• Country
• United States of America (USA)

• Manufacturer / Brand
• Fansteel Products (Pfanstiehl, Pfansteihl, Balkite, Balkeit); Chicago

• Year
• 1924

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 50426

• • alternative name: Balkeit || First National
  • Brand: Overtone

• Number of Tubes
• 5

• Valves / Tubes
• UV201A UV201A UV201A UV201A UV201A

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• Tuned circuits
• 3 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / 6 & 45 & 90 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Overtone 7 [Table model] - Fansteel Products Pfanstiehl,

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

• Dimensions (WHD)
• 690 x 230 x 250 mm / 27.2 x 9.1 x 9.8 inch

• Notes
• There is also a console version.
  Balkeit, Balkite, Pfanstiehl are put together to Fansteel.

• Price in first year of sale
• 150.00 $

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition

• Literature/Schematics (1)
• Radio Manufacturers of the 1920's, Vol. 2

• Literature/Schematics (2)
• Radio Broadcast, Sep. 1924, p. 442

• Other Models

• Here you find 131 models, 74 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Fansteel Products (Pfanstiehl, Pfansteihl, Balkite, Balkeit); Chicago