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velocity modulation |
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velocity modulation [və′läs·əd·ē ‚mäj·ə′lā·shən] (electronics) Modulation in which a time variation in velocity is impressed on the electrons of a stream. A television system in which the intensity of the electron beam remains constant throughout a scan, and the velocity of the spot at the screen is varied to produce changes in picture brightness (not in general use). How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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the sets offer even a deeper level of fine tuning that include adjustable color temperature and selectable advanced scan velocity modulation and black level expansion. User-Selectable Scan Velocity Modulation: Hitachi's new selectable scan velocity modulation feature gives users the option of engaging the function, which accentuates the picture edge definition between light and dark areas. |
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