[amsat-bb] NIST Phase Noise Measurements Group Noise Figure kTB correction

Joe Leikhim rhyolite at nettally.com
Thu Jan 17 08:52:35 PST 2013

This came to my attention yesterday.

NIST presents interesting 3 dB correction to historic value assumed
for kTB to -177 dBm/Hz . I always assumed -174 dBm/Hz based on past


I wonder how this affects metrology and calibration of noise figure meters?

Joe Leikhim

Leikhim and Associates

Communications Consultants

Oviedo, Florida

JLeikhim at Leikhim.com



More information about the AMSAT-BB mailing list