| R-311 (USSR)  
| Type: | Military HF receiver |  
| Frequency range: | 1-15 MHz in five bands |  
| Mode: | AM/CW |  
| Receiver system: | Single-conversion superheterodyne |  
| Sensitivity: | N/A |  
| Selectivity: | N/A |  
| Image rejection: | N/A |  
| Voltage: | Internal NiCd batteries and vibrator supply unit |  
| Current drain: | Max 1 A (lamp on), <0.5 A (lamp off) |  
| Impedance: | ? ohms |  
| Dimensions (W*H*D): | ? mm |  
| Weight: | ? Kg |  
| Manufactured: | USSR, 195x-196x (Discontinued) |  
| Other: | This receiver does NOT feature AGC |  
| Related documents: |  |  |