MATRIXSYNTH: Sequential Circuits Prophet T8 Analog Polyphonic Synthesizer SN 00063

Wednesday, September 20, 2017

Sequential Circuits Prophet T8 Analog Polyphonic Synthesizer SN 00063

via this auction

"Pieces that are missing/ not functioning :

5 screws in the back

22 knobs

The original pot on the frequency knob on the Lfo - mod section

The switch on the freq A on the Lfo - mod section doesn't turn on.


The first four keys on the lowest octave are warped and stuck together.

53 out 76 keys work

When you plug in a midi keyboard all the keys work great

What works:

The sequencer

The presets have been currently installed

All the keys work via midi

The after touch

All eight voices are working

all of the knobs and switches work except for the frequency A switch on the Lfo mod

The tuning button works

Modifications/ Repairs

painted/ stained all the wood on the sides on the front and in the middle of the keyboard.
painted the top portion of the Prophet black.
replaced two of the Voice chips
replaced the internal battery and I installed all the factory sounds"

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