• Year
  • 1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 110602
    • Brand: TRF

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

 Technical Specifications

  • Number of Tubes
  • 10
  • Main principle
  • Superhet with RF-stage; ZF/IF 470 kHz
  • Wave bands
  • Broadcast, Long Wave and 2 x Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 100-240 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 25.5 cm = 10 inch
  • Power out
  • 5 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 503AC - Ferguson Radio Corporation Ltd
  • Shape
  • Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
  • Dimensions (WHD)
  • 440 x 555 x 300 mm / 17.3 x 21.9 x 11.8 inch
  • Notes
  • SW bands 12-35m and 25-70m. See also the Ferguson 503T table radio with alternative SW bands.
  • Net weight (2.2 lb = 1 kg)
  • 18.4 kg / 40 lb 8.5 oz (40.529 lb)
  • Price in first year of sale
  • 17.00 GBP
  • Source of data
  • -- Collector info (Sammler)
  • Literature/Schematics (1)
  • Trader sheet 302
  • Author
  • Model page created by Jordi Cardona Serra. See "Data change" for further contributors.

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