Air Castle AP2104 Ch= 0-44

Spiegel Inc. (Continental); Chicago

  • Year
  • 1940
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 59649

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast (MW), Police, sometimes also early TV (75-200m).
  • Power type and voltage
  • Dry Batteries / 90 & 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Air Castle AP2104 Ch= 0-44 - Spiegel Inc. Continental;
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 18 x 10 x 9 inch / 457 x 254 x 229 mm
  • Notes
  •  

     Model  Differences
     AP2104   1 1/2-volt battery operated with pack included
     AP2105  1 1/2-volt battery pack and all-wave doublet aerial included
     AP2106  1 1/2-volt battery operated with upgraded battery kit included
     AP2107  1 1/2-volt battery operated with upgraded battery kit and all-wave doublet   aerial   included

     

  • Price in first year of sale
  • 17.95 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 13 = 1942 and before
  • Literature/Schematics (1)
  • Riders 13-47

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