Showing posts with label computer history. Show all posts
Showing posts with label computer history. Show all posts
Tuesday, October 8, 2024

The Transistor that Changed the World -- the MOSFET

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Another great video from Asianometry.   My only quibble is that it kind of left unclear the differences between JFETs and MOSFETs.  After al...
2 comments:
Saturday, September 7, 2024

The Surprising Difficulty of Analog Circuit Chip Design -- AI to the Rescue?

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https://www.youtube.com/watch?v=lNypq1XuZRo Really interesting.  Why the design of the analog portions of chips is so much harder than t...
1 comment:
Sunday, May 26, 2024

A Really Cool Homebrew Computer

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Wow, very cool.  On Hack-A-Day this morning: https://hackaday.com/2024/05/26/homebrew-computer-from-the-ground-up/ It caught my eye because ...
1 comment:
Monday, February 5, 2024

"The Soul of a New Machine" -- Re-reading the Classic Book by Tracy Kidder

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This book is especially important to the SolderSmoke community because its title has led to one of the most important concepts in our commun...
6 comments:
Monday, January 29, 2024

The System Source Museum (Computers, Maryland)

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Thanks to my friend Bob KD4EBM for alerting me to this.  Bob provides some very useful background:  https://museum.syssrc.com/ (Just north o...
3 comments:
Wednesday, December 20, 2023

Computer Science is DOOMED Because Humans are Bad at Programming (Video)

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Wow, this video of Dr. Matt Welsh's presentation to the CS-50 class at Harvard really put the whole AI, large language model into perspe...
Monday, November 27, 2023

Video on Discovery and Restoration of the Apollo Guidance Computer

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I've probably posted before about CuriousMarc's efforts to restore the DSKY Apollo Guidance Computer.  But this Wall Street Journal ...
5 comments:
Sunday, October 29, 2023

Apollo Core Rope Memory -- CuriousMarc Takes it on (video)

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Here is another amazing Apollo video from CuriousMarc (AJ6JV).  Thanks to Bob KD4EBM for alerting me to this.  We have recently been discuss...
Wednesday, October 11, 2023

Sunburst and Luminary: Apollo "Rope" Memory, and other items of interest

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  Wow.  That is the method that they stored computer memory for the moon missions.  When they were satisfied with a program they would say i...
Monday, October 2, 2023

"Sunburst and Luminary" author Don Eyles was a Ham, a Hacker, and a user of Plywood who Understood Juju

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-- As a kid, Eyles took a summertime shop class with W4LRO.  Eyles himself went on to get his ham license -- he was K4ZHF and was active for...
2 comments:
Thursday, July 6, 2023

The TEK 465 'Scope Used to Create Pong and the Apple II

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Wow, this is almost enough to make me take another shot at repairing my TEK 465.    
2 comments:
Tuesday, June 13, 2023

How they Make Raspberry Pi 4 Single Board Computers

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So, if the Raspberry Pi is a key part of your new "homebrew" rig, how much of the rig did YOU actually build? 
3 comments:
Sunday, February 19, 2023

Antoine's Home Lab in Paris

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Another very interestng lab brought to us by CuriousMarc.    
Tuesday, January 31, 2023

Curious Marc's Lab and Workshop

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This is the guy who has done all the amazing videos on the Apollo communications systems.  And a lot more.  This look at his lab is inspirat...
Sunday, April 24, 2022

Back to the 1970's! Homebrew Keyboards! Don Lancaster's TV Typewriter

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Even though it is outside my normal analog comfort zone, I really liked this video.  Farhan sent it to me, along with this note:  ----------...
4 comments:
Thursday, April 7, 2022

The Vacuum Tube's Forgotten Rival: The Magnetic Amplifier

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The video above shows one application of the principal, but be sure to check out the IEEE article:   https://spectrum.ieee.org/the-vacuum-tu...
5 comments:
Saturday, January 1, 2022

An Interview with Paul Lutus (Audio)

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https://corecursive.com/remote-developer/ Thanks to Bob Scott KD4EBM for alerting us to this wonderful interview. 
1 comment:
Thursday, October 7, 2021

Another M^3: The Michigan Micro Mote

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Move over Michigan Mighty Mite and Mate for the Mighty Midget.   There's a new M^3 in town.  And it is SMALL.  Hack-A-Day had an article...
Friday, July 9, 2021

The Woz on Homebrewing and The Right to Repair

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There is a lot of wisdom and history in this Cameo video by Steve Wozniak.   Thanks to Chuck KE5SPY for alerting us to this.   Here a good B...
Sunday, September 6, 2020

Marc Verdiell Has The Knack

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Here is Marc Verdiell, the "Curious Marc" who repaired the Soyuz Clock (shown in yesterday's blog post).   Really cool.  M...