[TowerTalk] LMR600 male DIN
Bob K6UJ
k6uj at pacbell.net
Sat Sep 3 22:46:07 EDT 2016
thanks Jim for the info and advice.
Much appreciated.
Bob
K6UJ
On 9/3/16 11:34 AM, Jim Brown wrote:
> On Sat,9/3/2016 9:50 AM, john at kk9a.com wrote:
>> I would not use LMR600 for the runs to the tower.
>
> Also, always consider loss vs frequency when deciding how much to
> spend on coax (or hard line) for a given run. For example, loss on
> 160M and 80M is quite low unless the run is VERY long. All of my "big"
> stuff is working at 20M and above. One exception -- I have a "cobbled
> together" run of 3-4 pieces of scrounged hard line and big coax
> feeding a 350 ft run to a 40M wire dipole.
>
> There are several internet resources that make this computation pretty
> easy. The fanciest is SimSmith, a really nice Smith Chart program by
> AE6TY. Free, runs in Java. Also, TL Details by AC6LA. And for even
> more cool stuff, AC6LA's ZPlots, which is an Excel spreadsheet. All of
> this stuff is FREE! And, of course, N6BV's TLW that comes on the CD
> with the Antenna Book.
>
> 73, Jim K9YC
>
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