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ADS-7 is an analog drum synthesizer inspired by the drum machines/synthesizers of the 70s-80s with a built-in 32-step sequencer and MIDI control.

It has 65 controls, 4 switches and 27 buttons with which you can have a wide control over the sound parameters, sequencer and MIDI. It has individual audio outputs and individual trigger inputs for each of the seven sounds.
Assembled in Moscow/Russia using discrete components and OTA chips.


  • Fully analog, through-hole components;

  • 7 individual sound channels: BD, Clap, OH/CH (choking on/off function), 3 separate Generators (GEN) with Band-pass and Low-pass filter options;

  • 65 knobs/controls for different sound shaping options: from standard noise to metallic tones;

  • 16/32 step analog sequencer;

  • Ability to clock external gear with the sequencer;

  • Up to 32 steps preset loading/saving slots;

  • MIDI In/MIDI Out;

  • 3.5 mm individual triggers;

  • Stereo/individual 6.3 mm outputs for each sound plus 1 trigger out;

  • Steel casing;

  • Dimensions: L330xW250xH140 mm;

  • Weight: 3.5 kg (without power supply);

  • 15 VAC 220v power supply (included).



The very first version of ADS-7.

Only x30 units were ever produced.

Follow up is the new mk2 version.

Test_-AVP-Synth-ADS-7-AMAZONA review

ADS-7 Analog Drum Synthesizer direct mix out through a spring reverb into a soundcard.
No external sequencing, all coming from ADS-7 sequencer. Switching between pre-programmed patterns and tweaking away. Panning also done from the unit itself.

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