JHS SD-1 Pro-Rhythm Drum Synth Synthesizer It is currently being tested

It is currently being tested and refined - shipping is likely to be around 2 weeks after ordering

+8 sound banks provided

or end creating an “endless circular staircase” effect derived from the Shephard Tone auditory illusion popularised in television

Complete with box

JHS SD-1 Pro-Rhythm Drum Synth Synthesizer It is currently being testedExcellent drum synth. Full of disco and dub goodness. Only selling this one because we picked up another. Serviced and working well. The JHS SD 1 is a 2 oscillator synth with a switchable LP HP BP resonant VCF. VCO 1 has Noise, Square and Ring Mod. VCO 2 is switchable as an LFO which can affect VCO 1 or the VCF. It also has a sweep generator which can affect either or one of the VCOs, and the VCF with independent variable polarity and depth, and