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[Amps] Throttling power on a valved Radio

To: <amps@contesting.com>
Subject: [Amps] Throttling power on a valved Radio
From: "Adrian Rees (M1LCR)" <rees.a@btconnect.com>
Date: Fri, 11 Mar 2005 18:47:22 -0000
List-post: <mailto:amps@contesting.com>
Hi
Well we've just formed a contest group, and have gotten pretty serious about
contesting already.

Our main station comprises a pair of Dentron ML2500 Linears being driven by
a pair of 756PROII's.

Its pretty easy to load up the linears with the 756's driving them at 60-70
watts.

My query is, if one of the 756's fail, our standby rig is a FT102. How do we
throttle the power back from the FT102's 140-180W when tuned properly, to
the 60-70 to drive the Dentron's ?

(Not old enough to have lots of experience in valve technology !)

Any help appreciated.

Adrian Rees (M1LCR)
Sec. Barking Mad Contest Group / Wrexham ARS (GW4WXM)

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