vertical centering control

vertical centering control

[′vərd·ə·kəl ′sen·tər·iŋ kən‚trōl]
(electronics)
The centering control provided in a television receiver or cathode-ray oscilloscope to shift the position of the entire image vertically in either direction on the screen.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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* The ability to offer fine focus and iris adjustments, including horizontal and vertical centering control.

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