[NLRS] Info on microwave propagation

[Jevon (Jon) Lieberg]

Jon;
There is a copy (used) of Saveskie's book for sale on Amazon.com for $5.00.
I will check tomorrow at the Pavek if they have a copy in their library and
let you know.

73's

Jon, K0FQA
----- Original Message -----
From: <jcplatt1 at mmm.com>
To: <nlrs at mailman.qth.net>
Sent: Tuesday, August 17, 2004 12:50 PM
Subject: [NLRS] Info on microwave propagation


>
>
>
>
> I was doing some internet searching over the lunch hour on "Great Lakes"
> and microwave propagation.   Here is one interesting article that is
> somewhat informational.   It has one point of interest regarding microwave
> refraction index around the Great Lakes .... where is a cut & paste of
that
> section:
>
>
>
>   CLIMATE EFFECTS
>
>
>   Atmospheric refraction varies widely, depending on the local climate.
>   Microwave paths that demand high reliability are often studied not only
>   at a K-factor of 1.333, but also at 0.5, 1.0 and 20. The Radio
>   Propagation Handbook by Peter Saveskie, published by TAB Books (Editor's
>   note: TAB Books is now the TAB Electronics group of McGraw-Hill), has an
>   appendix showing the K factor at various locations during different
times
>   of the year. Interestingly, areas around the Great Lakes are especially
>   prone to unusually high K factors certain times of the year.
>
>
>
>
> Here is the link to the full article:
> http://www.tvtechnology.com/features/On-RF/f-DL-signals.shtml
>
> It may be interesting to tracked down the radio propagation handbook
> referenced above to check out that appendix.
>
> Jon C. Platt
> 3M Medical Div. QA Manager
> 270-5N-01
> Tel:  651-736-1850
> Fax:  651-733-2009
>
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