PROJECTS ONLY (Sold as Non-Working)July 2, 2022Band-Pass Filter, Envelope Filter, High-Pass Filter, Low-Pass FilterSMG Elek-Tron 1000 Effectmatic
Musitronics Mu-Tron EffectsApril 15, 2022Band-Pass Filter, Envelope-Controlled, High-Pass Filter, Low-Pass FilterMutron III w/Original Box
electro-harmonixJune 10, 2023Band-Pass Filter, Envelope Filter, High-Pass Filter, Low-Pass FilterQ-Tron Plus (Envelope Filter + Effects Loop) w/Original Packaging (Wooden Box) & Power Adapter
MaxonMarch 4, 2023Band-Pass Filter, Envelope Filter, High-Pass Filter, Low-Pass FilterAF-201 (Auto Filter)
electro-harmonixOctober 23, 2022Band-Pass Filter, Envelope-Controlled, High-Pass Filter, Low-Pass FilterXO Micro Q-tron (Envelope Follower)
SubDecayJanuary 9, 2023Band-Pass Filter, Envelope Filter, High-Pass Filter, Low-Pass FilterPrometheus (Low-Pass Envelope Filter)