Broadcast Receiver Type R-12 Copp Circuit No. 5
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A-C Dayton Co., A-C: Broadcast Receiver Type R-12 [Radio] ID = 2269516 792x253
Select picture or schematic to display from thumbnails on the right and click for download.
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AC Dayton | ||||
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| 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) |
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| 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.
