[time-nuts] Choke Rings and Points North

Chuck Harris cfharris at erols.com
Wed Dec 17 01:07:48 EST 2014


I would venture that the extent of the magic was to note the physical
center of the array, and call that the phase center.

As long as you always orient the antenna in the same direction, any
errors that might exist in the real phase center will be consistent,
and could be corrected for by noting the offset from a benchmark.

-Chuck Harris

Bob Camp wrote:

>> Inquiring minds surely are in high gear!!  And to think, all I wanted to know
>> was how close I needed to to point to north!!
>
> The need to point north is a legitimate question. There is a chance that they
> designed some magic into it to deliberately shape the response.
>
> Based on the analysis done so far, you have to wonder just how they set up to
> check these things for phase center. Given the money you pay for them, I would
> hope they have a definitive test. Getting back an answer like “some guy named Bob
> did some math” in response to a request for traceability would be a major downer
> ….
>
> Bob
>
>>
>> LMAO!!
>>
>> Dave M
>>
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