Wow, thanks Billy. Exactly the same as mine but a little cleaner! You guys really know your stuff. Is there anywhere I could take my amp to get it cleaned and tested? As far as I'm aware it works perfectly but I wouldn't like to take it past 3 on the volume scale as a) it's too loud and b) I wouldn'...

Hi, I have an old 1975 Orange custom twin reverb combo amp with the original foot pedal and A4 wiring diagram. The model on the back is 125 and the serial number is 1063. It also has the number 5886 stamped on the "Warning high voltage" plaque on the back in silver. If anyone out there has any info ...