• Country
• United States of America (USA)

• Manufacturer / Brand
• Fairbanks, Morse & Co.; Chicago (IL)

• Year
• 1937/1938

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 39891

• • alternative name: FMC
  • Brand: Welco

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A8G 6K7G 6Q7G 6F6G 5Y3

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast (MW) and Tropical/Marine/Police Band(s) = 150-200m.

• Power type and voltage
• Alternating Current supply (AC) / Either transformer: 50 to 60 cycle, 110V or 220 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5.5 inch = 14 cm

• Material
• Metal case

• from Radiomuseum.org
• Model: 5B [Chassis Only] - Fairbanks, Morse & Co.;

• Shape
• Chassis only or for «building in»

• Notes

• The Fairbanks Morse 5B is an AC operated, 5 tube BC and Police band chassis used in model 5BT2. The BC band frequency tuning range is 540-1750kHz.  The Police band frequency tuning range is 2260-7800kHz. Was available with either a standard 110V power transformer or a universal power transformer

  NOTE: 5B is the chassis number and NOT the model number.  Please post pictures of the radio's on the appropriate radio model page and NOT to this page.

• External source of data
• Ernst Erb

• Source of data
• - - Manufacturers Literature

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

• Literature/Schematics (1)
• Rider's Perpetual, Volume 7 = 1936 and before (Riders 9-7, 9-8, 9-9)

• Literature/Schematics (2)
• Gernsback Official Radio Service Manual (Volume 7, page 920)

• Other Models

• Here you find 147 models, 87 with images and 117 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Fairbanks, Morse & Co.; Chicago (IL)