Corona Model PPC400 Microcomputer
date: label: date made
content: ca 1984
name: label: maker
content: Corona Data Systems, Inc
notes: label: Description
content: This microcomputer has a 10Mb hard drive, 512 kilobytes of memory and used DOS version 2.0. The donor carried this portable computer to job sites and used it to store performance improvement data and to print charts and graphs.
label: Description
content: The Corona microcomputer model # PPC-400 was introduced in 1983. Corona Data Systems Inc. built some of the earliest IBM PC compatible computers. PPC stood for portable pc and the device camre with a built in carrying handle on the back. A carrying case with shoulder strap was also available. The base model, weighing 28 lbs., used an 8088 CPU. It had 256kb of RAM, one 5 ¼ floppy disk drive, four expansion slots, an integral 9-inch monochrome display screen, a standard keyboard, a RS-232C serial port and a parallel port. The display screen had 16 x16 pixel characters and super-resolution 640x325 pixel graphics – nearly twice the resolution of IBM PC models at that time. The retail price in 1983 was $2,395.
label: Description
content: Corona Data Systems Inc. built and sold IBM compatible PCs under their name as well as under the names Olivetti, Sperry Univac, and Phillips.
label: Description
content: See related objects 2017.3041.01-.03
label: Location
content: Currently not on view
place: label: place made
content: Korea
topic: label: Subject
content: Computers
setName: label: See more items in
content: Medicine and Science: Computers
label: See more items in
content: Computers & Business Machines
creditLine: label: Credit Line
content: Gift of Kenneth A. Pajewski
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2017.0086.01
label: accession number
content: 2017.0086
label: catalog number
content: 2017.0086.01
objectType: label: Object Name
content: microcomputer
physicalDescription: label: Physical Description
content: plastic (overall material)
label: Physical Description
content: metal (overall material)
label: Measurements
content: overall: 22 cm x 55.5 cm x 51 cm; 8 21/32 in x 21 27/32 in x 20 3/32 in