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AL-80b


Dave Colliau
 

Got an 80B here and I am having meter issues. The swr and power meter were not working properly and I put in a new op amp on the meter board and I also changed out the 2 2n3904's going to the op amp.
Now the meters are at full scale. At this point its over my head. Was wondering if anyone had any ideas.? The grid and plate meter is fine and the amp puts out bear a KW. I am just using me external meter for the time being.
Tia
Dave N8DC

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