• Country
• United States of America (USA)

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

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 48106

• • Brand: Airline or Air-Line

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 5

• Valves / Tubes
• 6A8G 6K7G 6Q7G 6F6G 5Y3G

• Main principle
• Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 105-120 Volt

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

• Material
• Bakelite case

• from Radiomuseum.org
• Model: 62-455 "Teledial" [brown bakelite] - Montgomery Ward & Co. Wards,

• Shape
• Tablemodel with Push Buttons.

• Notes

• The Montgomery Ward Airline model 62-445 and the variants of them receive BC (535-1720 kHz) band. Arranged like an old telephone there are 10 push buttons for direct tuning. The system is called "Teledial" and each button had labels glued on. The labels show from which region the set was originally - example is "KGO S. Fran'co" and "KPO S. Fran'co" for South West or California.
  Colours and material: model 475: black bakelite. model 455: brown bakelite and model 445: ivory plaskon.

  Here you find more complex Teledial models with a different system like the 1541 and 1291 as console from 1936/37 but also the Teledial 588 or 62-306 as table model from this season. See this article containing Teledial models. Also Teledial models of other brands are covered. In particular the nine 1936/37 Grunow models presented in "Radio Retailing", March 1937, are linked.

   

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 9 = 1938 and before

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965 (Rider's 9-63)

• Literature/Schematics (1)
• Table Top Radios Vol. 1 Stein 98 (page 35.)

• Other Models

• Here you find 2292 models, 1460 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