Camcamx Serial Mackeeper. Mutron Biphase. NAME: Mu-tron Bi-Phase. Manual or pedal option. The Mu-Tron Bi-phase is one of the coolest phasers around. The Mu-Tron Bi-Phase is a dual phase-shifter invented and marketed by Musictronics USA in the 70s. It has become well-known and well-loved for it’s ‘classic.

Mutron Bi-Phase Frontview Repairing a quite battered Bi-Phase. Turned out that this rather obscure Opto-Electric device (Vactrol) didn’t work properly anymore, here a couple of shots of the dismantled thing and how I fixed it. Unfortunately the original knobs are no more part of it and replacement is hard to get and expensive. Torrent Proxy List more. For now, it has to work with the ones which are fitted. I also added a new transformer for 240VAC to the device and build a new bypass/pedal switch as I did not have the original one.