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Article #619826Re: 1956 -- circuit reliability book
From: c... Christian Brunschen
Date: Fri, 02 Feb 2018 00:06
Date: Fri, 02 Feb 2018 00:06
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In article <7a015de3-2b12-44e6...@googlegroups.com>, <tracym...@gmail.com> wrote: >On Saturday, January 27, 2018 at 4:02:56 PM UTC-5, Andreas Kohlbach wrote: >> Laser printing was known. At least HP and Apple had each one printer to >> sell by 1985. Thus IBM might have seen this coming around the same >> time. I suppose daisywheel sales went down in 1986 already, as lasers >> started flooding the market. > >Fun fact: When Apple started selling the original Laserwriter, it was >the most powerful computer in their catalog (it used a Motorola 68020 >IIRC). Per Wikipedia, the Laserwriter used a 68000, same as the Macintosh computer itself - but running at 12 MHz instead of the Macintosh's 7.8336 MHz (effectively 6 MHz), so effectively twice as fast. Of course, the Laserwriter runs a full PostScript interpreter, with bi-directional communication between computer and printer, so it was possible to use it as a coprocessor of sorts ... // Christian
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