Frobisher Four-Valve Experimenter Set Cat. No. W 90590

Efescaphone (Brand), Falk, Stadelmann & Co. Ltd.; London

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  • Year
  • 1924/1925
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 273649
    • Brand: Efescaphone

 Technical Specifications

  • Number of Tubes
  • 4
  • Valves / Tubes
  • Main principle
  • TRF with regeneration
  • 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: Frobisher Four-Valve Experimenter Set Cat. No. W 90590 - Efescaphone Brand, Falk,
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 18.25 x 12.5 x 10 inch / 464 x 318 x 254 mm
  • Notes

  • The "Frobisher" Four-Valve Receiving Set. The Frobisher is designed to allow great elasticity in the interchange of various methods of coupling, and is of special interest to experimenters as a standard set for the comparison of different circuits. 

     
    Wave length range 150 to 4000 meters. 
  • Price in first year of sale
  • 29.00 £
  • Mentioned in
  • - - Manufacturers Literature (1924 Efescaphone Wireless catalog page 12)
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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