TR-1AQ
| Brand | Heathkit |
| Manufacturer | Heath Company, Daystrom, Incorporated |
| Function | Tape Machine (Kit) |
| Produced | 1959 |
| Country | United States |
| Model ID | TR-1A MK-5 |
| Signal Path | Analog Hardware |
| Dimensions | 39.4 × 34.3 × 20.3 cm (W × H × D) |
| Frequency Response | 7.5IPS: 40Hz-15kHz ±3dB, 3.75IPS: 40Hz-10kHz ±3dB |
| Speeds (IPS) | 3.75/7.5 |
| Wow & Flutter | 0.35% |
| THD | 2% |
| SNR (0.75V/Channel) | 40dB |
| Equalization | NARTB |
| Bias Erase Frequency | 60kHz |
| Output Impedance | 600Ω |
| MSRP (1959) | $149.95 |
| Channels | 2 Channel, 4 Track |
| Displays |
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| Notes | Quarter-track stereo version of TR-1A Mk. 3 |