A-84
| Brand | Hallicrafters |
| Manufacturer | The Hallicrafters Co. |
| Function | Amplifier, Power |
| Produced | 1952 |
| Country | United States |
| Signal Path | Analog Hardware |
| Dimensions | 34.3 × 19.3 × 21.6 cm (W × H × D) |
| Weight | 26lbs (Shipped) |
| Power | 105-125VAC, 50/60Hz 150W |
| Frequency Response | 6Hz-100kHz ±1dB (0.5W), 9Hz-100kHz ±1dB (10W) |
| Output Power | 10W |
| Output Power (Peak) | 20W |
| Amplifier Topology | Williamson |
| Input Sensitivity | 1.25V |
| THD | 0.14% |
| IMD (40Hz:12kHz, 4:1) | 0.17% |
| SNR (10W) | 80dB |
| SNR (20W) | 83dB |
| Output Impedance | 0.5Ω (On 16Ω Tap) |
| Output Load Impedance | 8/16Ω |
| Damping Factor | 32 |
| Output Tube | KT-66 |
| Tube Complement | KT-66 (x2), 12AU7 (x2), 5V4G |
| Channels | 1 Channel |