AD-1703
| Brand | Heathkit |
| Manufacturer | Heath Company, Zenith |
| Function | EQ (Kit) |
| Produced | 1980 |
| Country | United States |
| Form Factor | 19" Rackmount |
| Signal Path | Analog Hardware |
| Dimensions | 48.3 × 14.6 × 35.6 cm (W × H × D) |
| Weight | 8kg (Shipped) |
| Power | 120/240VAC, 50/60Hz |
| Frequency Response | 20Hz-20kHz |
| SNR (A-Weighted) | 90dB |
| THD | 0.001% |
| TIM | 0.03% |
| Filter Q | 1.2 ±5% |
| Overload | 8V |
| Rated Output | 1.4V |
| MSRP (1980) | $399.95 CAD |
| Channels | 2 Channel |
| Notes | Optional: AEA-1800-2 oak-finish cabinet ($37.95) |