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811a tubes
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To: "'Tesla List'" <tesla@pupman.com>
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Subject: 811a tubes
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From: Tesla List <tesla@stic.net>
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Date: Fri, 20 Mar 1998 23:39:17 -0600
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Approved: tesla@stic.net
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From: Edward V. Phillips [SMTP:ed@alumni.caltech.edu]
Sent: Friday, March 20, 1998 2:06 PM
To: tesla@pupman.com
Subject: Re: 811a tubes
811's use a standard 4-pin socket. Antique radio supply
(should all be capitalized) had ceramic sockets available a while
back, and probably still does. At TC frequencies any socket would
work.
Ed