Ken Shirriff's blog
Xerox Alto restoration, IC reverse engineering, chargers, and whatever
Understanding and repairing the power supply from a 1969 analog computer
›
We recently started restoring a vintage 1 analog computer. Unlike a digital computer that represents numbers with discrete binary values, a...
2 comments:
TROS: How IBM mainframes stored microcode in transformers
›
I recently came across a Transformer Read-Only Storage (TROS) module that stored microcode in an IBM System/360 mainframe computer. This unu...
5 comments:
IBM, sonic delay lines, and the history of the 80×24 display
›
What explains the popularity of terminals with 80×24 and 80×25 displays? A recent blog post " 80x25 " motivated me to investigate ...
12 comments:
›
Home
View web version