Measurement of resistance (named after Georg Simon Ohm), shown by the ½ symbol. 75 Ohms is the standard load for an RGB video signal.
On Screen Display.
see S.Video connector.
Action of cutting and mixing 2 or more video pictures onto the same display.
Opposite of UNDERSCAN. In Overscan mode, to avoid seeing the corners and the borders, the image is displayed about 8% bigger than in standard (Underscan) mode. Standard TV display mode is Overscan.
Phase Alternate Line. Television standard used in Western Europe, Australia, Britain and South Africa. A PAL picture is composed of 625 horizontal, interlaced lines refreshed at 50 fields per second. The Chrominance subcarrier is of 4.43 MHz.
Brazilian version of the PAL standard composed of 525 horizontal, interlaced lines refreshed at 60 fields per second. The Chrominance subcarrier is of 4.43 MHz.
Device which generates known reference pictures, enabling adjustments to be made.
Time taken by a periodic signal to execute a cycle. See Frequency.
Audio pin screw terminals, see MCO.
Picture in Picture.
Distance that separates 2 pixels in a display.
Abbreviation for picture element. A pixel is the smallest element (Black and White or Color) that makes up an image. Pixels make up lines and columns and define the resolution of the picture. E.g. XGA = 1024 x 768 = 1024 pixels x 768 lines = 786432 pixels per image.
Positive or Negative sign of a signal.
Method for transfering Film Image (24/sec) to video (30/sec) in USA & Japan. Image sequence is 2/3/2/3 with 2+3=5 Fields redundancy.
Quad Hex eXtended Graphics Array - Standard computer format consisting of 8192 x 6144 pixels. The aspect ratio is 4:3.
Quad Super eXtended Graphics Array - Standard computer format consisting of 2560 x 2048 pixels. The aspect ratio is 5:4.
A Quad HDTV image consists a computer format of 3840 x 2160 pixels. The aspect ratio is 16:9. It is equivalent to 4K with a definition of 4096 x 2160 pixels while maintening the aspect ratio of 16:9.
A specific mode from Analog Way. Quadravision® allows to display up to 4 lives sources on a screen with seamless effects.
Quad Ultra eXtended Graphics Array - Standard computer format consisting of 3200 x 2400 pixels. The aspect ratio is 4:3.
Quad eXtended Graphics Array – Standard computer format consisting of 2048 x 1536 pixels. The aspect ratio is 4:3.