• Country
• United States of America (USA)

• Manufacturer / Brand
• Federal Radio Corp. / Federal Telephone & Telegraph Co.; Buffalo, NY

• Year
• 1924

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 40273

• • alternative name: Federal Recorder || Federal Tel. & Radio || Federal T&T
  • Brand: Orthosonic / Ortho-Sonic

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

• Number of Tubes
• 4

• Valves / Tubes
• UV199 or C299 or DV3 UV199 or C299 or DV3 UV199 or C299 or DV3 UV199 or C299 or DV3

• Main principle
• TRF without regeneration; 2 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 90 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: 102 - Federal Radio Corp. / Federal

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes
• One dial (primary tuning control knob). Tuned RF, untuned Audion Det., 2 Audios. The Federal Type 102 Special receiver was designed for use with dry cell tubes. The UV-199 or C-299 or DV-3 were recommended for used in the set.

• Price in first year of sale
• 140.00 $

• External source of data
• Ernst Erb

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

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

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

• Other Models

• Here you find 202 models, 90 with images and 129 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Federal Radio Corp. / Federal Telephone & Telegraph Co.; Buffalo, NY