Hello!! We had added a master volume knob in my Or120 head, without any schematic references, it works, but we are not totally sure about if ground connection that we had installed is right (in the right place) it makes a bit noises, and so we arent sure if the value of the knob we choosed is the ri...

yes, it matches almost 100%. At the back my amp have also the same "seal of approval" sticker, and the metalic plate at the back is also like in the picture, only differences are that my amp have a standby switch at the back and at front panel dont written "Hz" and "Khz" near tone controls. Not a pr...

thanks, but this picture dont helps me at all, because here appears amps with "overdrive" written in front panel, mine dont have that, and the model from the 1973 catalogue, very similar to my amp, have the knobs and the signs just that this graphic says about the 90´s reissues...

Hello everybody, I´ve recently buyed in a second hand shop an used OR120 amp head, I cant load images at the moment, but I´m going to try making a description as nice as possible: FRONT PANEL: (Front panel looks almost like picture from 1973 catalogue, except A and N from the logo) -"ORANGE" Trade L...

Name; Cruz Caballero (Siberia) Location; Murcia, Spain BASS COMBO: Amp Model; Crush 100 BXT Serial number; G100610059 Finished; 2009 or 2010 GUITAR COMBO: Amp Model; Crush 20 LDX Serial number; 00237-0811 Finished; 2011 GUITAR CABINET: Amp Model; PPC412 Serial number;OR412-5054 Finished; unknown GUI...