On Tue, 14 Apr 1998 08:30:18 -0400 CATALANO_DENIS_E@hq.navsea.navy.mil
writes:
>
>
> Greetings. I have a TENTEC Centurion (pair of 3-500Z) that has
>worked
> great for several years. Used it this weekend to work the H40 on
>
> RTTY. Although I worked the H40, the amp started arcing (because
>of
> operator error/wrong antenna/you name it!). Anyway, now when I
>drive
> the amp to full power with correct load, it arcs - all bands. It
>
> looks like the arcing is in the big tuning capacitor. It sounds
>like
> a spark-gap transmitter. It does it whenever I drive it over
>400W. I
> haven't opened it up yet, so want to get some ideas of what to
>look
> for, and possible repair ideas.
>
> TNX & 73 Denis, W4DC
I would suggest opening it up first and do a visual inspection....saves
us all a lot of time. It might be as simple as filing off the melted
aluminum from the capacitor if not too far gone.
GL Carl KM1H
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