MATRIXSYNTH: RX12 Spectr Digital Rhythm Programmer | Ultrarare Post-Soviet Drum Machine


Wednesday, October 29, 2025

RX12 Spectr Digital Rhythm Programmer | Ultrarare Post-Soviet Drum Machine

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video upload by Red Star Melodies

This appears to be the first one to be featured on the site.



via this Reverb listing

"The device was produced in Zhytomyr in early 1990s. It was not a mass-produced product, so this device is very rare.

It has 64 rhythms. You can change the tempo of each of them

Also, it has a «second pattern» mode that can add 8 additional drum brakes between drum loops

The drum machine has 10 sound turning on by pushing the buttons: timbale, tom, clap, rim, snare 1, snare 2, tom 2, closed hihat, crash (the crash does nor works)

You can control the sound of snare with a fader

Also the device has and «avt» button. By pushing it together with drum buttons you can add them to the sequence in auto mode.

The device has inputs for external drum pads."

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