| Year: | 1974-75 |
| Model: | OR80 |
| Model Number: | OR80 |
| Config: | Head |
| Control Panel Layout: | Input - F.A.C. - Bass - Treble - H.F.Drive - Gain - Echo Send - Echo Return - Pilot Light - Power |
| Rear Panel Layout: | mains chord - Mains selector - 2 Fuse holders - Slave Output - impedance selector - 2 Speaker Outputs (same impedance?) |
| Cabinet: | size? |
| Weight: | |
| Speakers/Load: | (4/8/16Ohms) |
| Speaker model: | N/A |
| Effects: | N/A |
| Output: | 80 Watts |
| Preamp tubes: | 1.5 x 12AX7 |
| Power tubes: | 2 x EL34 |
| Bias: | Fixed bias |
| Rectifier: | solid state |
| Phase Inverter: | Cathodyne type: 1/2 x 12ax7 |
| Circuit: | '74 schematic |
| Chassis layout: | |
| Comments: | |
