Hacker News
- The transparent chip inside a vintage Hewlett-Packard floppy drive https://www.righto.com/2023/12/HP-silicon-on-sapphire-phi-chip.html 45 comments
- Inside the 8086 processor's instruction prefetch circuitry https://www.righto.com/2023/01/inside-8086-processors-instruction.html 39 comments
- Reverse-engineering the waveform generator in a 1969 breadboard https://www.righto.com/2022/03/reverse-engineering-waveform-generator.html 27 comments
- A look inside the chips that powered the landmark Polaroid SX-70 instant camera https://www.righto.com/2022/02/a-look-inside-chips-that-powered.html 46 comments
- Reverse-engineering a vintage comparator chip http://www.righto.com/2021/04/reverse-engineering-vintage-comparator.html 10 comments
- Reverse-engineering a vintage comparator chip https://www.righto.com/2021/04/reverse-engineering-vintage-comparator.html 3 comments
- TROS: How IBM mainframes stored microcode in transformers (2019) http://www.righto.com/2019/11/tros-how-ibm-mainframes-stored.html 28 comments
- Reverse-engineering the Intel 8086's instruction register http://www.righto.com/2020/08/latches-inside-reverse-engineering.html 55 comments
- Reverse engineering the 76477 “Space Invaders” sound chip from die photos (2017) http://www.righto.com/2017/04/reverse-engineering-76477-space.html 19 comments
- Understanding and repairing the power supply from a 1969 analog computer http://www.righto.com/2019/11/understanding-and-repairing-power.html 12 comments
- An 8-tube module from a 1954 IBM 705 mainframe: it's a key debouncer http://www.righto.com/2018/01/examining-1954-ibm-mainframes-pluggable.html 56 comments
- How I added 6 characters to Unicode (and you can too) http://www.righto.com/2016/10/inspired-by-hn-comment-four-half-star.html 65 comments
Lobsters
- Xerox Alto zero-day: cracking disk password protection on a 45 year old system http://www.righto.com/2018/01/xerox-alto-zero-day-cracking-disk.html 5 comments reversing , security
- The Xerox Alto, Smalltalk, and rewriting a running GUI http://www.righto.com/2017/10/the-xerox-alto-smalltalk-and-rewriting.html 3 comments historical , programming
- Improvements to the Xerox Alto Mandelbrot drop runtime from 1 hour to 9 minutes http://www.righto.com/2017/06/improvements-to-xerox-alto-mandelbrot.html 3 comments hardware , historical , performance , programming
- Macbook charger teardown: The surprising complexity inside Apple's power adapter http://www.righto.com/2015/11/macbook-charger-teardown-surprising.html 2 comments hardware
- Yamaha DX7 chip reverse-engineering, part 4: how algorithms are implemented http://www.righto.com/2021/12/yamaha-dx7-chip-reverse-engineering.html?m=1 4 comments reverseengineering
- Yamaha DX7 reverse-engineering, part III: Inside the log-sine ROM http://www.righto.com/2021/12/yamaha-dx7-reverse-engineering-part-iii.html?m=1 4 comments reverseengineering
- Reverse-engineering a vintage power supply chip from die photos http://www.righto.com/2021/08/reverse-engineering-vintage-power.html 5 comments reverseengineering
- A one-bit processor explained: reverse-engineering the vintage MC14500B http://www.righto.com/2021/02/a-one-bit-processor-explained-reverse.html?m=1 6 comments reverseengineering
- The core memory inside a Saturn V rocket's computer http://www.righto.com/2020/03/the-core-memory-inside-saturn-v-rockets.html 4 comments space
- The core memory inside a Saturn V rocket's computer http://www.righto.com/2020/03/the-core-memory-inside-saturn-v-rockets.html 5 comments space
- Inside the digital clock from a Soyuz spacecraft http://www.righto.com/2020/01/inside-digital-clock-from-soyuz.html 7 comments space
- IBM, sonic delay lines, and the history of the 80×24 display http://www.righto.com/2019/11/ibm-sonic-delay-lines-and-history-of.html 5 comments programming
- Reverse engineering the ARM1, ancestor of the iPhone's processor http://www.righto.com/2015/12/reverse-engineering-arm1-ancestor-of.html 3 comments programming
- The Xerox Alto, Smalltalk, and rewriting a running GUI http://www.righto.com/2017/10/the-xerox-alto-smalltalk-and-rewriting.html 18 comments programming
- Repairing a 1960s mainframe: Fixing the IBM 1401's core memory and power supply http://www.righto.com/2017/12/repairing-1960s-mainframe-fixing-ibm.html#fnref:aqw 7 comments technology
- Bitcoin mining on a 55 year old IBM 1401 mainframe: 80 seconds per hash http://www.righto.com/2015/05/bitcoin-mining-on-55-year-old-ibm-1401.html 12 comments linux
- Die photos and analysis of the 45 year old revolutionary 8008 microprocessor, the ancestor of the modern X86 CPU architecture http://www.righto.com/2016/12/die-photos-and-analysis-of_24.html 4 comments technology
- Die photos and analysis of the revolutionary 8008 microprocessor, 45 years old http://www.righto.com/2016/12/die-photos-and-analysis-of_24.html 22 comments hardware
- This guy mined bitcoin using pencil and paper. No computers. http://www.righto.com/2014/09/mining-bitcoin-with-pencil-and-paper.html 21 comments btc
- Counterfeit Macbook charger teardown: convincing outside but dangerous inside http://www.righto.com/2016/03/counterfeit-macbook-charger-teardown.html 3 comments technology
- Counting bits in hardware: more reverse engineering of the ARM1 processor http://www.righto.com/2016/01/counting-bits-in-hardware-reverse.html 3 comments electronics
- Macbook charger teardown: The surprising complexity inside Apple's power adapter http://www.righto.com/2015/11/macbook-charger-teardown-surprising.html 71 comments electronics
- Down to the silicon: how the Z80's registers are implemented http://www.righto.com/2014/10/how-z80s-registers-are-implemented-down.html 2 comments cpudesign
- Mining Bitcoin with pencil and paper: 0.67 hashes per day http://www.righto.com/2014/09/mining-bitcoin-with-pencil-and-paper.html 130 comments programming
- iPad charger teardown: pricey Apple quality versus a risky phony http://www.righto.com/2014/05/a-look-inside-ipad-chargers-pricey.html 6 comments technology
- The programming error that cost Mt Gox 2609 bitcoins in 2011 http://www.righto.com/2014/03/the-programming-error-that-cost-mt-gox.html 13 comments programming
- Ken Shirriff's blog: Bitcoins the hard way: Using the raw Bitcoin protocol http://www.righto.com/2014/02/bitcoins-hard-way-using-raw-bitcoin.html 11 comments programming
- How the Z80’s 4-bit ALU works http://www.righto.com/2013/09/the-z-80-has-4-bit-alu-heres-how-it.html 8 comments programming