MATRIXSYNTH: Oberheim OB-SX 48-Key 56 Patch Polyphonic Live Performance Analog Synthesizer

Thursday, February 07, 2019

Oberheim OB-SX 48-Key 56 Patch Polyphonic Live Performance Analog Synthesizer


via this auction

"Condition: Fully rebuilt. All capacitors and single-turn trimpots replaced with new, Japanese parts. Keyboard disassembled, cleaned, leveled with new bushings and lubricant. All keys and pots tested. Several German Schadow switches replaces. All LEDs working. All voice boards pass Autotune and have calibrated in pitch and timbre. Pitch-bend module has been cleaned and tested too. Mainboard fully reflowed to future proof it."

Pic of the voice boards below.

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