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BA21 ; Rauland Corporation; (ID = 497310) Ampl/Mixer
BA21 ; Rauland Corporation; (ID = 497311) Ampl/Mixer
BA21 ; Rauland Corporation; (ID = 497312) Ampl/Mixer
BA21 ; Rauland Corporation; (ID = 497313) Ampl/Mixer
BA21 ; Rauland Corporation; (ID = 497314) Ampl/Mixer
BA21 ; Rauland Corporation; (ID = 497315) Ampl/Mixer
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BA21 ; Rauland Corporation; (ID = 497310) Ampl/Mixer
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Country:  United States of America (USA)
Manufacturer / Brand:  Rauland Corporation; Chicago
Year: 1950 ? Category: Audio Amplifier or -mixer
Valves / Tubes 5: 6SJ7 6SC7 6L6 6L6 5U4G
Main principle Audio-Amplification
Wave bands - without
Power type and voltage Alternating Current supply (AC) / 110 - 120 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.25 inch = 8.3 cm
Power out
from Model: BA21 - Rauland Corporation; Chicago
Shape Tablemodel, with any shape - general.
Notes The Rauland Model BA21 is a AC Operated Inter-Communication System.
Literature/Schematics (1) Photofact Folder, Howard W. SAMS (Date 3-50, Set 87, Folder 10)

Model page created by Egon Penker. See "Data change" for further contributors.

All listed radios etc. from Rauland Corporation; Chicago
Here you find 57 models, 41 with images and 39 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.