[Amps] Alpha 87A Won't Transmit

[Rob Atkinson]

>In my experience, UHF connectors, especially spices, often develop
>corrosion and intermittent connections on the inner conductor. I’ve
>discovered that if I undo a PL259 and look at the mating S0239, I can
>clean a lot of carbonized goop out of the hole.

In my experience the problem is crappy off shore UHF females with pin
cups that don't tightly grip the male center.  Read this:

https://forums.qrz.com/index.php?threads/a-rogues-gallery-of-panel-mount-uhf-jacks.735574/

73
Rob
K5UJ