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8-X ; Gilfillan Bros.Inc.; (ID = 702904) Car Radio
8-X ; Gilfillan Bros.Inc.; (ID = 1600571) Car Radio 8-X ; Gilfillan Bros.Inc.; (ID = 1600572) Car Radio
8-X ; Gilfillan Bros.Inc.; (ID = 1600544) Car Radio
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8-X ; Gilfillan Bros.Inc.; (ID = 1600571) Car Radio
Gilfillan Bros.Inc.;: 8-X [Car Radio] ID = 1600571 933x578
Select picture or schematic to display from thumbnails on the right and click for download.
For model 8-X, Gilfillan Bros.Inc.; Los Angeles (CA):
Scanned from the Gilfillan Folder for 1937.
Country:  United States of America (USA)
Manufacturer / Brand:  Gilfillan Bros.Inc.; Los Angeles (CA)
Year: 1936/1937 Category: Car Radio, perhaps also + sound player/recorder
Valves / Tubes 8: 6K7 6A8 6K7 6R7 6C5 6F6 6F6 84
Main principle Superhet with RF-stage; ZF/IF 265 kHz
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast only (MW).
Power type and voltage Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Model: 8-X - Gilfillan Bros.Inc.; Los
Material Metal case
Shape Chassis only or for «building in»

Push-pull af output stage; vibrator for +B.

External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 7 = 1936 and before
Literature/Schematics (3) The Gilfillan Folder for 1937.

All listed radios etc. from Gilfillan Bros.Inc.; Los Angeles (CA)
Here you find 184 models, 111 with images and 128 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.