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![](../../../../../images/EtherGuide/ATSC_Det96x96.bmp) | Data Event tables [ATSC Syntax] |
Data Event tables (DETs) support the announcement of a data service that doesn't include an audio-video event and allows separate announcement of the data service portion of an audio or audio-video event associated with a data event.
maximums
ms per section | sections per DET-k instance | instances per virtual channel | bytes per section |
500 (rec.,DET-0) 2000 (rec, DET-1) | 256 | 1 | 4096 |
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