2021-10-17 - PROGUE USER MANUAL released!
2021-06-28 - PROGUE BETA firmware released!
2021-04-03 - Products available!
2021-02-03 - New product release: RESONATOR - Polymoog's classic filter section.
2021-01-01 - New product release: PROGUE - Monophonic analog DIY synthesizer.
JSI SYNTH designs projects for synthesizer Do-It-Yourself enthusiasts. The product selection is based on our preferences for timbral qualities of the vintage analog gear. The designs are pushed towards modern surface-mount technology to max the overall performance without losing the DIY aspect.