Sputnik Dual Defect Processor Model 289, 25S, Sputnik CV TOOLBOX MODEL 244 and Sputnik 228r are among Sputnik Modulars most popular products.
Buchla 258 Clone
Clone of Buchla 266 by Roman Filipov - DIY only
Buchla 266 Source of Uncertainty Clone
Vactrol Filter
Half of a Buchla 281 clone
Mu version of Serge VCS
Dual analog oscillator
Digital Signal Processor
Oscillator
Quad low-pass gate with individual, mix, and odd/even outs.
6-channel stereo mixer with CV-pannable channels and headphone output.
Buchla 266-based source of multiple types of uncertainty.
Quad function generator a la Buchla 281.
Early prototype, never released.
Preamp and Envelope Follower
Sequential Switch
Complex Dual Oscillator
Odd-number 4-channel sequencer with built in clock source/LFO
Modular Multi-Touch Keyboard Controller
Expander module for Touch Keyboard
4x Stepped Random module.
Multimode Filter with 8 stage sequencing/presets.
Direct input panel for Quadrophonic Mixer
Expander for Dual Multisegment Function Generator
Quad Chromatic Quantizer
25S Complex Oscilator
Sputnik Modular - Variable Waveform Generator