• Country
• United States of America (USA)

• Manufacturer / Brand
• Tri-City Radio Supply Co. (Tresco); Davenport, Iowa

• Year
• 1924

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 106320

• Number of Tubes
• 1

• Valves / Tubes

• Main principle
• TRF with regeneration

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / 4.5 / 22.5 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Ultra Airline W-1 - Tri-City Radio Supply Co.

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 7.5 x 7 x 7.5 inch / 191 x 178 x 191 mm

• Notes
• Made for Montgomery Ward. Complete set for $19.95.

• Price in first year of sale
• 12.00 $

• Source of data
• Radio Manufacturers of the 1920's, Vol. 3

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 80 models, 53 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tri-City Radio Supply Co. (Tresco); Davenport, Iowa