P-522B
| Brand | Altec |
| Manufacturer | Altec Lansing Corporation |
| Function | Accessory |
| Produced | 195? |
| Country | United States |
| Form Factor | Part |
| Signal Path | Analog Hardware |
| Dimensions | 6.1 × 10.8 × 25.4 cm (W × H × D) |
| Power | 117VAC, 60Hz 80W |
| Output Voltage (AC) | 6.3V |
| Output Current (AC) | 5.0A |
| Output Voltage (DC) | 260/270V |
| Output Current (DC, 270V) | 135mA |
| Output Current (DC, 260V, 270V) | 40mA, 95mA |
| Tube Complement | 6X4 (x2) |
| Links | Altec 250A Console |
| Notes | 250A Console plug-in module. Available separately for custom installations. |