I have had similar trouble with the QSK board in the SB1000/AL80A.
You should have mentioned you had it......
Glad you found the trouble....
From: W7XU Arliss <email@example.com>
To: firstname.lastname@example.org <email@example.com>
Date: Tuesday, February 23, 1999 10:58 AM
Subject: [AMPS] [Fwd: AL-1500 oscillation]
>It seems likely that the cause of the oscillation in
>my AL-1500 is identified (see the note below). Now to
>have my QSK board modified and see if that cures the
>Thanks to all for the suggestions.
>73, Arliss W7XU
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