[Boatanchors] [AMRadio] PERMANIC Microphone

Bob Macklin macklinbob at msn.com
Wed Mar 9 23:25:20 EST 2011

Sounds probably correct to me!

Bob Macklin
Seattle, Wa.
"Real Radios Glow In The Dark"
----- Original Message ----- 
From: <W4AWM at aol.com>
To: <amradio at mailman.qth.net>; <boatanchors at mailman.qth.net>; 
<boatanchors at puck.nether.net>
Sent: Wednesday, March 09, 2011 7:58 PM
Subject: Re: [AMRadio] PERMANIC Microphone

> This is an educated guess based on 2 things. First, Quam was in the 
> speaker
> manufacturing business. Second, back in the good olde days, intercom
> systems  used a speaker to perform the duties of both a speaker and a 
> microphone.
> Therefore, I have to assume that the Permanic Microphone is a permanent
> magnet  speaker configured to be used as a microphone.
> This is a guess, this is only a guess, had this guess is correct, you will
> be supplied with additional information by tons of threads. If it is not
> correct, you will no doubt be building fires.
> 73,
> John, W4AWM
> In a message dated 3/9/2011 9:28:43 P.M. Eastern Standard Time,
> rwpeters at swbell.net writes:
> <<  Does anyone on here know what a PERMANIC MICROPHONE is  ???? I just
> bought
> one of e bay...Manufactured by Quam the
> Speaker  company. No one at Quam has ever heard of it...It looks like 
> about
> 1940  vintage... it is NOT a speaker...IDEAS???   >>
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