[AMRadio] Thermocouple rf ammeter


k0occ at comcast.net k0occ at comcast.net
Sat Feb 10 10:52:22 EST 2007


I have a couple of RF ammeters. They work stand-alone. No external thermocouple. I just put them in series with feedline, and they seem to indicate RF current just fine.

--
Ernie, k0occ 
Atlanta, GA

-------------- Original message -------------- 
From: Rbethman <rbethman at comcast.net> 

> Brian, 
> 
> There is 'supposed' to be an EXTERNAL thermocouple that sits in parallel 
> to the RF Ammeter. 
> 
> The ammeter is ONLY one piece. 
> 
> My $0.02 worth. 
> 
> Bob - N0DGN 
> 
> A.R.S. - W5AMI wrote: 
> > Don, or anyone; 
> > 
> > I've got a NOS, still in the box Triplet 0-5 amp rf ammeter that I'd 
> > like to hook up. Using balanced feedline, I'm assuming I just hook it 
> > in series with one leg of the feedline. This would be AFTER the 
> > balanced link coupled tuner of course. Do; do you use two, one on 
> > each leg? 
> > 
> > I've been thinking about getting another one just like it for both 
> > legs, but I'm not so sure that's really necessary if your feedline, 
> > tuner, and antenna are truly balanced. One leg should read the same 
> > as the other ...in theory ;) 
> > 
> > Thanks, 
> > Brian / w5ami 
> 
> 
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