[MAMS] How weather affects Tropo conditions

Dave Sublette k4to at arrl.net
Thu Jan 9 10:21:51 EST 2014


OK Zack,
I will keep my eyes peeled for it as I do the looking.

73,

Dave

On 1/9/2014 9:57 AM, Zack Widup wrote:
> That would be very interesting! Let me know if you find it.
>
> There's something I've been looking for, too. I recently saw an article in
> a proceedings or compendium that gave a way to calculate element length
> correction factors for elements going through metal booms. I have seen
> other articles on this but I only want the article that has been in a
> proceedings or compendium in the last year or two. Maybe one of the recent
> ARRL antenna compendiums? I just can't remember where I saw it.
>
> 73, Zack W9SZ
>
>
> On Thu, Jan 9, 2014 at 8:23 AM, Dave Sublette <k4to at arrl.net> wrote:
>
>> Good morning,
>>
>> I recall hearing an excellent presentation on how weather conditions, dew
>> point, temperature inversion, and other factors work together to create
>> temperature inversion and tropospheric propagation on VHF through microwave
>> frequencies.  I believe it was at a Southeaster VHF Society conference.  I
>> am in the process of looking through my printed proceedings for several
>> years, to see if I can find that paper.
>>
>> However, it also occurs to me that the folks that populate this reflector
>> have a lot of experience and knowledge. If you could supply me with links
>> to relevant information, I would appreciate it.
>>
>> The info will be used to create a presentation to a local radio club.
>>   Hopefully it will inspire another VHF and up operator or two. I will be
>> posting this on other reflectors and discussion groups also.
>>
>> Thanks and 73,
>>
>> Dave, K4TO
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