To: | amps <amps@contesting.com> |
---|---|
Subject: | Re: [Amps] Advice |
From: | Ron Youvan <ka4inm@tampabay.rr.com> |
Reply-to: | ka4inm@tampabay.rr.com |
Date: | Sun, 06 Dec 2009 02:22:54 +0000 |
List-post: | <amps@contesting.com">mailto:amps@contesting.com> |
> The chart that I am looking at says: 8877 requires 35 cu ft at .41 back > pressure. > A 3CX800A7 requires 19 cu ft at .5 back pressure. Two of those would require > 38 cu ft at .5 back pressure. I assume these values are at the maximum power dissipation, running a tube at reduced power dissipation allows operating at reduced cooling effort, so two tubes splitting a given amount of dissipation would not require twice the cooling. -- Ron KA4INM - The only real problem is death is so final. _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps |
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