Short-tube-transistor radio-Soviet production, has entered the equipment of the Polish Army in the early 70s last. Century as a successor to the R-350M radio station.
It was designed for special groups airborne units and sabotage and spy and provide connectivity at distances up to 1500 km for the 16-meter air links.
| Frequency range | 2,5 - 15 MHz (transmitter) 2 - 15,5 MHz (receiver) |
| Modulation | automatic and manual telegraphy reception of AM and SSB emissions |
| Frequency change | fluent tuning, Plot scale as 2; 5 and 10 kHz depending on the sub-range |
| Intermediate frequency | 690 kHz |
| Output power | 10 W (transmitter) |
| Sensitivity | no worse than 15 μV for receiving AM no worse than 5 μV for receiving telegraphy |
| Control | local and remote via the telephone line and the field telephone |
| Calibrator | built-in crystal calibrator |
| Power | 4 rechargeable silver-zinc 1.5 V / 5 Ah and power supply from an external source 6V |
| Power consumption | 8 A (transmission) 3 A (reception) |
| Weight | 15,5 kg (in a amphibious assault case) |
| Temperature range | -30 to +50 °C |
