- arstechnica.com gadgets/2017/06/ibm-pc-history-…In February of 1978 IBM began working on its first microcomputer—and it still wasn't the IBM PC. It was a machine called the System/23 Datamaster.
- thoughtco.com history-of-the-ibm-pc-1991408The year is 1980 and IBM representatives meet in secret with Bill Gates to talk about an operating system for a hush-hush new personal computer, the IBM PC.
- oldcomputers.net ibm5150.htmlThe high quality (and very noisy) keyboard is the same as the IBM Datamaster, a business computer released earlier in the same year as the "PC".
- http://infolab.stanford.edu pub/voy/museum/pictures/…The IBM PC Model 5150 was originally introduced in August 1981. Price at Introduction: $1,995.00. Standard Memory: 16k bytes .
- dosdays.co.uk computers/IBM PC (5150)/ibm5150.phpIBM PC DOS Version 1.1 No software was supplied bundled with the IBM PC, but a number of applications were available from IBM at launch, including
- winworldpc.com product/pc-dos/1xVersions of PC-DOS paralleled that of MS-DOS up until version 6.1, where PC-DOS was independently maintained by IBM up until 7.1, the last version.
- nedir.biz.tr ibm-pc-nedir.html1981 yılında Apple’in kişisel bilgisayar(Personal Computer=PC) satışlarındaki başarısı IBM firmasını da bu rekabete girmeye mecbur bıraktı ve IBM 1981 yılında IBM...
- intellect.ml ibm-pc-history-2014Thus, the expensive modification of the IBM PC was created for business (where, by the way, it became quite widespread), and cheaper for the home.
- cnet.com Tech Industry How IBM's 5150 PC shaped the computer industryOne of the original marketing photos for the IBM 5150, the landmark personal computer that ushered in the PC revolution IBM.
- en.namu.wiki w/IBM PCIBM PC has built-in CGA by default, and MDA can be selected for business use . Correspondingly, there were two types of monitors .