| To: | amps@contesting.com |
|---|---|
| Subject: | Re: [Amps] Life of tubes in ham service |
| From: | "Mark, K5AM" <k5am@zianet.com> |
| Date: | Wed, 27 Dec 2017 00:14:46 +0000 |
| List-post: | <mailto:amps@contesting.com> |
A recent post by Leigh, VK5KLT, suggested: > ... a soft-start mechanism on > the filaments to bring them up slowly in a controlled > manner at initial switch-on ... One method for this is found on page 8 of: A Luxury Linear, QEX, May, 1996, 3-12. http://www.zianet.com/k5am/2mkw.pdf 73, Mark, K5AM _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps |
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