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Glossary

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Term Description
VA Volt-Ampere - The unit of apparent power in an AC circuit containing capacitive or inductive reactance. The apparent power is the product of source voltage and current.
VCC The symbol for the positive supply voltage in a circuit. Also noted as Vcc.
VGA Acronym for Video Graphics Array. 1) An analog video display standard. 2) A DB-15 video connector. 3) An analog video resolution of 640 x 480 pixels.
Volt The unit of potential difference or electromotive force, abbreviated V. One volt represents the potential difference needed to produce one ampere of current through a resistance of one ohm.
Volt-Ampere The unit of apparent power in an AC circuit containing capacitive or inductive reactance. The apparent power is the product of source voltage and current. Abbreviated VA.
Voltage The term used to designate electrical potential that causes current to flow.
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