If you’ve heard of core rope memory, it will probably be in the context of vintage computing equipment such as Apollo-era NASA hardware. A string of magnetic cores and sense wires form a simp… ...

We’ve seen a few interesting magnetic core memories on these fine pages over the years, but we don’t recall seeing too many user programmable magnetic core memory devices. Thi ...

Douglas said. How that core rope memory was made is unthinkable today. After all those tests had shown the software was solid, the code was shipped off to a Raytheon facility in Waltham. There, a ...

advertisement 06-14-2019 TECH The guts of NASA’s pioneering Apollo computer were handwoven like a quilt Many of the tools that got us to the Moon had to be invented first.

On the night Apollo 11 landed on the moon 50 years ago Saturday, Barbara Bowe was supervising the third shift at Raytheon in Waltham, where she oversaw workers who wove by hand the core rope ...