| Type: | HF receiver |
| Frequency range: | 10-160 m |
| Mode: | AM/SSB/CW |
| Receiver system: | N/A |
| Sensitivity: | N/A |
| Selectivity: | N/A |
| Image rejection: | N/A |
| Voltage: | Mains |
| Current drain: | ? mA |
| Impedance: | 50 ohms, SO-239 |
| Dimensions (W*H*D): | ? mm |
| Weight: | ? Kg |
| Manufactured: | Japan, 19xx-19xx (Discontinued) |
 R-820_user_manual.pdf | 8994 kB |