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100 single ended

100 ; Gilfillan Bros.Inc.; (ID = 244257) Radio
100 ; Gilfillan Bros.Inc.; (ID = 700414) Radio
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100 ; Gilfillan Bros.Inc.; (ID = 244257) Radio
Select picture or schematic to display from thumbnails on the right and click for download.
Country:  United States of America (USA)
Manufacturer / Brand:  Gilfillan Bros.Inc.; Los Angeles (CA)
Year: 1929 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 8: 27 27 27 27 27 27 45 80
Main principle TRF without regeneration; Neutrodyne
Tuned circuits 4 AM circuit(s)
Wave bands Broadcast only (MW).
Power type and voltage Alternating Current supply (AC) / 110 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Model: 100 [single ended] - Gilfillan Bros.Inc.; Los
Notes One dial (primary tuning control knob); type 80 rectifier tube in a separate power pack.
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

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.