AP-1615
| Brand | Heathkit |
| Manufacturer | Heath Company, Schlumberger Limited |
| Function | Amplifier, Pre (Kit) |
| Produced | 1976 |
| Country | United States |
| Form Factor | Standard Width |
| Signal Path | Analog Hardware |
| Dimensions | 44.5 × 11.4 × 20.6 cm (W × H × D) |
| Weight | 12lbs (Shipped) |
| Power | 120/240VAC, 50/60Hz |
| Frequency Response | 20Hz-20kHz ±0.2dB |
| Input Sensitivity (Phono) | 2mV |
| Input Overload (Phono) | 100mV |
| Input Sensitivity (Line) | 180mV |
| Input Overload (Line) | 10V |
| Frequency Response (Phono) | 30Hz-15kHz ±0.5dB |
| SNR (Phono) | 65dB |
| SNR (Line) | 85dB |
| Output Voltage | 1.5V |
| Output Voltage (Tape) | 180mV |
| THD | 0.05% |
| IMD | 0.05% |
| Channel Separation (1kHz) | 50dB |
| MSRP (1976) | $129.95 |
| Channels | 2 Channel |