This works at HF. Probably not too accurate at UHF.
Rick N6RK
John Lyles wrote:
> Rick
> I wasn't serious, tongue and cheek humor about calibrating a VNA for tower
> top measuring. Do you use phase stable coax, as you lay it down, roll it up
> or haul it up a tower, doesn't that shift a tiny bit (esp at UHF?).
> John
> K5PRO
>
> -----Original message-----
> From: "Richard (Rick) Karlquist" richard@karlquist.com
> Date: Fri, 6 Mar 2009 14:13:45 -0700
> To: jtml@vla.com
> Subject: Re: [TowerTalk] impedance measuring antennas
>
>> When I install antennas, I perform this calibration for the coax on the
>> ground and store the cal file on my laptop. It is not necessary to
>> recalibrate every time you measure.
>>
>> Rick N6RK
>>
>
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