2023-12-04 - PROGUE enclosure is back in stock!
2023-08-14 - PROGUE PCB-A (REV-B) is back in stock!
2023-08-14 - PROGUE slide SWITCHES available for buy!
2022-06-20 - New Product: PETERSON keyboard preamp!
2022-06-20 - New Product: PHASOR !
2021-10-17 - PROGUE USER MANUAL released!
2021-06-28 - PROGUE BETA firmware released!
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.