[TowerTalk] Re: Coax Discussions

[wa4dou@juno.com]

Me too! 73 Roy WA4DOU
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On Wed, 12 Apr 2000 16:53:39 -0700 "Curtis, David B"
<david.b.curtis@intel.com> writes:
> 
> > (1) The gain does not need to be excessive, just the lowest NF you 
> can get
> 
> 
> actually... if what you want is the lowest overall system NF, it is 
> very
> easy to make the first pre-amp TOO low and actually degrade overall 
> system
> NF.  VERY non-intuitive.  I can't remember the formula exactly but 
> system NF
> = sqrt(NF1^2 + NF2^2) or some such....
> 
> ---------
> 
> Personally, I'm in the K6LL camp on this thread.
> 
> 73, Dave N6NZ


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