• Country
• United States of America (USA)

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

• Year
• 1945

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 47755

• • Brand: Airline or Air-Line

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

• Number of Tubes
• 5

• Valves / Tubes
• 12SA7 12SK7 12SQ7 50L6GT 35Z5GT

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 105 - 125 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Power out
• 0.9 W (unknown quality)

• from Radiomuseum.org
• Model: 54BR-1503B - Montgomery Ward & Co. Wards,

• Shape
• Tablemodel, with any shape - general.

• Notes
• 4" x 6" PM elliptical speaker. Sams photofact Set 3, folder 463-4 date 8-46 features the Montgomery Airline models 54BR1503A, 54BR1503B, 54BR1503C, 54BR1504A, 54BR1504B and 54BR1504C as the same schematic.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 15 = 1947 and before

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 3 folder 463-4 date 8-46)

• Other Models

• Here you find 2290 models, 1459 with images and 1786 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