The Tennessee Highway Patrol still maintains their state wide systems, base & mobile, in the 48/49 MHz range for this reason.
Bob, K4TAX Sent from my iPhone > On Aug 22, 2017, at 12:27 PM, Jim Brown <j...@audiosystemsgroup.com> wrote: > >> On 8/22/2017 9:25 AM, Charlie T, K3ICH wrote: >> When you are operating purposely with relatively weak signals, as you go up >> in frequency, the signal loss is much worse when you pop over a hill into a >> small valley, which may be only a 20 to 50 feet difference in height, >> where-as the lower freqs seem to "fill-in" better. > > UHF systems were so dominant in "flatland" Chicago that I didn't realize that > systems in the low VHF region below 50 MHz existed. When I moved to > California, I learned that these low VHF systems are widely used exactly > because of this "fill-in" property, so necessary in the mountainous terrain > of much of the state. > > 73, Jim K9YC > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to rmcg...@blomand.net > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to arch...@mail-archive.com
