[TowerTalk] FW: Antenna element diameter \ length calculation

[Matt]

Gary,

Try shortening by 3% for 4" aluminum vs 12 AWG copper.

Matt
KM5VI

-----Original Message-----
From: TowerTalk [mailto:towertalk-bounces at contesting.com] On Behalf Of Gary
Schafer
Sent: Monday, October 06, 2014 9:38 PM
To: 'towertalk reflector'
Subject: [TowerTalk] Antenna element diameter \ length calculation

I am helping a friend with an 80 meter 4 square vertical. 
Can someone tell me how to calculate the difference in length when 4"
aluminum pipe is used for the elements verses wire elements?


Thanks
Gary  K4FMX

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