| Year: | 1978 |
| Model: | OR135 (Hustler?) |
| serial Number: | 16312 |
| Config: | COMBO with front controls |
| Control Panel Layout: | Power - Standby - Master - Contour - Presence - Treble - Bass - Volume - Bright input - Normal input |
| Rear Panel Layout: | 2 Speaker outputs - Impedance selector - Serial number - Preamp/Slave output - Fuses - Mains selector - Mains input |
| Cabinet: | |
| Weight: | |
| Speakers/Load: | Impedance selector present |
| Speaker model: | Rola-Celestion G12-100 (16 Ohms) |
| Effects: | None |
| Output: | 120 Watts? |
| Preamp tubes: | 1.5 x 2AX7 |
| Power tubes: | 4 x EL34 |
| Bias: | Fixed bias??? |
| Rectifier: | solid state |
| Phase Inverter: | 1/2 12AX7 |
| Circuit: | |
| Chassis layout: | |
| Comments: | |
