1593B
| Brand | Altec Lansing, Altec |
| Manufacturer | Altec Lansing Corporation, LTV Ling Altec, Inc. |
| Function | Amplifier, Power |
| Produced | 1969 |
| Country | United States |
| Form Factor | 19" Rackmount |
| Signal Path | Analog Hardware |
| Dimensions | 48.3 × 13.3 × 18.8 cm (W × H × D) |
| Weight | 23lbs |
| Power | 120/250VAC, 50/60Hz 13W (Idle), 85W (17W Out), 145W (Max) or 24/28VDC 0.2A (Idle), 2.5A (17W Out), 4A Max |
| Frequency Response | 20Hz-20kHz ±1dB |
| Power Output | 50W |
| Gain | 61dB |
| THD (50W, 45Hz-20kHz) | 1.0% |
| Input Sensitivity | 0.8V (0.15V with Altec 15095A Line Transformer) |
| Input Impedance | 15kΩ |
| Source Impedance | 600Ω (With Altec 15095A Line Transformer) |
| Load Impedance | 4/8/16/100Ω |
| Load Voltage | 14/20/28/70V |
| Damping Factor | 10 |
| SNR | 85dB |
| Noise Level | -38dBm |
| Finish | Green |
| Channels | 1 Channel |