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Date: | Sat, 25 Jun 2011 06:36:21 -0400 |
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Also, beware of in-line fuse holders. They can carbonize and cause all
kinds of issues with voltage drop. Lou -- WA3MIX
----- Original Message -----
From: "tom behler" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Friday, June 24, 2011 9:31 PM
Subject: Re: Low Output Power
> These are great suggestions, Mike.
>
> Thanks so much.
>
> Will give them a try.
>
> What would you suggest cleaning the lead terminals and power supply lugs
> with?
>
> 73 from Tom Behler: KB8TYJ
>
> ----- Original Message -----
> From: "Mike Duke, K5XU" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Friday, June 24, 2011 9:26 PM
> Subject: Low Output Power
>
>
> I recently had a similar problem with one of my TS570's.
>
> The problem turned out to be an apparently dirty connection between
> the power cable and my Astron 35, which caused a voltage drop at the
> radio end of the cable.
>
> Cleaning both the power supply terminal bolts, and the ring lugs on
> the power cable solved the problem.
>
> The output went from 70 watts to 98 as measured by the TW1.
>
> Someone with a multi meter can confirm the voltage as it appears on
> the terminal bolts. The voltage can also be checked on the radio end
> of the cable, where it is normal to see a slight drop, but not the 3/4
> of a volt drop that I was seeing before cleaning and tightening all
> the connections.
>
> Of course, shortly after going through all those gyrations, that newly
> cleaned power supply was the one that took the lightning hit about 2
> months ago.
>
>
> Mike Duke, K5XU
> American Council of Blind Radio Amateurs
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