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5T71 ; Motorola Inc.; (ID = 503927) Car Radio
5T71 ; Motorola Inc.; (ID = 522206) Car Radio
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5T71 ; Motorola Inc.; (ID = 503927) Car Radio
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Country:  United States of America (USA)
Manufacturer / Brand:  Motorola Inc.; Schaumburg (IL)
alternative name
Galvin Mfg. Co. ; Chicago
Year: 1931 Category: Car Radio, perhaps also + sound player/recorder
Valves / Tubes 5: 224 224 224 238 171A
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Tuned circuits 3 AM circuit(s)
Wave bands Broadcast only (MW).
Power type and voltage Storage and/or dry batteries / 135 & 6 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Model: 5T71 - Motorola Inc.; Schaumburg IL
External source of data Ernst Erb
Circuit diagram reference Rider's Perpetual, Volume 3 = 1933 and before

All listed radios etc. from Motorola Inc.; Schaumburg (IL)
Here you find 3869 models, 2730 with images and 3528 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.