Astatic’s noise-canceling CB microphone is available in rubberized black for added comfort and durability. The 4-pin microphone has universal adaptors, a smooth matte finish and a polyurethane-coated ...
Astatic Microphone Laboratory, Inc. (of Youngstown, Ohio) was puzzled when Du Pont gave it orders, with a high Government priority, for numbers of sensitive phonograph pickups. Astatic Microphone was ...
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