Efesca Power Amplifying Unit Cat. No. W 90549

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

Data
Forum
Pictures
Collections

  • Year
  • 1925
perfect model
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 273717
    • Brand: Efescaphone

 Technical Specifications

  • Number of Tubes
  • 1
  • Main principle
  • Audio-Amplification; 1 AF stage(s)
  • Wave bands
  • - without
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case, TUBES VISIBLE.
  • from Radiomuseum.org
  • Model: Efesca Power Amplifying Unit Cat. No. W 90549 - Efescaphone Brand, Falk,
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Notes

  • Efesca Unit System: The tube LS2_MO is from 1925. If the model is from 1924, we have to look for an other tube.

    Efesca Units are a series of Units incorporating the necessary components for any type and combination of circuit. Each unit is self-contained and provided with terminals ready for connecting up. 

    Efesca Power Amplifying Unit One-Stage Audio Amplifier.

     

  • Price in first year of sale
  • 5.00 £
  • Mentioned in
  • - - Manufacturers Literature (1924 Efescaphone Wireless catalog page 16)
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum