AA-18
| Brand | Heathkit |
| Manufacturer | Heath Company, Daystrom, Incorporated |
| Function | Amplifier, Integrated (Kit) |
| Produced | 1969 |
| Country | United States |
| Signal Path | Analog Hardware |
| Dimensions | 19.6 × 6.6 × 14.2 cm (W × H × D) |
| Weight | 2.6lbs |
| Power | 105-125/210-250VAC, 50/60Hz 5W |
| Output Power (IHF) | 3.25W |
| Output Power (Dynamic, IHF) | 4W |
| Power Bandwidth (1.5% THD) | 20Hz-100kHz |
| Input Sensitivity | 250mV |
| Input Impedance | 125kΩ |
| THD (1W, 20Hz-60kHz) | 0.7% |
| THD (4W, 40Hz-60kHz) | 1.5% |
| IMD (4W, 60Hz:6kHz, 4:1) | 4% |
| Damping Factor | 10 |
| Finish | Brown and Beige |
| MSRP (1969) | $19.95 |
| Channels | 1 Channel |