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The digital television transition in the United States was the switchover from analog to exclusively digital broadcasting of terrestrial television programming. It was originally set for December 31, 2006, but was delayed several times due to multiple government acts being enforced on broadcasting companies.
Consequently, a digital converter box – an electronic device that connects to an analog television – must be used to allow the television to receive digital broadcasts. In the United States, the government subsidized the purchase of such boxes for consumers via their coupon-eligible converter box program in 2009, funded by a small part of ...
All full-power television stations in the United States were required to shut down their analog signals and transition exclusively to digital broadcasting by June 12, 2009. Class A low-power analog stations were required to transition by September 1, 2015, while all other low-power stations, as well as analog rebroadcasters , were required to ...
In United States military communications systems, commercial refile refers to sending a military message via a commercial communications network. The message may come from a military network , such as a tape relay network, a point-to-point telegraph network, a radio-telegraph network, or the Defense Switched Network .
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Tactical Single-Channel Radio Communications Techniques (FM 24-18), Headquarters Department of the Army, Washington D.C. 30 September 1987. Radio Operator's Handbook (FM 24-19) , Headquarters Department of the Army, Washington D.C. 24 May 1991.
The Canadian Radio-television and Telecommunications Commission (CRTC) has adopted the same digital television standard for stations in Canada as the United States and Mexico. The CRTC initially decided not to enforce a single date for transitioning to digital broadcasts, opting to let the economy decide when the switchover will occur.
The UK radio industry is committed to a digital future for radio and is working towards a Digital Radio Switchover. Government criteria for setting a date for digital radio switchover are: Digital listening share reaching 50% of all listening hours; Local commercial and national DAB coverage reaches the same level as for FM