[Antennas] LMR 400

Ron Youvan ka4inm at tampabay.rr.com
Sat May 30 18:11:23 EDT 2009


>>> Why not solder LMR 400? What is the downside? I soldered pl-259s to
>>> LMR 400 to use on a VHF/UHF ant and the swr at the top of uhf went way 
>>> up.  Does that make any sense?

> It really means that a poor soldering job was done, OR a cheap version of 
> the PL-259 was used which caused the poor soldering job and compounded the 
> problem.

> Done properly, there is no problem soldering to the silver plated, Teflon 
> insulated PL-259 connectors and using them from MF up to amateur band UHF 
> frequencies.

> Been there; Done that; for many, many years.  Even did it with Belden 9913 
> prior to the advent of the LMR series.

   I have a spool of LMR-400/UF in the basement, but I don't remember if the
braid is copper or aluminum.  If it isn't copper or tinned copper that is the
soldering problem.
-- 
    Ron  KA4INM - I'm proud to be Chuck's pop!



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