R-123

R-123

R-123

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For the refrigerant R-123, see 2,2-Dichloro-1,1,1-trifluoroethane.

R-123 "Magnolia" (Р-123 «Магнолия») is a Soviet military HF/VHF radio transceiver designed for use in tanks and other armoured vehicles. The device was made in the Ryazan radio plant.

R-123 radio transceiver

Deployment

The R-123 set was commonly used in conjunction with the R-124 intercom system in armoured vehicles. Introduced in the early 1960s, the R-123 set was also adopted by other Warsaw Pact members and exported to countries such as Finland, Egypt, and Iraq.

Technical specifications

R-123

  • FM, superheterodyne radio transceiver. Circuitry consists of 32 valves and various semiconductor devices.[1]
  • Tuning system: In addition to manual tuning, up to 4 preset channels can be selected using a motorized servo system.[1]
  • Frequency range:
    • Band 1 = 20.00 - 35.75 MHz
    • Band 2 = 35.75 - 51.50 MHz
  • Channel spacing: 25 kHz [1]
  • 1,260 total available channels
  • Transmitter power: 20 W [1]
  • Range: 20 km
  • Antennas:
    • Tank rod antenna: 4 m
    • Telescopic antenna: 6 m
  • Operating temperature range: -40 to +50 °C
  • Dimensions: 428 × 225 × 178 mm
  • Weight: 25 kg

BP-26 power supply unit

  • Transistorized inverter
  • Input voltage: 26 V
  • Output voltages: + 1.2 V, + 6.3 V, + 150 V, - 150 V, + 250 V and + 600 V [1]
  • Dimensions: 210 × 164 × 218 mm
  • Weight: 7 kg

References

  1. [1]
    "Soviet R-123 Radio Station". www.kriegsfunker.com. Retrieved 27 July 2018.
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