[TowerTalk] More from the M2 antennas quality control

Jim Thomson jim.thom at telus.net
Mon Apr 13 18:33:59 EDT 2015


Date: Mon, 13 Apr 2015 14:03:21 -0400
From: TexasRF--- via TowerTalk <towertalk at contesting.com>
To: normanlizeth at gmail.com, towertalk at contesting.com
Subject: Re: [TowerTalk] More from the M2 antennas quality control
file

 
You mentioned the elements are longer than expected. If you are truly  
concerned you could trim them with a file or better yet a belt sander.If  you do 
that, the chamfered ends should be restored as that also has an effect on  
the electrical length.
 
This sounds like a non-problem.
 
73,
Gerald K5GW

##  Provided the dimensions on the instruction sheet are correct,  just whack off
the sixteenth of an inch....and be done with it.  Stick em in the grinder, and take em down
a bit, and round the sharp edges off in the process. bam..done.   Have you raised hell with 
M2..yet ??   My guess is their jig is off by a 1/16 th.    Its not worth sending it back for an exchange.
But with  28 eles, dual polarized, its still a fair amount of work.   I cant see spending $700.00  for a 
432 mhz yagi myself.    That amounts to $910.00 in canadian funds..then  add 12%  sales tax..then
shipping on top of that.   What do they make 432 mhz eles  from....  1/4 inch solid rod ?   That stuff
costs dick at the local metal place across town.  The real work would be drilling out the boom in a jig,
and installing a mountain of insulators in there.   Still, it could be done. 

Jim   VE7RF

 
 


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