Detector and Two-Stage Amplifier Type D-2
Profco Radio Mfg. Co.; new York City, New York
- Country
- United States of America (USA)
- Manufacturer / Brand
- Profco Radio Mfg. Co.; new York City, New York
- Year
- 1922
- Category
- Radio module pre 1926 (not a part, not a key)
- Radiomuseum.org ID
- 197818
- Number of Tubes
- 3
- Main principle
- Detector with Vacuum Tube (Valve), no tuner; 2 AF stage(s)
- Wave bands
- - without
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Wooden case
- from Radiomuseum.org
- Model: Detector and Two-Stage Amplifier Type D-2 - Profco Radio Mfg. Co.; new
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Notes
- the Profco Radio Mfg. Corp. Type D-2 Detector and 2-Stage Amplifier.
- Price in first year of sale
- 55.00 $
- Literature/Schematics (1)
- October 1922 Radio News advertisement page 678
- Author
- Model page created by Alan Larsen. See "Data change" for further contributors.
- Other Models
-
Here you find 3 models, 3 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Profco Radio Mfg. Co.; new York City, New York