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  2. Electric blanket - Wikipedia

    en.wikipedia.org/wiki/Electric_blanket

    An electric overblanket is placed above the top bed sheet, and is the most common type in the U.S. and Canada, where it is called an "electric blanket". [2] Electric blankets usually have a control unit that adjusts the amount of heat the blanket produces by pulsing current at different intervals. Blankets for two-person beds often have ...

  3. Multiway switching - Wikipedia

    en.wikipedia.org/wiki/Multiway_switching

    These switches appear externally similar to single pole, single throw (SPST) switches, but have extra connections which allow a circuit to be controlled from multiple locations. Toggling the switch disconnects one "traveler" terminal and connects the other. Electrically, a typical "3-way" switch is a single pole, double throw (SPDT) switch. By ...

  4. This bestselling electric blanket is down to just $30: 'My ...

    www.aol.com/lifestyle/this-bestselling-electric...

    What reviewers say. Walmart shoppers can't stop raving about the MaxKare Electric Blanket.In fact, nearly 3,000 fans give it five out of five stars in the reviews. "This blanket is awesome!" wrote ...

  5. Stepping switch - Wikipedia

    en.wikipedia.org/wiki/Stepping_switch

    Stepping switches were widely used in telephony and industrial control systems when electromechanical technology was paramount. A basic stepping switch is an electrically operated rotary switch with a single (typically input) terminal, and multiple (typically output) terminals. Like other typical rotary switches, the single terminal connects to ...

  6. Power system protection - Wikipedia

    en.wikipedia.org/wiki/Power_system_protection

    The bulk system which is a large interconnected electrical system including transmission and control system is experiencing new cybersecurity threats every day. (“Electric Grid Cybersecurity,” 2019). Most of these attacks are aiming the control systems in the grids.

  7. Single-wire transmission line - Wikipedia

    en.wikipedia.org/wiki/Single-wire_transmission_line

    A single-wire transmission line (or single wire method) is a method of transmitting electrical power or signals using only a single electrical conductor. This is in contrast to the usual use of a pair of wires providing a complete circuit, or an electrical cable likewise containing (at least) two conductors for that purpose.