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R-104 ; Stewart Warner; (ID = 579824) Radio
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R-104 ; Stewart Warner; (ID = 579824) Radio
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Country:  Canada
Manufacturer / Brand:  Stewart Warner; Ontario
Year: 1932 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 57 56 58 Wunderlich PZ or 47 80
Main principle Super-Heterodyne (Super in general); ZF/IF 177,5 kHz
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast only (MW).
Power type and voltage Alternating Current supply (AC) / 115 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
Power out
from Model: R-104 - Stewart Warner; Ontario
Notes "Wunderlich" tube = duo triode, 6-pin A.
The same model exists under Stewart Warner Corp.; Chicago.
Circuit diagram reference Radio College of Canada
Mentioned in RCC Stewart-Warner Sheet 9

Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

All listed radios etc. from Stewart Warner; Ontario
Here you find 320 models, 48 with images and 316 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.