1831
Yamaha DX7 chip reverse-engineering, part 6: the control registers
The Yamaha DX7 digital synthesizer (1983) was the classic synthesizer in 1980s pop music. It uses a technique called FM synthesis to produ...
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History & Retro Computing
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1832
Ten Years of ThinkPadding
I’m the author of the title picture, and these are my ThinkPads. I’ve been very loyal to the ThinkPad brand for more than a decade. Until Lenovo sold me a lemon — ThinkPad X13 AMD. That event encouraged me to reflect on my loyalty. Which I did, and now I’m happy to share the results.
1833
Frank Rosenblatt's perceptron paved the way for AI 60 years too soon (2019)
As the Faculty of Computing and Information Science celebrates its 20th year, Frank Rosenblatt’s prescient research into artificial intelligence underscores Cornell’s pivotal role in computing history.
1834
How Japan saved Tokyo's rail network from collapse (part 1, 1945-1982)
The most consequential project in postwar Japanese rail history (not named Shinkansen)
1835
Yamaha DX7 chip reverse-engineering, part V: the output circuitry
The Yamaha DX7 digital synthesizer (1983) was the classic synthesizer in 1980s pop music. It uses a technique called FM synthesis to produ...
1836
Why are semi trucks in the US and Europe so different? (2018)
American and European semi-trucks are very different. You don‘t have to be a truck enthusiast or have brilliant understanding of the mechanical part of these machines to see that semi-trucks used in USA and Europe look very different. But why? Why different ideas about what the truck should look like prevailed in…
1837
Predicting the tide with an analog computer made from Lego
Didn't you ever wish your<br>computer understood you?
1838
Origin of the Bluetooth Name
About Us We all recognize the “Bluetooth” brand, but we take for granted its significance and how much it impacts our lives. From smartphones to headphones and beyond, we rely on Bluetooth technology…
1839
A short introduction to the undeciphered Aegean writing systems
Every so often a news article will make the rounds of the internet – or, for that matter, a paper will be published in an academic journal – presenting a new ‘decipherment’ …
1840
Hardy, Ramanujan and Taxi No. 1729
In his book Ramanujan: Twelve Lectures on Subjects Suggested by His Life and Work, G. H. Hardy tells this famous story: He could remember the idiosyncracies of numbers in an almost uncanny way. It …
1841
The Battle of Helm’s Deep, Part I: Bargaining for Goods at Helm’s Gate
Bret Devereaux (A Collection of Unmitigated Pedantry)2022133 points61 commentscited by 3History & Retro Computing details
This is the long-awaited first part of a series (I, II, III, IV, V, VI, VII. VIII) taking a historian’s look at the Battle of Helm’s Deep from both J.R.R. Tolkien’s The Two Towers…
1842
Latin as she is spoke: How classicists tricked themselves (2019)
How Classicists tricked themselves into not learning Latin well.
1843
1844
Rome: Decline and Fall? Part II: Institutions
Bret Devereaux (A Collection of Unmitigated Pedantry)2022225 points82 commentsHistory & Retro Computing details
This is the second of a three part (I, II, III) series tackling the complicated and still very much debated question of ‘how bad was the fall of Rome (in the West)?’ In the last part, w…
1845
Evolution of the elephant depiction throughout the middle ages
This tree diagram traces the evolution of the elephant depiction throughout the middle ages up to the age of enlightenment.
1846
The Banality of Genius: Notes on Peter Jackson's Get Back
A Special Edition of The Ruffian
1847
The Smart Modem
I think I've mentioned occasionally that various devices, mostly cellular modems, just use the Hayes or AT command set. Recently I obtained a GPS tracking device (made by Queclink) that is, interestingly, fully configured via the Hayes command set. It's an example of a somewhat newer trend of converging the…
1848
If Looks Could Kill
by Leonard Tramiel At one of the many computer trade shows over the years I had a really funny interaction with Bill Gates. I was doing demo...
1849
How much did a tunic cost in the Roman Empire? (2021)
If this isn't the famous robbery scene, from Arsenal MS. 5070 Boccaccio Decameron its as close as I can bother to get for a...
1850
How the Soviets put a lander on Venus
Surviving Hell
1851
Simulating the IBM 360/50 mainframe from its microcode
The IBM System/360 was a groundbreaking family of mainframe computers announced on April 7, 1964. System/360 was an extremely risky "bet-t...
1852
Reverse engineering the 1988 NeXT keyboard protocol
Summary : Steve Jobs's NeXT computer company made a keyboard in 1988. With no prior electronics experience, I tried to get it to work over USB. To do so, I had to go way deeper than I ever expected - all the way back over 100 years to broadcast radio standards from the 1920s. I learned tons and tons, and had a lot of…
1853
Silicon die teardown: a look inside an early 555 timer chip
If you've played around with electronic circuits, you probably know the 555 timer integrated circuit, 1 said to be the world's best-selli...
1854
Lessons from Seoul's controversial privatized subway line
A dive into Seoul Metro's Line 9
1855
Bell Labs Org Chart (1980)
I've always been curious about the story of Bell Labs – how it was formed, why it was successful, its challenges and struggles, innovation engine, people, its organizational structure, operations, and its legacy. The Idea Factory by Jon Gertner is an excellent albeit slightly inaccurate summary of what, how, and
1856
How bad is QWERTY, really? A review of the literature, such as it is
Texts on this and that.
1857
1858
Do svidaniya, Igor, and thank you for Nginx
With profound gratitude for his contributions to both F5 and the Internet at large, we announce that Igor Sysoev, author of NGINX and co-founder of NGINX, Inc., is retiring to spend time with friends and family and work on personal projects. Спасибо, Игорь.
1859
A CIA website was out of date about who runs the UK
A guest post from Tony Bowden about his efforts to build an open source dataset of world leaders inside of Wikidata, the structured-data version of Wikipedia.
1860
The Charisma Machine: The life, death, and legacy of One Laptop per Child
Winner, 2020 Best Information Science Book Award Winner, 2020 Sally Hacker Prize Winner, 2021 Computer History Museum Prize