MIL-HDBK-1908B
Position designation uci. User selection and entry of a position on a display, or of a displayed item. (See "Cursor.")
Predictive information dsi. Information predicting future status, condition, or position of a system, or a subsystem.
Pre-emphasis snv. Systematic distortion of the speech and/or audio spectrum to attempt to improve intelligibility of speech and/or signal-to-noise ratio by emphasizing the high frequency (usually 1 kHz and higher) portion of the speech or other audio signal.
Primary controls gen. The most important and frequently used devices designed to control equipment and systems.
Primary display uci. The display that is most accessible to the user and usually the one most frequently used.
Prime visual signal area (PVSA) gen. The PVSA is an area of the instrument panel
which is enclosed by a circular arc whose radius is 30 cm (12 inches) and whose center is defined
by the intersection of the top of the instrument panel and the crew members' vertical centerline plane. The area is the optimum location on the instrument panel for the pilot's flight instruments and the master caution and warning lights.
Prompt uci. A cue or reminder provided by the computer that alerts and guides the user to take some action.
Protanope gen. A user with deficient red-sensitive color vision.
Qualitative information dsi. Information presented by a display in a manner which permits the display user to assess the information without requiring attention to an exact numerical quantity.
Quantitative information dsi. Information presented by a display in a manner which permits the display user to observe or extract a numerical value associated with the information. Quantitative information may be displayed in either digital or analog form.
Query language uci. A type of dialogue in which users compose control entries for displaying specified data from a data base.
Question and answer uci. A type of dialogue in which the computer displays questions, one at a time, for a user to answer.
Random incidence corrector snv. A device that reduces the directionality of free field microphones allowing their use in diffuse or random incident sound fields.
Raster-written cathode ray tube display gen. A method of refreshing the information displayed
on a cathode ray tube in which the electron beam scans the entire screen in some predetermined pattern, refreshing portions of the screen as necessary. Variations of the raster method include (1) the noninterlace method, which involve scanning every line in succession and, when finished with the
entire display, returning to the beginning and repeating the process and (2) the interlace method, in which every other line is scanned on one pass, the remaining lines are scanned on the next pass, and the process is repeated.
Rated engine speed snv. If not specified (for acoustic testing), 10% less than maximum governed engine speed with no load.
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