- Country
- United States of America (USA)
- Manufacturer / Brand
- DeForest Radio Telephone & Telegraph Co. (De Forest); New York
- Year
- 1925
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 37079
-
- alternative name: Lee De Forest Mfg.
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 5
- Valves / Tubes
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown); Reflex
- Tuned circuits
- 2 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- -Loudspeaker incorporated, but system not known.
- Material
- Wooden case
- from Radiomuseum.org
- Model: D17M - DeForest Radio Telephone &
- Shape
- Tablemodel, low profile (big size).
- Notes
- Two dials (primary tuning control knobs) Mahogany cabinet. Loop Antenna.
- Price in first year of sale
- 200.00 $
- 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 (6th edition)
- Literature/Schematics (1)
- Radio Manufacturers of the 1920s, Vol 1 (p.177)
- Other Models
-
Here you find 158 models, 132 with images and 16 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from DeForest Radio Telephone & Telegraph Co. (De Forest); New York