Sounds about right to me Andrew. Assuming you're talking about the low
HF bands, atmospheric noise would be the limiting factor way before
system noise would be an issue.
On 5/12/2012 6:12 PM, Andy Ikin wrote:
> Hello Guys,
>
> Would I be correct that a Flag antenna with a 1k Ohm termination resistor
> would have a approx. -126dBm noise in a 1kHz bandwidth, excluding other
> noise? This equating to an 18dB Noise Figure ? Hence, one wouldn't notice any
> difference in s/n when comparing Head Amplifiers of similar gain with a 1 or
> 4 dB noise figure? Or have I got something wrong!!!!!
>
> 73
>
> Andrew Ikin G8LUG
>
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>
--
73,
Gary K9GS
Greater Milwaukee DX Association: http://www.gmdxa.org
Society of Midwest Contesters: http://www.w9smc.com
CW Ops #1032 http://www.cwops.org
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