Ken Shirriff's blog
Computer history, restoring vintage computers, IC reverse engineering, and whatever
Showing posts with label
ibm1401
.
Show all posts
Showing posts with label
ibm1401
.
Show all posts
Examining the core memory module inside a vintage IBM 1401 mainframe
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The IBM 1401 mainframe computer was announced in 1959 and by the mid-1960s had become the best-selling computer , extremely popular with me...
5 comments:
Bitcoin mining on a 55 year old IBM 1401 mainframe: 80 seconds per hash
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Could an IBM mainframe from the 1960s mine Bitcoin? The idea seemed crazy, so I decided to find out. I implemented the Bitcoin hash algorith...
36 comments:
12-minute Mandelbrot: fractals on a 50 year old IBM 1401 mainframe
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When I found out that the Computer History Museum has a working IBM 1401 computer [1] , I wondered if it could generate the Mandelbrot frac...
23 comments:
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