• Country
• United States of America (USA)

• Manufacturer / Brand
• Spiegel Inc. (Continental); Chicago

• Year
• 1935

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 294414

• Number of Tubes
• 5

• Valves / Tubes

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios)

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5 inch = 12.7 cm

• from Radiomuseum.org
• Model: Air Castle 4518 - Spiegel Inc. Continental;

• Dimensions (WHD)
• 8.5 x 7.25 x 7.125 inch / 216 x 184 x 181 mm

• Notes

• Auto radio. Same model but with 6 tubes instead: Model Air Castle 4519.

• Price in first year of sale
• 29.95 $

• Mentioned in
• Spiegel Catalogs (Aircastle) (Spring/Summer 1935, No. 139, page 149.)

• Author
• Model page created by Noemi Erb. See "Data change" for further contributors.

• Other Models

• Here you find 1280 models, 553 with images and 1045 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Spiegel Inc. (Continental); Chicago