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DC-to-DC converters are used in portable electronic devices such as cellular phones and laptop computers, which are supplied with power from batteries primarily. Such electronic devices often contain several sub-circuits, each with its own voltage level requirement different from that supplied by the battery or an external supply (sometimes higher or lower than the supply voltage).
Washington, D.C., formally the District of Columbia and commonly known as Washington or D.C., is the capital city and federal district of the United States.The city is on the Potomac River, across from Virginia, and shares land borders with Maryland to its north and east.
The DC All In initiative began with DC All In Special #1, a 64-page one-shot that was written by Scott Snyder and Joshua Williamson, and illustrated by Wes Craig and Daniel Sampere. It is also a flip book issue, as one half focuses on Superman and the formation of a new Justice League , and the other focuses on Darkseid and the establishment of ...
Ghosts of DC – A Washington, D.C. history blog "History DC Area Directory". DCpages.com. Archived from the original on January 1, 2011; The Seat of Empire: a history of Washington, D.C. 1790 to 1861; Ovason, David, The Secret Architecture of Our Nation's Capital: the Masons and the building of Washington, D.C.
The Amendment granted Congress the power to determine how the District of Columbia's electors should be appointed. In October 1961, Congress enacted legislation to amend the DC Code by providing that the District's electors should be appointed based on a popular vote, with all electors awarded to the presidential ticket prevailing in the ballot ...
Animated map of the District of Columbia. The city of Washington was not incorporated until 1802. The District of Columbia was created in 1801 as the federal district of the United States, with territory previously held by the states of Maryland and Virginia ceded to the federal government of the United States for the purpose of creating its federal district, which would encompass the new ...
The name by which the distribution center is known is commonly based on the purpose of the operation. For example, a "retail distribution center" normally distributes goods to retail stores, an "order fulfillment center" commonly distributes goods directly to consumers, and a cross-dock facility stores little or no product but distributes goods ...
Switch-Mode Power Supply Tutorial - Detailed article on DC-DC converters which gives a more formal and detailed analysis of the Buck including the effects of non-ideal switching (but, note that the diagram of the buck-boost converter fails to account for the inversion of the polarity of the voltage between input and output).