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  2. Time switch - Wikipedia

    en.wikipedia.org/wiki/Time_switch

    The timer may switch equipment on, off, or both, at a preset time or times, after a preset interval, or cyclically. A countdown time switch switches power, usually off, after a preset time. A cyclical timer switches equipment both on and off at preset times over a period, then repeats the cycle; the period is usually 24 hours or 7 days.

  3. Watchdog timer - Wikipedia

    en.wikipedia.org/wiki/Watchdog_timer

    A watchdog timer (WDT, or simply a watchdog), sometimes called a computer operating properly timer (COP timer), [1] is an electronic or software timer that is used to detect and recover from computer malfunctions. Watchdog timers are widely used in computers to facilitate automatic correction of temporary hardware faults, and to prevent errant ...

  4. Time-delay combination locks - Wikipedia

    en.wikipedia.org/wiki/Time-delay_combination_locks

    Modern time delay combination locks can have many functions such as multiple different codes, pre-set time lock settings (open and close times), pre-set vacation times (e.g. Christmas Day), dual code facility, and a full audit trail providing a detailed record of the lock history showing who opened the lock, when and how long it was open.

  5. Time slicing (digital broadcasting) - Wikipedia

    en.wikipedia.org/wiki/Time_slicing_(digital...

    Time slicing is a technique used by the DVB-H and ATSC-M/H technologies for achieving power-savings on mobile terminal devices. It is based on the time-multiplexed transmission of different services. DVB-H and ATSC-M/H transmit large pieces of data in bursts, allowing the receiver to be switched off in inactive periods.

  6. Cam timer - Wikipedia

    en.wikipedia.org/wiki/Cam_timer

    Using feedback and external time delay and other sensory circuits, it is possible to build an electromechanical state machine using a cam timer. These are common in washing machines , where the cam timer runs in phases, but also stops and waits for external signals such as a fill level sensor, or a water heating temperature sensor.

  7. The best flip phones for seniors in 2025 - AOL

    www.aol.com/lifestyle/best-flip-phones-184204157...

    Battery life: One huge flip-phone advantage is a battery that doesn't need charging every day. As you evaluate different phones' specs, look for both "talk time" (usually measured in hours) and ...

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