[Amps] Ameritron AL82 @ 17 meters

[Richard]

>Thanks Tom for a very good hint!
>
>I made new coils (2 upper of the three coils) for the choke, I tried to 
>make it similar as the original as much as possible.
>
>I don't have a grid dipper so I used the "bulb" method for checking the 
>resonance points.
>
>I found 2 resonance points, 12.530MHz and 18.980MHz. The latter is not 
>very far away from 17 meters band. 


€  sounds a bit too close for comfort.  I would try removing 4 turns for 
starters. 

>I think it is well possible the 
>spurious resonance was the reason for the failure.
>
€  agreed.

cheers, Timo

-  R. L. Measures, a.k.a. Rich..., 805.386.3734,AG6K, 
www.vcnet.com/measures.  
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