audio subcarrier造句

例句与造句

1. When XETV-TV shut down its analog signal on May 28, 2013, it shut down the station's 87.75 MHz audio subcarrier.
2. Though not technically a SAP channel, television stations can also broadcast a " PRO " ( professional ) audio subcarrier which is used to communicate with station personnel, particularly those engaged in electronic news gathering.
3. Thus, the new color television standard reduced the line rate by a factor of 1.001 to 1 / 286 of the 4.5 MHz audio subcarrier frequency, or about 15734.2657 Hz.
4. This reduced the frame rate to 30 / 1.001 H " 29.9700 Hz, and placed the color subcarrier at 227.5 / 286 = 455 / 572 = 35 / 44 of the 4.5 MHz audio subcarrier.
5. WITI is one of the few stations that had broadcast on VHF channel 6 prior to the digital transition to restore its audio feed legally; WRGB in Albany, New York attempted an audio subcarrier service after the transition that was subsequently pulled on FCC request.
6. It's difficult to find audio subcarrier in a sentence. 用audio subcarrier造句挺难的
7. The total "'RF bandwidth "'of System I ( as originally designed with its single FM audio subcarrier ) was about 7.4 MHz, allowing System I signals to be transmitted in 8.0 MHz wide channels with an ample 600 kHz guard zone between channels.
8. In the days of analog television, the low end of the FM broadcast band ( 87.7 to 87.9 MHz ) overlapped with the audio subcarrier of analog television's channel 6, which allowed the audio of television stations that broadcast on that channel to be heard on most FM radios.
9. The total "'RF bandwidth "'of System B ( as originally designed with its single FM audio subcarrier ) was 6.5 MHz, allowing System B to be transmitted in the 7.0 MHz wide channels specified for television in the VHF bands with an ample 500 kHz guard zone between channels.
10. From there, it was then uplinked via satellite ( through the facilities of Satellite Syndicated Systems, Inc . ( SSS ) ) on two audio subcarriers, both " piggybacked " on the satellite transponder carrying Superstation WTCG ( now TBS ) at the time ( who also utilized SSS'satellite facilities ); one for the SSTV-encoded video, and another for Newstime's program audio ( along with WTCG's audio subcarrier and main video carrier on the transponder ).