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| Terms Infusion - v. |
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P |
| PAL |
| PAL (Phase Alternating Line) video is a 50 Hz standard with 768 x 576 resolution. It is found on some video tape and disk players (used primarily in Europe, China and some South American and African countries). |
| Pincushion |
| A distortion of the image shape characterized by concave edges. |
| Pixel |
| The smallest discernible element of data from a computer-generated image. |
| Pixel Phase |
| The phase of the pixel sampling clock relative to incoming data. |
| Pixel Tracking |
| The frequency of the pixel sampling clock, indicated by the number of pixels per line. |
| Presentation Level |
| The projector is at presentation level when an image from a source is displayed without the presence of a slidebar, menu, pull-down list, or error message. |
| Projector-to-Screen Distance (Throw Distance) |
| The distance between the projector’s front feet centers and the screen. Also called “Throw Distance”. |
| Protocol |
| The type of code format called “A” or “B” utilized by the remote keypad(s). The default protocol set at manufacture is Protocol “A”. By using two different keypad protocols, adjacent projectors can be controlled independently with their remote IR keypads. |
| Pulldown, 3:2 |
| A frame sequence used to map 24 fps film to 30 fps video (or 24/1.001 to 30/1.001 fps) in which every second film frame is represented by three video fields instead of two, the third being a repeat of the second. This leads to a set of ten video fields for each four film frames. |
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