• Year
  • 1956
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 326262

 Technical Specifications

  • Number of Tubes
  • 15
  • Main principle
  • Superhet with RF-stage; ZF/IF 450 kHz
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Power type and voltage
  • Alternating Current supply (AC) / 100-125; 200-250 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Communications Receiver 730/4 - Eddystone Brand, Stratton and
  • Shape
  • Rack
  • Notes
  • A communications receiver mainly sold to the UK Ministry of Defence. It has provision for use with external power sources in the absence of mains supply. The set is a single conversion superheterodyne with an IF of 450kHz using 15 valves, and has two RF stages of amplification, two IF stages of amplification, stabilised HT for VFO and BFO, audio filter, crystal IF filter, crystal calibrator and a noise limiter. The set tunes from 480kHz
    to 30MHz in 5 bands :

    Band 1 12.3-30.00MHz
    Band 2 5.3-12.5MHz
    Band 3 2.5-5.7MHz
    Band 4 1.11-2.5MHz
    Band 5 480-1100kHz

  • Price in first year of sale
  • 230.00 £
  • Literature/Schematics (1)
  • - - Manufacturers Literature (eddystoneusergroup.org.uk)
  • Author
  • Model page created by Hans-Georg Wachter. See "Data change" for further contributors.

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