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Silvertone 4708 Power Shifter Ch= 139.200

Silvertone 4708 Power Shifter Ch= 139.200; Sears, Roebuck & Co. (ID = 645440) Power-S
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Silvertone 4708 Power Shifter Ch= 139.200; Sears, Roebuck & Co. (ID = 645440) Power-S
Select picture or schematic to display from thumbnails on the right and click for download.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Sears, Roebuck & Co.; Chicago (IL)
Brand
 
Silvertone
Year: 1940 Category: Power supply/conditioner or battery or charger 
Valves / Tubes 1: 25Z6GT
Details
Power type and voltage Alternating Current supply (AC) / 120 Volt
Loudspeaker
Power out
from Radiomuseum.org Model: Silvertone 4708 Power Shifter Ch= 139.200 - Sears, Roebuck & Co.; Chicago
Notes "A" supply for 2 to 3 volt Battery Radios.
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 13 = 1942 and before


All listed radios etc. from Sears, Roebuck & Co.; Chicago (IL)
Here you find 5339 models, 3107 with images and 3907 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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