TR-1A MK-2
| Brand | Heathkit |
| Manufacturer | Heath Company, Daystrom, Incorporated |
| Function | Tape Machine (Kit) |
| Produced | 1958 |
| Country | United States |
| Signal Path | Analog Hardware |
| Dimensions | 39.4 × 34.3 × 20.3 cm (W × H × D) |
| Weight | 22lbs (Shipped) |
| Frequency Response | 7.5IPS: 50Hz-10kHz ±2.0dB, 3.75IPS: 50Hz-6.5kHz ±2.0dB |
| Speeds (IPS) | 3.75/7.5 |
| Wow & Flutter | 0.35% |
| THD | 1% |
| SNR | 45dB |
| Equalization | NARTB |
| Bias Erase Frequency | 60kHz |
| Output Impedance | 600Ω |
| MSRP (1958) | $99.95 |
| Channels | 1 Channel |
| Displays |
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| Notes | TR-1 deck with TE-1 tape preamplifier. TR-1 not sold separately. Minor improvements to increase fidelity and frequency extension at 3.75IPS. |