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Campbell Amplifying Unit Type A-2

Campbell Amplifying Unit Type A-2; Campbell Electric Co (ID = 1897214) Ampl/Mixer Campbell Amplifying Unit Type A-2; Campbell Electric Co (ID = 1897215) Ampl/Mixer
Campbell Amplifying Unit Type A-2; Campbell Electric Co (ID = 1897216) Ampl/Mixer Campbell Amplifying Unit Type A-2; Campbell Electric Co (ID = 1897217) Ampl/Mixer
Campbell Amplifying Unit Type A-2; Campbell Electric Co (ID = 1897218) Ampl/Mixer Campbell Amplifying Unit Type A-2; Campbell Electric Co (ID = 1899140) Ampl/Mixer
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Campbell Amplifying Unit Type A-2; Campbell Electric Co (ID = 1897214) Ampl/Mixer
Campbell Electric Co: Campbell Amplifying Unit Type A-2 [Ampl/Mixer] ID = 1897214 1252x2100
Select picture or schematic to display from thumbnails on the right and click for download.
For model Campbell Amplifying Unit Type A-2, Campbell Electric Co,; Lynn, Massachusetts:
Picture courtesy of Merrill Bancroft
 
Country:  United States of America (USA)
Manufacturer / Brand:  Campbell Electric Co,; Lynn, Massachusetts
Year: 1922 Category: Audio Amplifier or -mixer
Valves / Tubes 2: UV201 UV201
Main principle Audio-Amplification; 2 AF stage(s)
Wave bands - without
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - This model requires external speaker(s).
Power out
from Radiomuseum.org Model: Campbell Amplifying Unit Type A-2 - Campbell Electric Co,; Lynn,
Material Wooden case
Shape Tablemodel, Box - most often with Lid (NOT slant panel).
Dimensions (WHD) 8 x 11 x 6 inch / 203 x 279 x 152 mm
Notes

Campbell "Clariphone" Amplifying Unit Type A-2

Matching two-stage audio amplifier for the Type D-2 Detector. 

Mentioned in 1922 Campbell Electric pamphlet

Model page created by Alan Larsen. See "Data change" for further contributors.



All listed radios etc. from Campbell Electric Co,; Lynn, Massachusetts
Here you find 4 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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