MATRIXSYNTH: Original R.A. Moog Model 12 Modular System

Wednesday, March 03, 2021

Original R.A. Moog Model 12 Modular System

via this auction

"Here is an exceptional piece of gear !
A really rare an fully restored Moog model 12 from 1972.
It has been meticulously serviced from the core.
Every single module have been thoroughly checked and serviced.
The power supply has been entirely rebuilt to has a stable voltage rails.
All the input output jacks have been cleaned so that the connections are not noisy and smooth.
The potentiometers have been opened and cleaned.
Even all the screws have been polished.

We also made a modification on the Multiple Module, to have two independent inputs for controlling the 2 envelope generators modules with a normal gate signal.

The model 12 has the modules as follow :

- 907 fixed filter bank.
- 903-A noise generator
- 904-A Low pass filter
- 902 VCA
- 921 A Oscillator driver
- 2 x 921 B VCO
- 921 VCO
- 2x 911 envelope generator

+ Mixer, attenuator, Controlled output.

It comes with the original keyboard controller as well."

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