STR-1
| Brand | Heathkit |
| Manufacturer | Heath (Gloucester) Ltd., Schlumberger Limited |
| Function | Tape Machine (Kit) |
| Produced | 1971 |
| Country | United Kingdom |
| Signal Path | Analog Hardware |
| Dimensions | 49.5 × 19.8 × 39.4 cm (W × H × D) |
| Weight | 30lbs |
| Power | 220-250VAC, 50Hz |
| Frequency Response | 7½ips: 40Hz-18kHz, 3¾ips: 40Hz-12kHz, 1⅞ips: 40Hz-7.5kHz |
| Speeds | 7½ips, 3¾ips, 1⅞ips |
| Reel Capacity | 7" |
| Input Sensitivity (Mic) | 0.35mV |
| Input Impedance (Mic) | 50kΩ |
| Input Sensitivity (Aux) | 50mV |
| Input Impedance (Aux) | 100kΩ |
| Output Power | 4W |
| Driver | 8"x5" Cone (x2) |
| MSRP (1971) | £65 |
| Channels | 4 Track, 2 Channel |