Technical info for EM28A

FAQ #1653 Updated October 21, 2008

Question:

THE DESCRIPTIVE PLATE READ:

SHURE BROTHERS, INC.
Controlled magnetic microphone
MODEL #EM28A
Made in EVANSTON, ILL. U.S.A.
U.S. PATENT D-198,850

Answer:

The EM28A was a custom model for General Electric. Once a custom model is discontinued, all engineering drawings are sent to the company that purchased the mic, in this case, General Electric.

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