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Re: [TowerTalk] Balun Recommendation

Subject: Re: [TowerTalk] Balun Recommendation
From: Jim Lux <>
Date: Sun, 15 Apr 2012 09:48:17 -0700
List-post: <">>
On 4/15/12 8:47 AM, Michael Tope wrote:
> Hi Hank,
> I agree with what your are saying, except for the part about the test
> being inconclusive. I was try to make a quick assessment of whether the
> Unun had significant loss (say greater that 0.5dB / 10%). Based on the
> result, I'd being willing to bet money that the loss is less than 0.5dB
> (100 watts dissipation in the Unun). Now if you wanted me to bet money
> on it being say less than 0.2dB (5%), I'd probably want to do a better
> test incorporating your and W6RMK's suggestions just because I am loss
> averse (no pun intended) even though I still think the odds are good
> based upon my crude test that the Unun loss is less than<  0.2dB.
> When I get my Alpha 91B fixed, I'll do a much harsher test :-)

We want to see test to spectacular destruction!  Nothing less will 
satisfy us.

I think your test was adequate for the purpose.. I think what one really 
looks for in that situation is whether it's "fairly low loss" vs 
"hideously lossy" (run your amp into a Maxcom...)


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