All Wave Four

Eddystone, Birmingham

  • Year
  • 1930
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 111063
    • alternative name: Stratton & Co.Ltd.; Birmingham

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF with regeneration
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: All Wave Four - Eddystone, Birmingham
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes
  • Coverage 150 kHz - 24 MHz (2,5" vertical plug in coils: blue coil 13-26m, yellow 22-45m, red 40-85 m,green 250-500m), Igranic Indigraph dials, aerial tuning coupling condensor;
    tropicalised diecast sectionalised aluminium case with hinged cover.
    Eddystones' earliest "professional grade" model successfully used by British Arctic Air Route Expedition 1930.
  • Price in first year of sale
  • 27.00 GBP
  • Mentioned in
  • Quick Reference Guide, Eddystone User Group
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

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