Search found 1 match
- Tue Aug 26, 2014 11:26 pm
- Forum: Technical Discussion
- Topic: 1970's Orange OR120 Screen Resistor Value/Question
- Replies: 3
- Views: 817
1970's Orange OR120 Screen Resistor Value/Question
A friend brought over his 1970's Orange OR120 amp for me to look at. As soon as I opened the chassis, a 2K 5W resistor fell out of the amp. The 1st and 4th power tube have a 2K 5W power resistor on the screen. The 2nd and 3rd have no resistor on the screen. The schematic calls for 1K 5W on each powe...