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Geek Squad, Inc. is a subsidiary of American and Canadian multinational consumer electronics corporation Best Buy, headquartered in Richfield, Minnesota.The subsidiary was originally an independent company founded by "Chief Inspector" Robert Stephens on June 16, 1994, and offers various computer-related services and accessories for residential and commercial clients.
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).
In 1993 Leading Edge marketed the WinPro Series of computers. These computers had then an i486 or Intel 80486 processors. The low end model had an i486 SX25 processor. The computers had a 3.5-inch floppy, a 5.25 in floppy, 170MB hard drive, with 4MB of RAM, which could be expanded to 20MB if needed. Windows 3.1 and MS-DOS 5.0 were the operating ...
Stand-alone switched-mode power supply An adjustable switched-mode power supply for laboratory use. A switched-mode power supply (SMPS), also called switching-mode power supply, switch-mode power supply, switched power supply, or simply switcher, is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently.
A boost converter or step-up converter is a DC-to-DC converter that increases voltage, while decreasing current, from its input to its output . It is a class of switched-mode power supply (SMPS) containing at least two semiconductors, a diode and a transistor , and at least one energy storage element: a capacitor , inductor , or the two in ...
In October, Best Buy acquired Minneapolis-based Geek Squad, then a 24-hour residential computer repair business with offices in Minneapolis, Chicago, Los Angeles, and San Francisco. [34] Best Buy stores in the U.S. surpassed the 600-store mark and the company opened its first global-sourcing office in Shanghai in 2003.