[TowerTalk] Measuring resonance of a yagi element

K9MA k9ma at sdellington.us
Thu Apr 23 19:10:30 EDT 2020


I always wondered about that. That was way before computer modeling, of 
course. Even today, modeling traps is very difficult, hence all the 
interleaved tribanders.

73,
Scott K9MA

On 4/23/2020 09:08, k7lxc--- via TowerTalk wrote:
>>    Having designed a two band interlaced 30/17m I gained enormousrespect for those designers with proven performance multi-band designs.A lot of hours at the PC.  Plus I wonder about how designers got itright in the "old days".
>      When I was the Natl Sales Manager for Hy-Gain/Telex in the 90's, I met the guy that designed the TH-6. Hy-Gain had a nice antenna range and he said it took them 4 hours per iteration so I guess we'd say it was by educated trial-and-error.
>
> Cheers,Steve    K7LXC
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-- 
Scott  K9MA

k9ma at sdellington.us



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