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Description: | WANG 700 SERIES (brand name and machine type on the front ). Wang Laboratories Inc. ELECTRONIC SYSTEMS AND DEVICES 220V 50Hz 75W Model 720 B Serial No. 875237 TEWKSBURY MASS. U.S.A. (manufacturer's trade plate on the back of the machine). MANU Wang Laboratories Inc. circa 1973 Tewksbury, Massachussets, The United States of America. DES after Burroughs Corporation. circa 1973 Detroit, The United States of America. DES after Haydu Brothers Laboratories. 1954 Newark, New Jersey, The United S This Wang model 720 B programmable electronic calculator has a full 10 digit keyboard and 2 by 12 digit Nixie tube accumulator register displays with an extra tube at the left end of each display for the number signs. To the right of the numeric displays are the two mantissa displays each consisting of a nixie sign tube and two nixie digit tubes. The machine has a port for an I/O alphanumeric key board see GLLAHM 129337 and a printer.
The machine's technology predates integrated circuit ROM/RAM architecture and is based on micro-coded ROM. The 720 models have double 16k bytes of ROM memory in ferrite cores. | License: | http://www.hmag.gla.ac.uk/spirit/rights/ | Publisher: | Hunterian Museum and Art Gallery, University of Glasgow | Rights holder: | Hunterian Museum and Art Gallery, University of Glasgow | Subjects: | SCIENTIFIC COLLECTION : | Source: | Hunterian Museum | Creator: | Hunterian Museum and Art Gallery, University of Glasgow | Identifier: | http://www.huntsearch.gla.ac.uk/cgi-bin/... | Language: | en-GB | Go to resource |
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