• Year
  • 9999/9999
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 47828
    • Brand: Airline or Air-Line

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 175 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries / -22.5 & -9 & -6 & 2 & 67.5 & 135 Volt
  • Loudspeaker
  • Magnetic loudspeaker (reed) generic. / Ø 6 inch = 15.2 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Doublet ID = 31703 - Montgomery Ward & Co. Wards,
  • Shape
  • Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.
  • Dimensions (WHD)
  • 13 x 15 x 9.5 inch / 330 x 381 x 241 mm
  • Notes
  • Push-pull audio amplifier. 6 or 8 inch speaker. This Airline model is with Storage "A" Battery. See also the same Airline model 159 with Dry "A" Battery for $27.95.

  • Price in first year of sale
  • 28.95 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 5 = ca. 1934 and before

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