HT-550
| Manufacturer | Hitachi |
| Function | Turntable (Direct Drive Semi Automatic (auto return)) |
| Produced | Early 80s |
| Country | Japan |
| Model ID | Lo-D HT-550 |
| Form Factor | Tabletop |
| Signal Path | Analog Hardware |
| Dimensions | 480 Wide x 381 Deep x 139 High (mm) |
| Weight | 10 Kg |
| Power | 100/120/220 Depending on Region |
| S/N Ratio | 74 db |
| Wow and Flutter | .025% |
| Platter Size | 330 mm |
| Connections |
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| Links | Manual and Information |