• Country
• United States of America (USA)

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

• Year
• 1935

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 294934

• Number of Tubes
• 5

• Valves / Tubes

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Alternating Current supply (AC) / 105 - 115 Volt

• Loudspeaker
• Permanent or electro-dynamic (moving coil), system not known yet. / Ø 6 inch = 15.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: Air Castle MP1900 - Spiegel Inc. Continental;

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 11.75 x 14 x 8 inch / 298 x 356 x 203 mm

• Notes

• Same model but battery operated and with 6 tubes instead: Model Air Castle MP1901.

• Price in first year of sale
• 19.95 $

• Mentioned in
• Spiegel Catalogs (Aircastle) (Fall/Winter 1935, No. 140, page 301.)

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

• Other Models

• Here you find 1279 models, 552 with images and 1043 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Spiegel Inc. (Continental); Chicago