| Terms
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| Rain Outage
- Loss of signal at Ku-band satellite frequencies due to absorption and increased sky noise caused by rainfall or ice crystals in the upper atmosphere. |
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| Real Time
- An application in which information is received and immediately responded to without any time delay. See Synchronous. |
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| Receiving Sites
- All sites, other than the originating site, participating in a course or meeting that is distributed with technology such as audioconferencing or videoconferencing. |
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| Remote
- Distant, residing on a network node or computer other than the user's own. |
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| Resolution
- The clarity of the image on video display screen. Three factors influence resolution: lines of resolution (vertical and horizontal), raster scan rate (number of times per second the image on a video screen can be refreshed or "lit up" again), and bandwidth. |
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| RGB Monitor
- Video display screen with colors Red, Green, Blue as light waves. The three colors combined in different ways produce all other colors. |
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