HA-1
| Manufacturer | Hitachi |
| Function | Amplifier, Integrated |
| Produced | 1983 |
| Country | Japan |
| Form Factor | Bookshelf / Stand Mounted |
| Signal Path | Analog Hardware |
| Dimensions | (WHD) 435 x 83 x 230 mm / 17.1 x 3.3 x 9.1 inch |
| Power | Alternating Current supply (AC) / 220 Volt |
| Frequency Response | 20Hz to 20kHz |
| Channels | 2 Channel |
| Links | radiomuseum.org |