[TowerTalk] Ladder Line

Wa3a at aol.com Wa3a at aol.com
Thu Apr 19 15:34:46 EDT 2007


I didnt like the loss figures for window line when wet so I homebrewed over 
1000' of open wire line.  You can purchase it from W7FG.  I too struggled with 
lightning protection and ended up using copper disconnect lugs at the house 
and just disconnect the feeds and move them away from the house about 50'. Not 
ideal but I feel good about it. There is a commercially made arrester (ICE I 
think) for balanced lines.  I believe the spark plug gaps or anything similar 
just wont react quick enough.
I feed a 160m dipole with open wire and use it on all bands.  The patterns 
pretty much follow the antenna book. I believe the inverted vee config is 
usually inferior to the flat-top patterns on all bands (especially the higher bands) 
but I think it will work well for you. Remember that the pattern on 40 will 
be a clover-leaf, not broadside. (well I guess thats for a flat-top, probably 
the inv vee will be different)
Knife switches are convenient but I wouldnt trust one to take a lightning hit 
safely to ground.  Steve  WA3A


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