>> >My guess is that things became progressively squirrelly as we added 160m
and
>> >WARC bands,
>>
>> ** adding new bands or adding 160m has no effect on a HF amp's vhf anode
>> resonance and on its vhf gain.
>
>It sure had an effect on external "big bangs," band switch cooking, and choke
fires.
** a burned-band near the middle of a choke is usually from a vhf
parasite.
>IMO, the average ham with little test equipment cannot tell if an event
>was VHF,HF,or DC related at first glance. Most of us treat symptoms rather
than the
>disease because we have no idea what the cause was
>.
** measuring the resistance of R-sup is a clue.
cheers, Phil
- R. L. Measures, a.k.a. Rich..., 805.386.3734, AG6K,
www.vcnet.com/measures.
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