[TowerTalk] MOVs in Stackmatch

[Pete Smith]

Thanks, everyone.  Looks like all I have are vaporized traces, so I'm 
ready to reinstall the Stackmatch.

73, Pete N4ZR

At 08:49 PM 6/3/2009, Kevin C. Kidd CSRE/AMD wrote:
>MOV's should fail shorted or destroyed.  A visual or simple continuity
>check will locate those.  Occasionally they will fail open.  There is a
>HV tester for MOV's but if you have access to a megger or hipot tester
>that will work as well.
>
>Otherwise just replace them all.  They are cheap and very effective...
>
>john at kk9a.com wrote:
> > WX0B relays are pretty tough, I have had many direct lightning strikes and
> > no relay damage - even with no MOV protection near the relay.
> >
> > I have had MOV's short after a direct hit, so sometimes they fail 
> closed.  I
> > always replaced any that were obviously burnt even if open.
> >
> > John KK9A
> >
> >
>--
>Kevin C. Kidd, CSRE/AMD
>WD4RAT
>mailto:kkidd at kkbc.com
>
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