Planet7:
The P7 is designed to sit between two MARS synthesizers for convenient system patching. When combined with two MARS synthesizers the additional modules within the Plantet7 compliment & enhance the system performance."