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2W Communo-Phone

2W Communo-Phone ; Bogen, David Co., (ID = 274024) Commercial TRX
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2W Communo-Phone ; Bogen, David Co., (ID = 274024) Commercial TRX
Select picture or schematic to display from thumbnails on the right and click for download.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Bogen, David Co., Inc.; New York (NY)
Year: 1937 Category: Commercial Transmitter & Receiver (TRX not Amateur)
Valves / Tubes 2: 6C8 12A7
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Tuned circuits 1 AM circuit(s)
Details
Power type and voltage AC/DC-set / 105-125 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out
from Radiomuseum.org Model: 2W Communo-Phone - Bogen, David Co., Inc.; New
Notes The model 2W Bogen Wireless Communo-Phone is an intercommunicating telephone system using the usual power lines both for power and to carry the voice currents. Two or more stations may be operated, but since this model is not selective, all stations will hear all conversation.
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 8 = 1937 and before


All listed radios etc. from Bogen, David Co., Inc.; New York (NY)
Here you find 207 models, 183 with images and 132 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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