[TowerTalk] t type antenna

john at kk9a.com john at kk9a.com
Mon Dec 19 20:35:06 EST 2022


W5JMW said the top hat is roughly 300 feet, perhaps it's a little shorter?

John KK9A


Lux, Jim wrote:

NEC shows resonance around 3.4 MHz, and no other resonance around 2.2.

So I'd guess you've got something else going on, perhaps feedline is 
participating.



On 12/19/22 12:57 AM, w5jmw at towerfarm.net wrote:

> Hello all.I have a t antenna.50ft vertical and roughly 300 ft ntip to 
> tip horizontal.I get a nice drop and resonance at abt 3.8 mhz.Is this 
> weird resonant point normal??I would think it would be lower.I have 
> another at abt 2.2 but almost a 3-1 swr..Normal ? I have used an 
> inverted l before and resonant was abt right with a 1/4 wave 
> length..thanks..john
> _______________________________________________





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