Before you tear everything apart, pull the tubes and turn on the amp. If the
relay behaves correctly and you have normal signal strength received signals,
you most likely have a shorted 811A tube. This is a very common symptom.
Dave, K2DP, St. Louis, MO
Sent from my iPad
> On Aug 8, 2020, at 3:57 PM, Tom Osborne Sr. <firstname.lastname@example.org> wrote:
> Hi Again.
> My AL-811H antenna relay is acting up. When it goes back to receive
> sometimes it is not making contact and receive is way down. I thought I
> would take the case off and clean the contacts on the relay.
> To my surprise, the relays are not open frame where you can get at them.
> So - I guess the only solution would be to pull the board and unsolder the
> relays?? Not looking forward to having to do that 73
> Tom W7WHY
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