magnetic card reader

  • 51HP-41 extension module — HP 41 extension (or expansion) modules allowed the user of a HP 41 programmable calculator to extend the functionality of the machine. The HP 41 had room for up to four expansion modules at the back of calculator.The HP 41 was not the only… …

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  • 52CompactFlash — A 64 MiB CompactFlash Type I card Media type Mass storage device format Encoding Various file systems Capacity 2 MB to 128 GB …

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  • 53UNIVAC — serves as the catch all name for the American manufacturers of the lines of mainframe computers by that name, which through mergers and acquisitions underwent numerous name changes. The company UNIVAC began as the business computer division of… …

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  • 54Secure Digital — SDHC redirects here. For the gene, see SDHC (gene). SD, SDHC, SDXC SD (top), miniSD, microSD cards Media type Memory card Capacity SDSC (SD): 1 MB to 2 GB although 4 GB cards are available SDHC: 4 GB to 3 …

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  • 55NCR 315 — The NCR 315 Data Processing System, released in January 1962 by NCR, [1] was a second generation computer. All printed circuit boards used resistor transistor logic to create the various logic elements. It used 12 bit slab memory structure using… …

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  • 56MM code — An MM code (the MM being an abbreviation for the German Moduliertes Merkmal ) is a machine readable modulated feature that has been added to German debit cards during manufacture as an anti counterfeiting measure since 1979. [cite… …

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  • 57IBM 650 — The IBM 650 ( [http://www 03.ibm.com/ibm/history/exhibits/650/650 ph06.html photo] ) was one of IBM’s early computers, and the world’s first mass produced ( [http://www 03.ibm.com/ibm/history/exhibits/650/650 ph05.html photo] ) computer. It was… …

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  • 58Dell Inspiron — Logo Dell s Inspiron computer product line started as a range of laptop computers targeted at the entry level, budget, a Mobile Celeron or Mobile Pentium II processor with SDRAM, and had a high starting price of $2,799. Today, though, the… …

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  • 59Merchant account — A merchant account is a type of bank account that allows businesses to accept payments by debit or credit cards. A merchant account is established under an agreement between an acceptor and a merchant acquiring bank for the settlement of credit… …

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  • 60Access badge — An access badge is a credential used to gain entry to an area having automated access control entry points. Entry points may be doors, turnstiles, parking gates or other barriers.Access badges use various technologies to identify the holder of… …

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