[Antennas] 1/4 Wavelength Coax

Sat Dec 26 14:51:39 EST 2015

The 234 will give you a more real world number.

The better option would be to use/borrow an antenna analyzer
or grid dip oscillator from a ham friend unless you really know the
VF of your coax.

73 - Bill KA8VIT

> On December 26, 2015 at 2:38 PM Dick Dickinson <softblue at windstream.net>
> wrote:
>>> I'm attempting to fine tune some coax lengths for phased verticals.
>> In searching the internet, I find two formulas used to determine a 1/4
> wavelength of coax.
>> 234 / Frequency x Velocity Factor, and
> 246 / Frequency x Velocity Factor
>>> What constant is correct for coax lengths?
>>> 73,
> Dick - KA5KKT
> 
====================================
Bill Chaikin, KA8VIT
USS COD Amateur Radio Club - W8COD
WW2 Submarine USS COD SS-224 (NECO)
ka8vit at ka8vit.com
http://ka8vit.com
http://www.usscod.org
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