What is kHz?

Some articles on khz:

G.719
... codec providing high quality, moderate bit rate (32 to 128 kbit/s) wideband (20 Hz - 20 kHz audio bandwidth, 48 kHz audio sample rate) audio coding at low computational load ... G.719 incorporates elements of Polycom's Siren22 codec (22 kHz) and Ericsson codec technology, as well as Polycom's Siren7 and Siren14 codecs (G.722.1 and G.722.1 Annex C), which have been used in ... The encoder input and decoder output are sampled at 48 kHz ...
1710 AM
... While 1710 kHz appears on many radios, it is unused even by TIS stations, exception being TIS (WQFG689) licensed with a waiver to the County of Hudson ... This is because aeronautical radionavigation may use 1708 kHz ... The following radio stations broadcast on AM frequency 1710 kHz ...
Sound Blaster X-Fi - X-Fi Features
... Most digital audio is sampled at 44.1 kHz, a standard no doubt related to CD-DA, while sound cards were often designed to process audio at 48 kHz ... So, the 44.1 kHz audio must be resampled to 48 kHz (Creative's previous cards' DSPs operated at 48 kHz) for the audio DSP to be able to process and affect it ... heard, and measured as higher intermodulation distortion, within higher frequencies (generally 16 kHz and up) ...
Radio Propagation Beacon - Beacon Projects - DARC Beacon Project
... These beacons are DRA5 on 5195 kHz and DK0WCY on 10144 kHz ... DK0WCY operates also a limited service beacon on 3579 kHz at 0720-0900 and 1600-1900 local time ...
Radio Propagation Beacon - 6 Meters Beacons
... in the lower part of the band, in the range 50000 kHz to 50080 kHz ... permits unattended 6 meter beacon stations to operate between 50060 and 50080 kHz ...