A supply

A supply

[′ā sə‚plī]
(electronics)
Battery, transformer filament winding, or other voltage source that supplies power for heating filaments of vacuum tubes. Also known as A power supply.
References in periodicals archive ?
Our Chicken Tortilla Soup introduction was a tremendous success last year; in fact, we couldn't even keep a supply in the restaurant because customer demand was so high," said David Farmer, Chick-fil-A's vice president of product strategy and development.