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  2. Sign-on and sign-off - Wikipedia

    en.wikipedia.org/wiki/Sign-on_and_sign-off

    Like other television programming, sign-on and sign-off sequences can be initiated by a broadcast automation system, and automatic transmission systems can turn the carrier signal and transmitter on/off by remote control. [a] Sign-on and sign-off sequences have become less common due to the increasing prevalence of 24/7 broadcasting.

  3. Screen-Free Week - Wikipedia

    en.wikipedia.org/wiki/Screen-Free_Week

    Screen-Free Week (formerly TV Turnoff Week and Digital Detox Week) is an annual event where children, families, schools and communities around the world are encouraged to turn off screens and "turn on life".

  4. Indian-head test pattern - Wikipedia

    en.wikipedia.org/wiki/Indian-head_test_pattern

    [11] [12] It was sold as a night-light from 1997 to 2005 by the Archie McPhee company, [13] reminiscent of the times when a fairly common late-night experience was to fall asleep while watching the late movie, only to awaken to the characteristic sine wave tone accompanying the Indian-head test pattern on a black-and-white TV screen. The test ...

  5. Digital television transition - Wikipedia

    en.wikipedia.org/wiki/Digital_television_transition

    The first regions to turn off their analogue broadcasts were Andijan, Fergana, Namangam and Tashkent Region. On 15 July 2018, the switch-off was completed on the city of Tashkent, and on 5 December 2018, the shutdown of analog television in Uzbekistan was completed. Vatican City: Digital transition completed in 2012. [121]

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  7. Test your knowledge with these 100 fascinating facts - AOL

    www.aol.com/news/test-knowledge-72-fascinating...

    The real name for a hashtag is an octothorpe. Neil Armstrong’s hair was sold in 2004 for $3,000. The longest English word is 189,819 letters long.

  8. Sound test - Wikipedia

    en.wikipedia.org/wiki/Sound_test

    A sound test is a function built into the options screen of many video games. This function was originally meant to test whether the game's music and sounds would function correctly (hence the name), as well as giving the player the ability to compare samples played in Monaural , Stereophonic and later Surround sound.

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!