If, as said, the Osborne 1 was neither the first portable computer nor the first laptop, why it is still considered a milestone in computer design? To make fun of Osborne’s size and weight (as I admittedly did at the beginning of this article) is certainly funny, today. Photo: MrMartin Computer Museum (see references), A screenshot of the CM/M interface and a close-up view of an OC1; photos by wlef70. Osborne 1. The Osborne effect is a business term of customers stopping buying the current product as a drawback of a company announcing a future product prematurely. or Best Offer +$99.95 shipping. The keyboard doubled as the bottom of the cabinet and its handle made it possible to carry with one arm. The Osborne 1 was the first commercially successful portable microcomputer, released on April 3, 1981, by Osborne Computer Corporation. ;8. And indeed the guy carrying his Osborne 1 “portable” microcomputer in this advertisement must have had a very trained arm to swing the over 24 pounds of plastic, metal, and silicon of the Osborne with a smile. Douglas Engelbart and Bill English, co-inventors of the computer mouse and developers of hypertext, computer networks and the graphical user interface (GUI). Osborne 1 Early 1981 Computer Serial # A03979 First Portable PC - Powers On RARE. Two other interesting articles with images can be found at: Adam Osborne, along with Lee Felsenstein and others, created the Osborne 1 as the worlds first production "portable" computer.. One of the innovations of the machine was that it came ready to use, with the OS and productivity software included in the purchase price. This computer was manufactured from 1981 to 1983 by Osborne Computer Corporation. $299.00. Perhaps the first portable (?) This is evident, for example, from its all-in-one concept, the briefcase-style body, as well as from the use of ABS plastic to reduce the computer weight as much as possible and to provide some kind of shock-resistance to it (the company also tested a metal case, but found it too expensive). Although technically, there were a few other "portable" machines which came before it (for example, the IBM 5100, which cost $20,000, and ran an IBM proprietary system), the Osborne was the first portable CP/M system, and the first "affordable" portable computer. The first portable PC – The Osborne 1 The Osborne 1 was developed by Adam Osborne and designed by Lee Felsenstein. Help support the museum by buying from the museum shop, Tel : +44 (0) 1223 214446Donations: collection@computinghistory.org.ukOther Email: admin@computinghistory.org.uk. This is a brief overview and a demo of the Osborne I portable computer. We're hoping to re-open in the next few months ... fingers crossed! The machine was based on classic Z80-CP/M architecture, with a 4MHz Zilog Z80 processor and 64KB of RAM, and was bundled with a comprehensive software pack which included a word processor, a database, and a spreadsheet. The Osborne 1 was the word's first self-contained portable personal computer. In 1981, Adam Osborne produced what is generally considered to be the first truly portable computer. For example, look at how much room only 64KB of RAM took up those days. Watch; S p o n s o r e d. ... Vtg Osborne 1 One Portable Micro Computer, OCC1 w Double Density Disk Controller. COVID kept the museum closed for much of the year and a mains water pipe bursting causing a flood kept us closed for the rest. The company had early success with the design and went public but later due to small screen sizes and other devices being released found trouble selling the Osborne. Osborne! Since opening at the end of 2013, over 5,000 children have visited the Centre. * The street price of the 64KB version of the IBM 5100 was $19,975 in 1975, some $90,000 in today’s dollars, A complete technical analysis of the Osborne 1 by Rik Myslewski is available at: Cruising on Wikipedia I came across the first portable computer aka a wannabe laptop, the Osborne 1. However, it did not include a battery and required plugging in to a mains socket. http://oldcomputers.net/osborne-.html Osborne 1 Rare Early Computer Powers On Serial # A11270 Vtg First Portable PC.
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