Columbia C31 (Rider : - 2 P: 1) |
£1.80 (~ $2.20 or €2.10) |
Not the correct model? go back to the search page to change |
Check your Email address is correct...
Check Spam folder if nothing received! Email me to advise of alternative address. |
Country | USA |
---|---|
Manufacturer | Columbia Phonograph, American / Volta Graphophone Company; USA |
Alternative Name | American Graphophone || Columbia Recording |
Model | C-31 - Columbia Phonograph, American |
Year: 1931 | Broadcast Receiver |
Valves | 5: 51 51 24 47 80 |
Technology | TRF without regeneration |
Tuned Circuits | 3 AM circuit(s) |
Wave Bands | Broadcast only (MW). |
Power Type | AC |
Source | Book: Gernsback Vol: 2 Page: 209 |
Source | Book: Rider Vol: 2 Page: 1 |