• 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
• 295605

• 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) / 6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Material
• Metal case

• from Radiomuseum.org
• Model: Air Castle MP1908 - Spiegel Inc. Continental;

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 9.5 x 7.5 x 7.5 inch / 241 x 191 x 191 mm

• Notes

• Auto radio.

  Same model but with 6 tubes and 6 inch speaker instead: Model Air Castle MP1909.

• Price in first year of sale
• 24.95 $

• Mentioned in
• Spiegel Catalogs (Aircastle) (Fall/Winter 1935, No. 140, page 304.)

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

• Other Models

• Here you find 1277 models, 550 with images and 1040 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Spiegel Inc. (Continental); Chicago