R1155L / R1155N

MILITARY U.K. (different makers for same model)

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  • Year
  • 1940–1945
  • Category
  • Military Receiver
  • Radiomuseum.org ID
  • 329840

 Technical Specifications

  • Number of Tubes
  • 10
  • Main principle
  • Superheterodyne (common); ZF/IF 560 kHz
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Powered by external power supply or a main unit. / AC: 6.3V; DC: 220 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: R1155L / R1155N - MILITARY U.K. different makers
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 16.4375 x 11.375 x 9.375 inch / 418 x 289 x 238 mm
  • Notes

  • Receivers designed for use in military aircraft including the RAF Avro Lancaster bomber, with the R1154 transmitter. Also used in some ASR launches, radio vehicles and ground installations. Modified versions of the R1155B / R1155F receivers with different frequency ranges.

    With 5 frequency ranges:

    Range No :  
      1 (HF) 
      2 (HF) 
      2A (HF) 
      4 (MF) 
      5 (MF)     		 18.5 MHz to 7.5 MHz
    7.5 MHz to 3.0 MHz
    3.0 MHz to 1.5 MHz
    1,500 kHz to 600 kHz
    500 kHz to 200 kHz

    Type of wave: CW, MCW and RT

    With magic eye tuning indicator, BFO and AVC, connections for headphones, aerial, Visual Indicators and the transmitter. Additional filters are fitted to prevent interference from strong transmitters and HF chokes added to prevent interference from radar. With D/F (Direction Finding) and homing functions using type 1 Visual Indicators.
    External power supply: HT 220V 75 mA, LT 6.3V 4A.

    R1155L (ref. 10D/1477): Aluminium case, weight 26 lb.
    R1155N (ref. 10D/1667): Steel case, weight 32 lb.

    There are several other R1155 versions known.

  • Net weight (2.2 lb = 1 kg)
  • 26 lb (26 lb 0 oz) / 11.804 kg
  • Mentioned in
  • Air Ministry A.P.2548A (reprint Sept. 1947
  • Author
  • Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.

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