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Broadcast Receiver Type R-12 Copp Circuit No. 5

Broadcast Receiver Type R-12; A-C Dayton Co., A-C (ID = 2269516) Radio Broadcast Receiver Type R-12; A-C Dayton Co., A-C (ID = 2269517) Radio
Broadcast Receiver Type R-12; A-C Dayton Co., A-C (ID = 2269559) Radio Broadcast Receiver Type R-12; A-C Dayton Co., A-C (ID = 2269560) Radio
Broadcast Receiver Type R-12; A-C Dayton Co., A-C (ID = 1253935) Radio Broadcast Receiver Type R-12; A-C Dayton Co., A-C (ID = 1253936) Radio
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Broadcast Receiver Type R-12; A-C Dayton Co., A-C (ID = 2269516) Radio
A-C Dayton Co., A-C: Broadcast Receiver Type R-12 [Radio] ID = 2269516 792x253
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For model Broadcast Receiver Type R-12 Copp Circuit No. 5, A-C Dayton Co., A-C Electrical; Dayton (OH):
From the collection of Merrill Bancroft.
 
Country:  United States of America (USA)
Manufacturer / Brand:  A-C Dayton Co., A-C Electrical; Dayton (OH)
alternative name
 
AC Dayton
Year: 1924 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: UV201A UV201A UV201A UV201A
Main principle TRF with regeneration; 2 AF stage(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - This model requires external speaker(s).
Power out
from Radiomuseum.org Model: Broadcast Receiver Type R-12 [Copp Circuit No. 5] - A-C Dayton Co., A-C Electrical
Material Wooden case
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


All listed radios etc. from A-C Dayton Co., A-C Electrical; Dayton (OH)
Here you find 46 models, 25 with images and 29 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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