GD-28
| Brand | Heathkit |
| Manufacturer | Heath Company, Daystrom, Incorporated |
| Function | 8-track deck (Kit) |
| Produced | 1969 |
| Country | United States |
| Signal Path | Analog Hardware |
| Dimensions | 26.4 × 11.4 × 21 cm (W × H × D) |
| Weight | 6.75lbs (Shipped) |
| Power | 105-125VAC, 60Hz 45W |
| Frequency Response | 50Hz-10kHz ±5dB |
| Tape Speed | 3.75ips |
| Wow & Flutter | 0.3% |
| Output Voltage | 300mV |
| THD | 3% |
| Channel Separation (1kHz) | 30dB |
| SNR | 40dB |
| Mechanism | Motorola |
| Finish | Simulated Walnut Grained Polyurethane |
| MSRP (1969) | $59.95 |