[SEDXC] Need Parts To Build A Remote Switch for Balanced Line Feeds

halken at comcast.net halken at comcast.net
Fri Jan 25 18:42:45 EST 2008


I switch open wire line at full power in many places across the backyard.  I use DPDT open frame relays with 20A contacts.  $12 from Skycraft in Orlando and available at most hamfests for less (got one for $5 at Stone Mountain).

Hal N4GG


-------------- Original message -------------- 
From: Clark Macaulay <clarkmacaulay at yahoo.com> 

> In order to increase my DX covereage so I can get to Asia, I'm putting up a 
> second wire antenna: a doublet fed with balanced line. I'm also converting my 
> G5RV from coax feed to ballanced line to reduce the losses on the WARC bands (so 
> it becomes a 102 ft doublet). Now I need to switch the lines to my tuner and 
> would like to do it with a remote switch so there is only one line into the 
> shack. As near as I can tell, no one makes such a critter. What 
> recommendations do you have about the type of relays and where to get them? 
> Power I run is typically QRP to 100w but I would like to have the capacity to 
> run up to 1KW. 
> 
> 73 de Clark ke4rq 
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