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Uniplex Uni-Directional Crystal Microphone 730A

Uniplex Uni-Directional Crystal Microphone 730A; Shure; Chicago, (ID = 2333948) Microphone/PU Uniplex Uni-Directional Crystal Microphone 730A; Shure; Chicago, (ID = 2333949) Microphone/PU
Uniplex Uni-Directional Crystal Microphone 730A; Shure; Chicago, (ID = 2333950) Microphone/PU Uniplex Uni-Directional Crystal Microphone 730A; Shure; Chicago, (ID = 2333951) Microphone/PU
Uniplex Uni-Directional Crystal Microphone 730A; Shure; Chicago, (ID = 2333947) Microphone/PU
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Uniplex Uni-Directional Crystal Microphone 730A; Shure; Chicago, (ID = 2333948) Microphone/PU
Shure; Chicago,: Uniplex Uni-Directional Crystal Microphone 730A [Microphone/PU] ID = 2333948 1400x1732
Select picture or schematic to display from thumbnails on the right and click for download.
For model Uniplex Uni-Directional Crystal Microphone 730A, Shure; Chicago, Evanston, Niles (IL)
 
Country:  United States of America (USA)
Manufacturer / Brand:  Shure; Chicago, Evanston, Niles (IL)
Year: 1939 ? Category: Microphone or Pick-up element
Details
Loudspeaker
Power out
from Radiomuseum.org Model: Uniplex Uni-Directional Crystal Microphone 730A - Shure; Chicago, Evanston,
Material Metal case
Dimensions (WHD) 3.1 x 3.1 x 3.3 inch / 79 x 79 x 84 mm
Notes

Frequency response:  30 - 10,000 Hz

See later model 730S.

Net weight (2.2 lb = 1 kg) 1 lb (1 lb 0 oz) / 0.454 kg
Price in first year of sale 32.50 USD
Literature/Schematics (1) - - Manufacturers Literature (Shure 1939 Catalog #152)

Model page created by Pavek Museum. 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 43 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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