[TowerTalk] JK Mid Tri 15M Issue (K3PA)

Drew Vonada-Smith drew at whisperingwoods.org
Thu Sep 5 12:11:47 EDT 2024


Thanks everyone for great feedback.  I am still debugging.  I have been able to rule out 40M interactions (yes, it is a MidTri/40) - there is no effect on 15M under 40M open/short.  I did find a big hint yesterday -while the glitch causes a 10 dB decrease in signal when I am aimed at a station, if I am far off axis, the same glitch INCREASES signal strength.  To me, this means a parasitic element is at fault warping the pattern, and most likely the director based on the large effect.

I'll be taking the "bang on elements with a pole" while listening on my FT-817 portable approach today.

73, Drew K3PA




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