AJ-2520
| Brand | Heath, Heathkit |
| Manufacturer | Heath Company, Zenith, Harman/Kardon |
| Function | Radio Tuner (Kit) |
| Produced | 1988 |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Dimensions | 44.5 × 7 × 36.2 cm (W × H × D) |
| Weight | 11lbs (Shipped) |
| Power | 120VAC, 60Hz 14W |
| Sensitivity (FM) | 0.95µV (10.8dBf) |
| Sensitivity (FM, Mono, 50dB Quieting) | 37dBf |
| Sensitivity (FM, Stereo, 50dB Quieting) | 19.4µV |
| THD (Mono) | 0.2% |
| THD (Stereo) | 0.3% |
| SNR (Mono) | 82dB |
| SNR (Stereo) | 74dB |
| Capture Ratio | 1.3dB |
| Alternate Channel Selectivity | 50dB |
| MSRP (1989) | $229.00 |
| Channels | 2 Channel |
| Notes | Harman Kardon designed for Heath. |