The instrument
The Binson P.V. 604 A.C. Voltage Regulator was released in 1969 / 1970 and can be used in a set with Max Power P.O. 601, Pre-Mixer Echo P.A. 602 and Echorec Tube Echo P.E. 603-T.
The Binson P.V. 604 A.C. Voltage Regulator was released in 1969 / 1970 and can be used in a set with Max Power P.O. 601, Pre-Mixer Echo P.A. 602 and Echorec Tube Echo P.E. 603-T.