Ads
related to: virtual adding machine with tape
Search results
Results From The WOW.Com Content Network
Key features of the design are the machine's interchangeable headblock system, which allows the ATR-100 to be converted to run either quarter-inch or half-inch magnetic tape. Ampex was the first company to implement a servo-controlled, direct-drive-capstan tape transport, which allows the tape speed and tension to be continuously monitored by a ...
1915 Powers Tabulating Machine Company establishes European operations through the Accounting and Tabulating Machine Company of Great Britain Limited. [26] [8]: 259 [27] 1919: Fredrik Rosing Bull, after studying Hollerith's machines, constructs a prototype 'ordering, recording and adding machine' (tabulator) of his own design. About a dozen ...
Burroughs released the Class 3 and Class 4 adding machines which were built after the purchase of the Pike Adding Machine Company around 1910. These machines provided a significant improvement over the older models because operators could view the printing on the paper tape. The machines were called "the visible" for this improvement.
Adding machine for the Australian pound c.1910, note the complement numbering, and the columns set up for shillings and pence. An adding machine is a class of mechanical calculator, usually specialized for bookkeeping calculations. In the United States, the earliest adding machines were usually built to read in dollars and cents.
Friden Calculator Friden Flexowriter. In 1957, Friden purchased the Commercial Controls Corporation of Rochester, New York.This gave them the Flexowriter teleprinter, an electric typewriter capable of being used as part of unit record equipment developed in World War II for the Department of the Navy to automatically type "regret to inform you" letters to the survivors of fallen servicemen ...
Channel Gateway (CGX) [5] is mainframe virtual tape controller software and hardware (together, an "MVT controller") that provides mainframe access to disk-based open systems storage by acting as tape control units and presenting the storage as "virtual" tape drives (emulating IBM 3490/3590) via FICON or ESCON channels.
Inforex Inc. corporation manufactured and sold key-to-disk data entry systems in the 1970s and mid-1980s. The company was founded by ex-IBM engineers to develop direct data entry systems that allowed information to be entered on terminals and stored directly on disk drives, replacing keypunch machines using punched cards or paper tape, which had been the dominant tools for data entry since the ...
Monroe Systems for Business is a provider of electric calculators, printers, and office accessories such as paper shredders to business clients. [1] Originally known as the Monroe Calculating Machine Company, it was founded in 1912 by Jay Randolph Monroe as a maker of adding machines and calculators based on a machine designed by Frank Stephen Baldwin.