NEED Info on American Microhpone Co. D4 mic

Jan N0JR swanman at CFU.NET
Sat Jan 22 20:37:40 EST 2000

Does anyone know anything about, or have any printed information about,
the American Microphone Co.'s (Pasadena, CA) D4 microphone?  Dynamic?
Hi-Z? Freq. response?  When made?  Cost? etc.?  I'd appreciate any
information you might have--or leads to some.  Tks es 73!  Jan N0JR
Amateur Radio since 1958
5BWAZ, 5BDXCC, DXCC Honor Roll=337

"Without CW, it's just CB."

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