KB Kilobyte
A computer term for a unit of data. Although commonly translated as 1,000 bytes, it is actually 1,024 bytes.
Kelvin scale
Unit of measurement used in TV lighting which indicates the color temperature of a light source.
key
Luminance key. Picture combining effect where the dark parts of one video source are replaced with video from another camera's picture.
key card
A camera card with white lettering on a black background commonly used to add (key in) titles and other written material over a over a background scene.
key clip
A control on a video effects unit used to set the threshold level for color or luminance keying.
key light
The brightest frontal light on a scene. A light which establishes the form, dimension and overall appearance of a subject.
key source
A video source keyed into background video.
key words
The more important words within sentences which, when emphasized, more effectively convey essential meaning.
keyboard
The primary input device for a computer containing alphanumeric and other keys which activate specific computer functions.
keyed-in time-code
As opposed to burned-in time code, SMPTE time code numbers electronically and temporarily keyed over background video.
Keys
A special effect in which the signal from one video source “cuts” a hole into another video source.
keystoning
Optical distortion of a picture, especially apparent in parallel lines, due to shooting subject matter at an angle not perpendicular to lens axis.
kicker, kicker light
A light typically placed between the backlight and the fill lights. Sometimes used to simulate the light from a window behind a subject.
kilobyte (K or kB)
Computer data measure 1,024 bytes of information.
kilohertz (kHz)
1)A unit of frequency equal to 1,000 Hz.
2) One thousand cycles per second.
3) The abbreviation for thousand (5k = 5,000).
kinescope recording
Recording a video production by making a motion picture from the screen of a television monitor.
Ku-band
A bank of frequencies higher than the C-band used by some satellite transponders.
kukaloris (cookie)
A metal pattern used in a special spotlight that's used to project a pattern on a background.
| 
