• Year
  • 1958
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 148403
    • Brand: TRF

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • ZF/IF 470 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Line / Batteries (any type) / 200-250 / 7.5 & 90 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Fawn 343BU - Ferguson Brand, Ferguson Radio
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 9.25 x 6.75 x 3.5 inch / 235 x 171 x 89 mm
  • Notes
  • Uses Ferrite rod aerial (rather than wire loop frame aerial common on portables till late 1950s) in a table top / transportable style moulded case.

    Batteries are AD38 LT and B126 HT or equivalent (about 70 to 90 hours operation).

    See also the Marconiphone T73DAB Attaché style cabinet with lid using ferrite rod aerial instead of wire loop frame aerial using almost identical chassis. Trader 1961 index actually lists the T73DAB sheet for this model.

    Chassis can be live when on mains power.

  • Net weight (2.2 lb = 1 kg)
  • 1.645 kg / 3 lb 10 oz (3.623 lb)
  • Source of data
  • -- Schematic
  • Circuit diagram reference
  • Radio and TV Servicing books (R&TVS) book
  • Mentioned in
  • 1958-1959 page 94
  • Author
  • Model page created by Keith Staines. See "Data change" for further contributors.

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