Make sure the ceramic plate on front and the insulating spacer in the
back are in good condition and gooped up with heat transfer compound, if
either part is faulty the voltage goes down to zero and hops up and down
when you wiggle the frame and or the cover.
Terry wrote:
>
> Hey folks,
> I kinda of have a strange problem on my UHF Master II mobile. The 10V
> regulator seems to have a strange mechanical failure of some type. It
> appears to have intermittent operation when I apply pressure to it. (It
> is internitant on it's own, but pressing on the case seems to let me put
> it in either a on or off state.) Suspecting a cold solder joint, I
> reflowed the solder on the bottom of the board to make sure that the
> leads have a good connection, but it still is flakey. My questions are
> as follows.
>
> Are there any other components or connections I should be looking at in
> the radio?
>
> Could the bad connection be inside the case of the regulator?
>
> I just want to make sure that I get the problem fixed and sometimes the
> obvious failure, isn't.
>
> Thanks in advance for your guidance and advice.
>
> --
> Terry
> KE4PJW
--
73...Clark Beckman N8PZD
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