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Microphone SR90D

Microphone SR90D; Turner Co. The; (ID = 2441537) Microphone/PU Microphone SR90D; Turner Co. The; (ID = 2441538) Microphone/PU
Microphone SR90D; Turner Co. The; (ID = 2441539) Microphone/PU
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Microphone SR90D; Turner Co. The; (ID = 2441537) Microphone/PU
Turner Co. The;: Microphone SR90D [Microphone/PU] ID = 2441537 859x1200
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For model Microphone SR90D, Turner Co. (The); Cedar Rapids (IA)
Country:  United States of America (USA)
Manufacturer / Brand:  Turner Co. (The); Cedar Rapids (IA)
Year: 1959 ?? Category: Microphone or Pick-up element
Wave bands - without
Power type and voltage No Power needed
Power out
from Model: Microphone SR90D - Turner Co. The; Cedar Rapids
Material Metal case
Dimensions (WHD) 3.75 x 2.5 x 1.5 inch / 95 x 64 x 38 mm

Dynamic microphone. It was delivered as an OEM version to other companies,

e.g. Collins as MM-1, also military version Type No. M-127/FRC93.

SR90R is a carbon version.

Net weight (2.2 lb = 1 kg) 1 lb 6 oz (1.375 lb) / 0.624 kg
Mentioned in -- Original-techn. papers.
Documents about this model
  SR90D Specifications 657 KB

Model page created by Ottmar Rollmann. See "Data change" for further contributors.

All listed radios etc. from Turner Co. (The); Cedar Rapids (IA)
Here you find 63 models, 44 with images and 20 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.