The Amperite Model SR-80, Model RB, Model RA-I, and Model RAE

The Amperite Model SR-80
bi-directional velocity microphone

All blue-backgrounded photographs are courtesy of Trevor Cousineau.

Read about the eight-page booklet of Amperite Instruction Sheets.

Microphones seen on this site are not for sale. This is a 1941 catalog advertisement.

The following seven photos with black backgrounds are via the courtesy of Dennis Schrank.

Cab Calloway and an SR-80

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The Amperite Model RB
bi-directional velocity microphone

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The Amperite Models RA-I and RAE Velocity Microphones
specifications booklet, including preamplifier schematics

Download these four pages as a PDF.