| | ARM1 and Apple M1 Ultra at the same scale (twitter.com/kenshirriff) |
| 4 points by doomlaser on March 8, 2022 | past |
|
| | A look inside a high-speed, high-accuracy DAC chip from 1994 (twitter.com/kenshirriff) |
| 6 points by sohkamyung on Jan 21, 2022 | past |
|
| | Decap of a tiny chip that plays Christmas songs (twitter.com/kenshirriff) |
| 137 points by Eduard on Dec 19, 2021 | past | 40 comments |
|
| | ARM processors: how it started vs. how it's going (twitter.com/kenshirriff) |
| 3 points by agomez314 on Oct 18, 2021 | past |
|
| | Powering up an IBM I/O Tester for debugging System/360 peripherals from 1965 (twitter.com/kenshirriff) |
| 5 points by _Microft on Oct 17, 2021 | past |
|
| | Reverse-engineering the calculator code from photos (twitter.com/kenshirriff) |
| 3 points by EvgeniyZh on Sept 17, 2021 | past |
|
| | How did the Apollo astronauts communicate from Moon orbit? (twitter.com/kenshirriff) |
| 3 points by helsinkiandrew on June 27, 2021 | past |
|
| | Dissecting a 20-Watt Traveling Wave Tube Amplifier from Apollo (twitter.com/kenshirriff) |
| 5 points by hasheddan on June 26, 2021 | past | 2 comments |
|
| | Reverse Engineering the NASA Apollo Computer Buffer Unit (twitter.com/kenshirriff) |
| 3 points by hasheddan on June 16, 2021 | past |
|
| | IBM 1401's implemented pounds, shillings, and pence conversion math in hardware (twitter.com/kenshirriff) |
| 15 points by sohkamyung on Feb 24, 2021 | past |
|
| | Kens: IBM “technology sample kit” from 1986 (twitter.com/kenshirriff) |
| 8 points by jonah on Jan 5, 2021 | past |
|
| | Ken Shirriff: ARM1 processor compared to Apple's M1 processor (twitter.com/kenshirriff) |
| 32 points by sohkamyung on Nov 13, 2020 | past | 5 comments |
|
| | Counterfeit, non-functional, 8086 Chips being sold on eBay (twitter.com/kenshirriff) |
| 9 points by fortran77 on July 28, 2020 | past | 4 comments |
|
| | Patent for 6800 CPU includes a diagram of a Slushy Machine (twitter.com/kenshirriff) |
| 18 points by fortran77 on July 27, 2020 | past |
|
| | Uspto swapped diagrams for the patents of the 6800 and a slush maker (twitter.com/kenshirriff) |
| 3 points by sohkamyung on July 26, 2020 | past | 1 comment |
|
| | The Intel 8086 microprocessor was introduced 42 years ago (twitter.com/kenshirriff) |
| 4 points by mariuz on June 11, 2020 | past |
|
| | A 1976 National Semiconductor databook has a section titled “Floobydust” (twitter.com/kenshirriff) |
| 2 points by sohkamyung on April 29, 2020 | past |
|
| | I found an obscure political joke in the scan of a 1971 IBM logic block manual (twitter.com/kenshirriff) |
| 183 points by sohkamyung on April 12, 2020 | past | 73 comments |
|
| | Why did the 1982-era MCZ 2/60 desktop computer have an Exxon logo on it? (twitter.com/kenshirriff) |
| 70 points by ilamont on April 11, 2020 | past | 19 comments |
|
| | Radioactive Vacuum Tubes (twitter.com/kenshirriff) |
| 1 point by sohkamyung on Feb 10, 2020 | past |
|
| | A closeup of the floating point knob on the IBM 360/44 (twitter.com/kenshirriff) |
| 2 points by edward on April 24, 2019 | past |
|
| | Ken Shirriff: Committee accepted proposal to add the mask work symbol to Unicode (twitter.com/kenshirriff) |
| 2 points by sohkamyung on Jan 18, 2019 | past |
|
| | More MIPS R10K die photos (twitter.com/kenshirriff) |
| 4 points by mariuz on Dec 31, 2018 | past |
|
| | Xerox Alto's power consumption: 370W for computer, 60W for disk, 70W for CRT (twitter.com/kenshirriff) |
| 1 point by sohkamyung on Dec 21, 2017 | past |
|
