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Pan and tilt head
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(p/t head). a motorised unit permitting vertical and horizontal positioning of a camera and lens combination. usually 24 vac motors are used in such p/t heads, but also 110 vac, ie. 240 vac units can be ordered.
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Horizontal, английский
- Горизонталь; горизонтальный
- Горизонталь; горизонтальный 287
- At right angles to the direction of gravity; on the level; parallel to the horizon; neither vertical nor inclined.
- A direction parallel to the horizon, or what is commonly termed lying flat. one of the greatest inconveniences navigators have to struggle with is the frequent want of a distinct sight of the horizon. to obviate this a horizontal spinning speculum was adopted by mr. lerson, who was lost in the victory man-of-war, in which ship he was sent out to make trial of his instrument. this was afterwards improved by smeaton, and consists of a well-polished metal speculum about 3-1/2 inches in diameter, inclosed within a circular rim of brass, so fitted that the centre of gravity of the whole shall fall near the point on which it spins. this is the end of a steel axis running through the centre of the speculum, above which it finishes in a square for the convenience of fitting a
Positioning, английский
Placing elements, such as text and graphics, on a page to let the page author control the exact location and layer order of a page element.
Combination, английский
- Комбинация, сочетание
- Комбинация, сочетание сомсм communications counter- measures меры противодействия радиосвязи противника 163
- Сочетание; комбинация (сочетание взаимосвязанных признаков изобретения).
- Сочетание; комбинация (сочетание взаимосвязанных признаков изобретения)
- Отношение
- N сочетание word ~ словосочетание
- Комбинация; соединение; сочетание; объединение; набор; система
- Сочетание; соединение; комбинация; смешение; состав ~ of errors сумма ошибок load ~ сочетание нафузок
- Series of two or more fences within 39 feet 4 inches of each other that must be taken as a pair, an in-and-out.
- Applies to derivative products. arrangement of options involving two long or two short positions with different expiration dates or strike (exercise) prices. see: straddle.
- Мотоцикл с прицепной коляской
- Vehicle consisting or two or more separable units, of which each part need not be independently mobile, for example a motorcycle and side
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Pan unit, английский
A motorised unit permitting horizontal positioning of a camera.
Pal, английский
- Stands for phase alternating line, which describes the colour phase change in a pal colour signal.
- Philippine airlines
- Pal is an abbreviation for phase alternating line. this is the television display standard that is used mainly in europe, china, malaysia, australia, new zealand, the middle east, parts of africa, and other parts of the world. pal uses 625 lines per frame and a frame rate of 25 frames per second.
- Pacific aerospace library
- Philippine air lines
- Psycho-acoustical laboratory
- Prime agricultural lands
- The 50 field video format used primarily in europe and other places outside of the u.s. and japan. see also ntsc and video out
- Phase alternation by line, the 625-line, 25-frame-per-second tv standard used in western europe, india, china, australia, new zealand, argentina, and parts of africa. brazil uses -m, a 525-line variant.
- Abbreviation for phase alternation by line. a composite color standard used in many parts of the world for tv broadcast. the phase alternation makes the signal relatively immune to certain distortions (compared to ntsc). delivers 625 lines at 50 frames per second. pal-plus is an enhanced-definition version.
- The 50 field video format used mostly in europe and other places outside of the u.s. and japan.
- Property action line: a network rail property national telephone help desk for customers to report faults and provide feedback.
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