>Date: Wed, 15 Dec 2010 10:58:26 -0500
>To: Angel Vilaseca <avilaseca@bluewin.ch>, "amps@contesting.com"
><amps@contesting.com>
>From: Bill Fuqua <wlfuqu00@uky.edu>
>Subject: Re: [Amps] 4 X 4-400C or 4 X 3-500Z HF amplifier
>
>The 5CX1500A uses a socket very similar to a 4CX1500 and the 4CX1000A/B
>You only need to arrange to ground the suppressor grid ring.
>Compare the detailed drawing of the two tubes.
>I have some amplifier cabinets for 5CX1500 tubes but I'd rather not
>remove the sockets. These are 13.56 MHz plasma generators.
>
>73
>Bill wa4lav
>
>
>At 08:26 AM 12/15/2010 -0500, Angel Vilaseca wrote:
>>Hi,
>>
>>I bought a NOS 5CX1500A. I plan to use it in an HF amp.
>>
>>Sockets for this tube are rather scarce. Has someone tried to use it in
>>a home-made fixture?
>>
>>I know, a tube is supposed to be used in the original socket, but this
>>is HF, not VHF or UHF, and there is the example of another ceramic tube,
>>the GS 35B, for which there is simply no socket available.
>>
>>So, provided the ceramic isolators receive enough airflow ( maybe I
>>could use a couple of small computer fans) and connections and
>>decoupling caps leads are kept short, could this work?
>>
>>Anyone tried this before?
>>
>>Vy 73
>>
>>Angel HB9SLV
>>
>>
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