• Country
• United States of America (USA)

• Manufacturer / Brand
• Montgomery Ward & Co. (Wards, Airline); Chicago, IL

• Year
• 1924

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 207222

• • Brand: Airline or Air-Line

• Number of Tubes
• 1

• Valves / Tubes
• UV200

• Main principle
• TRF with regeneration

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Ultra Airline One-Tube Set - Montgomery Ward & Co. Wards,

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

• Notes
• The Montgomery Ward Ultra Airline was a one-tube TRF regenerative receiver. This set used the Ultra Audion regenerative detector circuit in which a parallel resonant circuit is connected between the grid and the plate of a vacuum tube, and a variable capacitor is connected between the plate and cathode to control the amount of regeneration.

• Price in first year of sale
• 20.00 $

• Literature/Schematics (1)
• 1924 Montgomery Ward Radio catalog page 6

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 2291 models, 1459 with images and 1788 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Montgomery Ward & Co. (Wards, Airline); Chicago, IL