[TenTec] Fw: Your semi-annual Astron tip...

[HUGHESRO]

Tnxs Mike gud info. my astrom 35 hums,vibrates. I can't figure out if loose wires in transformer or case. it works fine. I set it on 2 mouse pads on floor and seems to help. My astron 20ss switching ps only 1 yr old has caused some problems with my Jupiter in the near field area. weird stuff. so don't use nw. Have jupe and argo 5 on old large ups battery with float 2 amp charger 24/7. Works fb.CUL Roger w4iv
---------- Original Message ----------------------------------
From: "Mike Hyder  -N4NT-" <n4nt_m_o_hyder at charter.net>
Reply-To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
Date:  Tue, 29 Nov 2005 09:07:20 -0500

>Your semi-annual Astron tip...
>
>People come and go from this reflector. This is a reminder that many
>troubles with Astron power supplies can be cured by grounding the negative
>post to the cabinet.  I did it by removing the insulators from the negative
>post, scraping some paint from around the hole and putting a lockwasher on
>the post when reinstalling.  Below is my correspondence with them about it.
>
>Happy November,
>Mike -N4NT-
>
>----- Original Message -----
>From: "ASTRON" <sales at astroncorp.com>
>To: "Mike Hyder" <N4NT at chartertn.net>
>Sent: Tuesday, November 20, 2001 6:06 PM
>Subject: Re: RS-35 in an RF environment
>
>MIKE.
>
>1ST CHECK YOUR AC OUTLET GROUND IT MUST HAVE GOOD CONNECTION
>
>2ND. MEASURE FROM THE -13.8V TERMINAL TO CHASSIS, IF NO DIRECT CONNECTION,
>RUN A PIECE OF WIRE FROM -13.8V TERMINAL TO CHASSIS.
>
>JANE
>
>----- Original Message -----
>From: Mike Hyder <N4NT at chartertn.net
>To: <eastron at astroncorp.com
>Sent: Tuesday, November 13, 2001 7:56 AM
>Subject: RS-35 in an RF environment
>
>Several people have advised me that Astron had a service bulletin for the
>Astron RS-35 (and possibly other models) which advised to strap the negative
>post of the supply to the cabinet to reduce or eliminate problems caused
>when RF energy affects the supply's regulation.  This is in particular a
>frequent problem in the amateur radio service.
>
>Could you confirm such bulletin and either email it to me or point me to the
>URL that will allow me to view it, please?
>
>Many thanks,
>Mike Hyder
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