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750B ; Shure; Chicago, (ID = 982812) Microphone/PU
750B ; Shure; Chicago, (ID = 982813) Microphone/PU
750B ; Shure; Chicago, (ID = 475117) Microphone/PU 750B ; Shure; Chicago, (ID = 982842) Microphone/PU
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750B ; Shure; Chicago, (ID = 475117) Microphone/PU
Shure; Chicago,: 750B [Microphone/PU] ID = 475117 933x481
Select picture or schematic to display from thumbnails on the right and click for download.
For model 750B, Shure; Chicago, Evanston, Niles (IL)
Country:  United States of America (USA)
Manufacturer / Brand:  Shure; Chicago, Evanston, Niles (IL)
Year: 1942 Category: Microphone or Pick-up element
Wave bands - without
Power type and voltage No Power needed
Loudspeaker - For headphones or amp.
Power out
from Model: 750B - Shure; Chicago, Evanston,
Material Metal case
Dimensions (WHD) 4.44 x 2.75 x 2.03 inch / 113 x 70 x 52 mm
Notes Advertised as "Military-Type Crystal".
Net weight (2.2 lb = 1 kg) 0.875 lb (0 lb 14 oz) / 0.397 kg
Price in first year of sale 25.00 $
Mentioned in The radio amateur's handbook 1942, Cat.sec., p. 75

Model page created by Otto Frosinn. See "Data change" for further contributors.

All listed radios etc. from Shure; Chicago, Evanston, Niles (IL)
Here you find 122 models, 116 with images and 44 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.