Extremely rare, mid-1970s, sustainer pedal (which may have been) designed by engineers related to Colorsound/Sola Sound. It is also identical to the Orange Sustain and the Futuristic Sounds Sustain, they all share the same pcb/circuit "D1087/2".
02/25/2017: ToneHome is looking for an Ibanez CS-505 narrow box first issue with flying fingers side graphic. Any hint is highly appreciated. Other than that we're looking for boxed effects or just boxes for Ibanez narrow box GE-601, AD-80, CP-835, OD-850. Please submit your offers or leads here: e-mail