D1
A resolution standard for TV and DVD-Video. In the NTSC system, Full D1 represents 720×480 pixels. The specifications for D1 TV and DVD-Video are as follows:
TV PAL: 704×576
TV NTSC: 704×480
DVD-Video PAL: 720×576 (MPEG2)
DVD-Video NTSC: 720×480 (MPEG2)
Read Also:
- D2D
Short for disk-to-disk, a type of data storage backup in which the data is copied from a disk-typically a hard disk-to another disk-such as another hard disk or other disk storage medium. In a D2D system, the disk that the data is being copied from typically is referred to as the primary disk and the […]
- D2D2T
Short for disk-to-disk-to-tape, D2D2T is an archiving device where data is first backed up on a disk system, but then is spooled to a tape or an optical storage system. The D2D2T device can help eliminate data loss issues companies experience with tape drive or tape failure. Using a D2D2T system of backup keeps a […]
- D2T
Short for disk-to-tape, a type of data storage backup in which the data is copied from a disk-typically a hard disk-to a magnetic tape. D2T systems are used widely in enterprises that require the safe storage of vital information in the case of disaster recovery so it can perform data recovery.
- DAA
Short for Data Access Arrangement, part of a modem��s system for interfacing with a telephone network. The DAA provides the analog circuits that electrically isolate the modem from the phone line, separating the modem from the telephone line��s higher voltage. The FCC requires this feature of any device that connects to the PSTN, including fax […]
- DAC
(1) Short for digital-to-analog converter. (2) Short for Discretionary Access Control.