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  2. Transfer switch - Wikipedia

    en.wikipedia.org/wiki/Transfer_switch

    Simplified single line diagram of a single-phase transfer switch to select either 'city' (utility) power or local generator power 3-phase Intelligent transfer switch. A transfer switch is an electrical switch that switches a load between two sources. Some transfer switches are manual, in that an operator effects the transfer by throwing a ...

  3. Stored program control - Wikipedia

    en.wikipedia.org/wiki/Stored_program_control

    The first central office switch with SPC was installed at Morris, Illinois, in a 1960 trial of electronic switching, followed by the first Western Electric 1ESS switch at Succasunna, NJ in 1965. Other examples of SPC-based third-generation switching systems include the British GPO TXE (various manufacturers), Metaconta 11 (ITT Europe), and the ...

  4. Charge transfer switch - Wikipedia

    en.wikipedia.org/wiki/Charge_transfer_switch

    A charge transfer switch OR CTS charge pump is a charge pump that offers better low-voltage performance and "a better voltage pumping gain and a higher output voltage" [1] than previous charge pumps such as the Dickson charge pump.

  5. Chopper (electronics) - Wikipedia

    en.wikipedia.org/wiki/Chopper_(electronics)

    Schematic of an inverter using a vibrator as a chopper. In electronics, a chopper circuit is any of numerous types of electronic switching devices and circuits used in power control and signal applications. A chopper is a device that converts fixed DC input to a variable DC output voltage directly.

  6. Soft-switching three-level inverter - Wikipedia

    en.wikipedia.org/wiki/Soft-switching_three-level...

    A soft-switching three-level inverter (S3L inverter) is a high-efficiency power electronic inverter intended, in particular, for use with three-phase drives, as a grid-tie inverter for photovoltaic installations or wind turbines and in power supplies. [1] The topology was developed in 2009 at HTWG Konstanz (Constance University of Applied ...

  7. Switched-mode power supply - Wikipedia

    en.wikipedia.org/wiki/Switched-mode_power_supply

    Switched-mode power supply units (PSUs) in domestic products such as personal computers often have universal inputs, meaning that they can accept power from mains supplies throughout the world, although a manual voltage range switch may be required. Switch-mode power supplies can tolerate a wide range of power frequencies and voltages.

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