© National Instruments Corporation G-1 IMAQ PCI-1428 User Manual
Glossary
Prefix Meaning Value
k- kilo- 103
M- mega- 106

Numbers/Symbols

% Percent.
+ Positive of, or plus.
/Per.
ΩOhm.
± Plus or minus.
– Negative of, or minus.

A

A Amperes.
AC Alternating current.
acquisition wi ndow The image size specific to a video standard or camera resolution.
active line region The region of lines actively being stored. Defined by a line start (relative to
the vertical synchronization signal) and a line count.
active pixel region The region of pixels actively being stored. Defined by a pixel start (relative
to the horizontal synchronization signal) and a pixel count.
address Value that identifies a specific location (or series of locations) in memory.
ANSI American National Standards Institute.