• Country
• United States of America (USA)

• Manufacturer / Brand
• Shure; Chicago, Evanston, Niles (IL)

• Year
• 1939 ?

• Category
• Microphone or Pick-up element

• Radiomuseum.org ID
• 306560

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Super-Level Crystal Microphone 70ST - Shure; Chicago, Evanston,

• Notes

• The 70ST is the improved version of the model 70S.

• Price in first year of sale
• 25.50 USD

• Literature/Schematics (1)
• - - Manufacturers Literature (Shure 1939 Catalog #152)

• Author
• Model page created by Pavek Museum. See "Data change" for further contributors.

• Other Models

• Here you find 134 models, 129 with images and 51 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Shure; Chicago, Evanston, Niles (IL)