The 120 Watt (RMS) Audio Power Amplifier designed to meet AS2220-1989 in an Ampac EV3000 Emergency Warning and Intercommunication System.
| Voltage | 24V dc |
| Quiescent Current | 175mA |
| Max Current | 8100mA |
| Max Output Power | 120 Watts |
| Output Voltage | 100V ac RMS |
| Freq. Response | 210Hz to 14.5kHz (±1dB) |
| Distortion | < 0.2% at full load |
| Signal to Noise | 77 dB |
| Overload | 100 VRMS + 10% |
| Weight | 1160 grams |
| 154-0077 | 120 Watt Power Amplifier |