Tom,

Until I redid the station a few years ago with Davis Bury-Flex, all I 
ever used here was 213.  I wouldn't think twice about using  it in the 
method you describe.  There is always something better out there, but 
why spend the money if you don't have to?


73, Steve KW3A

On 4/29/2011 8:23 PM, tom behler wrote:
> Hello, again, everyone.
>
> Last week, when I had some help over here to resurrect my 40-foot mast to
> support my HF antennas, we decided to put up an extra VHF/UHF J-pole antenna
> on the very top of the mast.  This was kind of an impulsive decision, so I
> had to scrounge together what coax I could for the feed line.  In my
> scrounging efforts, I found what I thought was a 50-foot piece of RG9913
> coax.  It only had a PL259 on one end, but I wasn't too worried about the
> prospect of putting another connector on the shack end at some point.
>
> Today, out of basic curiosity, I thought I should check to see exactly what
> kind of coax I was dealing with, and was somewhat dismayed to find that, in
> reality, it is RG213U.
>
> What I need to know now is whether I'm in serious trouble here.
>
> I know that RG213U is not as high-quality as RG9913, but I'm hoping it will
> be reasonably adequate for an outdoor back-up VHF/UHF antenna.
>
> If this kind of coax is not suitable for what I need, I may have to bribe my
> friend to climb up there and replace it with something better.
>
> I'm going to a local swap next week-end, so can pick up some 9913 there if
> this looks to be a truly necessary step.
>
> I'd be interested in any thoughts.
>
> Thanks, and 73 from Tom Behler:  KB8TYJ
>