Broadcast Receiver Type R-12 Copp Circuit No. 5
A-C Dayton Co., A-C Electrical; Dayton (OH)
- Country
- United States of America (USA)
- Manufacturer / Brand
- A-C Dayton Co., A-C Electrical; Dayton (OH)
- Year
- 1924
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 31113
-
- alternative name: AC Dayton
From the collection of Merrill Bancroft.
From the collection of Merrill Bancroft.
From the collection of Merrill Bancroft.
From the collection of Merrill Bancroft.
- Number of Tubes
- 4
- Main principle
- TRF with regeneration; 2 AF stage(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - This model requires external speaker(s).
- Material
- Wooden case
- from Radiomuseum.org
- Model: Broadcast Receiver Type R-12 [Copp Circuit No. 5] - A-C Dayton Co., A-C Electrical
- Shape
- Tablemodel, Box - most often with Lid (NOT slant panel).
- Notes
- 5th proven circuit designed by R.S.Copp; Uses a tuned circuit preselector. Wavelength Range 200 to 600 meters. This Receiver combines Tuned Radio Frequency with a special selector device.
- Price in first year of sale
- 98.00 $
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Mentioned in
- Radio Manufacturers of the 1920s, Vol 1
- Literature/Schematics (4)
- March 1924 Popular Radio magazine advertisement page 85
- Other Models
-
Here you find 46 models, 26 with images and 29 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from A-C Dayton Co., A-C Electrical; Dayton (OH)