9477B
| Brand | Altec Lansing, Altec |
| Manufacturer | Altec Corporation |
| Function | Amplifier, Power |
| Produced | 1975 |
| Country | United States |
| Form Factor | 19" Rackmount |
| Signal Path | Analog Hardware |
| Dimensions | 48.3 × 17.8 × 21.6 cm (W × H × D) |
| Weight | 34lbs |
| Frequency Response | 20Hz-20kHz ±0.5dB |
| Output Power (0.5% THD, 30Hz-20kHz) | 100W |
| Output Power (Clipping, 8Ω) | 130W |
| Input Sensitivity | 0.8V |
| Load Impedance | 4/8/16Ω |