Catalinbread SINKHOLE Reverb Guitar Effects PedalThe Catalinbread Sinkhole possesses rich harmonic reverb, deep chorus, tunable modulation, and extended decay, creating otherworldly sounds and warm pads. It is perhaps Catalinbreads most ethereal reverb unit to date. They have combined a harmonically rich hole reverb with an impossibly deep four voice chorus thats been outfitted with a feedback control and a gentle high cut filter. Within this arrangement, the feedback control allows the Sinkhole to