[Elecraft] OT: Checking coax jumpers before soldering

Don Wilhelm w3fpr at embarqmail.com
Tue Nov 12 08:25:41 EST 2013


The MFJ-259 and 269 also can determine distance to fault.  Look in the 
instructions to see how to get to it.

73,
Don W3FPR

On 11/12/2013 8:15 AM, Dave Aslin, G3WGN wrote:
> I use a RigExpert antenna analyser in Time Domain Reflectometer mode.  This
> will show 'distance to fault' amongst other coax parameters.  More reliable
> than just doing an SWR sweep.  Since the analyser tells you where the faults
> lies, you can inspect the cable for trauma at that point or cut out the
> poorly performing part and use the rest.
> The RigExpert AA-230 is one of several amateur antenna analysers that have
> this function, so checking coax in amateur stations is easy-peasy these
> days!  No need for megabucks test gear (even though it may be nice to have
> for other reasons).
> 73
> Dave G3WGN M6O WJ6O
>



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