Noun
K band (uncountable)
A portion of the radiowave spectrum in the microwave range of frequencies from 18 to 27 gigahertz
This new product detects radar in the K band.
He also pointed out that the Triple K band and solo performer Asa Banton are largely responsible for much of the exposure Bouyon gets today. Source: Internet
When radars were first developed at K band during World War II, it was not known that there was a nearby absorption band (due to water vapor and oxygen in the atmosphere). Source: Internet