- Country
- United States of America (USA)
- Manufacturer / Brand
- Federal Radio Corp. / Federal Telephone & Telegraph Co.; Buffalo, NY
- Year
- 1925
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 40373
-
- 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
- 7
- Main principle
- TRF without regeneration
- Tuned circuits
- 4 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - For headphones or amp.
- Material
- Wooden case
- from Radiomuseum.org
- Model: C20 Orthosonic - Federal Radio Corp. / Federal
- Shape
- Tablemodel, with any shape - general.
- Notes
-
Two dials (primary tuning control knobs) . Also with 199 tubes. Self-contained loop.
By 1927 it could have a UX112A (112A) with half of the cathode current than the UX112, but not before.
- Price in first year of sale
- 165.00 $
- 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
- Literature/Schematics (1)
- Radio Manufacturers of the 1920s, Vol 1
- Other Models
-
Here you find 205 models, 90 with images and 133 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