What do you do with 1952 Whirlwind supercomputer? We recovered a Blackjack game from a Whirlwind tape. Al Kossow read the analog data on the tape, Len Shustek recovered the digital data, Guy Fedork...
2020-01-30 07:00:49 +0000 UTC View Post
When I saw the reel weird hub, I really wondered what kind of holding mechanism worked with that on the original drive. We asked the CHM archives to let us inspect the Raytheon drive we have. Littl...
2020-01-22 06:19:54 +0000 UTC View Post
I quickly made a centering hub for old Whirwind tape reels today. There is an ongoing CHM - MIT collaboration to retrieve data from Whirlwind, the 1950's mother of all supercomputers for which core...
2020-01-22 05:48:08 +0000 UTC View Post
A short video of another vintage Hewlett-Packard rescue from last Friday. Thanks to the more than 100 Patrons that joined in the last two days!
2020-01-20 06:09:37 +0000 UTC View Post
We got word of another semi-local stash of HP 1000 boards about to disappear for gold recovery. We (myself, Carl, Lyle and Bob) made an emergency trip to an unlikely place - a beautiful ranch in th...
2020-01-20 05:26:20 +0000 UTC View Post
Friden calculator enthusiasts, I have scanned the previously unavailable Friden manuals and uploaded them on my website. Take a peak at the incredible drawings!
Just in! Ken has released his first blog post on the Soyuz clock. He has pretty much figured out what each board does and why it has so many circuits:
Work has started on our new analog computer acquisition. There is very little doc about it, so we turned our reverse engineering expert loose on it.
2020-01-16 05:28:06 +0000 UTC View Post
Marcel has a JPL mystery module. Can you tell us what it is?
2020-01-16 05:20:57 +0000 UTC View Post
Look what generous subscriber John Lawson gave me! Huge high power vacuum tubes! He actually tests these as a semi professional hobby. These are the "rejects", so they don't work. But boy do they l...
2020-01-16 04:06:04 +0000 UTC View Post
I have been putting my CZUR scanner to good use, and uploaded the previously unavailable HP 2649 Development Manual on my website 2020-01-16 04:01:21 +0000 UTC View Post
Fighting to get the ASR33 tape punch going. I finally got it. On to the tape reader now.
2020-01-15 23:47:59 +0000 UTC View Post