• Country
• United States of America (USA)

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

• Year
• 1947/1948

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 48312

• • Brand: Airline or Air-Line

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

• Number of Tubes
• 8

• Valves / Tubes
• 6SK7 6SA7 6SK7 6SQ7 6J5GT 6K6GT 6K6GT 5Y3GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz

• Wave bands
• Broadcast plus more than 2 Short Wave bands.

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC) / 105 - 125 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 inch = 30.5 cm

• Power out
• 5.5 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Airline 74BR-2708B Order= 62 A 2708R - Montgomery Ward & Co. Wards,

• Shape
• Console, Lowboy (legs < 50 %).

• Dimensions (WHD)
• 37.75 x 37 x 16.25 inch / 959 x 940 x 413 mm

• Notes

• Frequency Ranges:
  Broadcast band - 540 to 1600 kc
  49-meter band - 5.96 to 6.19 mc
  31-meter band - 9.1 to 10 mc
  25-meter band - 11.45 to 12.16 mc
  19-meter band - 14.94 to 15.46 mc

  Similar model but with FM/AM chassis and 9 Tubes plus rectifier: Model Airline 74BR-2710A.
   

• Price in first year of sale
• 189.95 $

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 18 = 1949 and before

• Mentioned in
• Montgomery Ward Catalogs (Wards, Airline) (Fall/Winter 1947/48, page 852B.)

• Other Models

• Here you find 2290 models, 1458 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