Forum: uk.rec.audio (General Audio and Hi-Fi)
March 18th 11, 10:46 PM Posted to uk.d-i-y,uk.rec.audio
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Replies: 13
Views: 1,070
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 18th 11, 09:51 PM Posted to uk.d-i-y,uk.rec.audio
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Replies: 13
Views: 1,070
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 18th 11, 09:46 PM Posted to uk.d-i-y,uk.rec.audio
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Replies: 13
Views: 1,070
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 12th 11, 05:16 PM Posted to uk.tech.broadcast,uk.rec.audio
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Replies: 82
Views: 4,146
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 3rd 11, 07:27 PM Posted to uk.tech.broadcast,uk.rec.audio
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Replies: 82
Views: 4,146
The King's Microphone
"m" wrote in message ...
Graham. wrote:
:).
I vaguely remember making one in the mid '60s I seem to recall I used a small...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 3rd 11, 03:48 PM Posted to uk.tech.broadcast,uk.rec.audio
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Replies: 82
Views: 4,146
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 2nd 11, 11:58 PM Posted to uk.tech.broadcast,uk.rec.audio
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Replies: 82
Views: 4,146
The King's Microphone
wrote in message ...
On 2 Mar,
"Ashley Booth" wrote:
In the late 50s I made my own carbon mic. It...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 2nd 11, 11:44 PM Posted to uk.tech.broadcast,uk.rec.audio
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Replies: 82
Views: 4,146
The King's Microphone
"Ashley Booth" wrote in message ...
David Looser wrote:
"Iain Churches" wrote
Did you find...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 2nd 11, 04:30 PM Posted to uk.tech.broadcast,uk.rec.audio
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Replies: 82
Views: 4,146
The King's Microphone
Did you find out why the type 21 failed?
Yes, whilst the 13 had used solid carbon electrodes, the 21 used
"carbonised" steel electrodes. Due to surface contamination on the metal
...
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Forum: uk.rec.audio (General Audio and Hi-Fi)
March 1st 11, 04:22 PM Posted to uk.tech.broadcast,uk.rec.audio
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Replies: 82
Views: 4,146
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