• Year
  • 1921
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 205122

 Technical Specifications

  • Number of Tubes
  • 3
  • Valves / Tubes
  • Main principle
  • TRF with regeneration; 1 AF stage(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Ultra III - Burndept Ltd. London
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Notes
  • Burndept Ultra III three-valve receiver, Wavelength covers 150 to 24,000 meters.One stage of RF amplification, detector and one stage of audio amplification.
  • Price in first year of sale
  • 26.00 GBP
  • Mentioned in
  • Advert in GB Magazine Wireless World December 24th 1921
  • Literature/Schematics (1)
  • May 5, 1923 The Wireless World & Radio Review page v
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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