Submissions from righto.com

		Inside the Apollo “8-Ball” FDAI (Flight Director / Attitude Indicator) (righto.com)
		174 points by zdw 9 months ago \| past \| 40 comments
		The Xerox Alto, Smalltalk, and rewriting a running GUI (2017) (righto.com)
		124 points by rbanffy 9 months ago \| past \| 46 comments
		Cells are fast and crowded places (righto.com)
		6 points by jc_811 10 months ago \| past \| 3 comments
		Reverse engineering the 386 processor's prefetch queue circuitry (righto.com)
		170 points by todsacerdoti 10 months ago \| past \| 51 comments
		The complicated circuitry for the 386 processor's registers (righto.com)
		36 points by Tomte 11 months ago \| past \| 6 comments
		A tricky Commodore PET repair: tracking down 6 1/2 bad chips (righto.com)
		69 points by todsacerdoti 11 months ago \| past \| 24 comments
		Undocumented 8086 instructions, explained by the microcode (righto.com)
		3 points by thunderbong on April 2, 2025 \| past
		Undocumented 8086 instructions, explained by the microcode (righto.com)
		14 points by birdculture on April 1, 2025 \| past \| 3 comments
		Notes on the Pentium's microcode circuitry (righto.com)
		183 points by leotravis10 on March 31, 2025 \| past \| 32 comments
		A USB Interface to the "Mother of All Demos" Keyset (righto.com)
		321 points by zdw on March 23, 2025 \| past \| 86 comments
		The Pentium contains a complicated circuit to multiply by three (righto.com)
		374 points by Tomte on March 2, 2025 \| past \| 153 comments
		Two bits per transistor: high-density ROM in Intel's 8087 FPU (2018) (righto.com)
		5 points by Syonyk on Feb 24, 2025 \| past
		The Intel 1405: die photos of a shift register memory from 1970 (2014) (righto.com)
		2 points by redbell on Feb 6, 2025 \| past
		The origin and unexpected evolution of the word "mainframe" (righto.com)
		160 points by todsacerdoti on Feb 1, 2025 \| past \| 44 comments
		Risky line printer music on a vintage IBM mainframe (2019) (righto.com)
		4 points by CharlesW on Jan 24, 2025 \| past
		Interesting BiCMOS circuits in the Pentium, reverse-engineered (righto.com)
		57 points by DamonHD on Jan 21, 2025 \| past \| 14 comments
		Reverse-engineering a carry-lookahead adder in the Pentium (righto.com)
		69 points by DamonHD on Jan 18, 2025 \| past \| 14 comments
		The origin of the cargo cult metaphor (righto.com)
		291 points by zdw on Jan 12, 2025 \| past \| 678 comments
		Reverse Engineering the Constants in the Pentium FPU (righto.com)
		151 points by mef on Jan 5, 2025 \| past \| 23 comments
		555 timer teardown: inside the world's most popular IC (2016) (righto.com)
		6 points by wizardforhire on Jan 5, 2025 \| past
		Intel's $475M error: the silicon behind the Pentium division bug (righto.com)
		378 points by gslin on Dec 28, 2024 \| past \| 116 comments
		Mining Bitcoin with Pencil and Paper (2014) (righto.com)
		2 points by lispybanana on Dec 5, 2024 \| past
		Antenna Diodes in the Pentium Processor (righto.com)
		266 points by chmaynard on Nov 23, 2024 \| past \| 51 comments
		Apple iPhone Charger Teardown (2012) (righto.com)
		1 point by tosh on Nov 11, 2024 \| past
		Mining Bitcoin with pencil and paper: 0.67 hashes per day (2014) (righto.com)
		13 points by jakey_bakey on Oct 22, 2024 \| past \| 4 comments
		Wealth Distribution in the United States (righto.com)
		84 points by ssklash on Oct 9, 2024 \| past \| 120 comments
		The Globus INK: a mechanical navigation computer for Soviet spaceflight (2023) (righto.com)
		193 points by dangle1 on Oct 5, 2024 \| past \| 25 comments
		Reverse-engineering a three-axis attitude indicator from the F-4 fighter plane (righto.com)
		212 points by zdw on Sept 28, 2024 \| past \| 65 comments
		Inside a Ferroelectric RAM Chip (righto.com)
		141 points by chmaynard on Sept 23, 2024 \| past \| 74 comments
		The Pentium as a Navajo Weaving (righto.com)
		484 points by GavinAnderegg on Sept 1, 2024 \| past \| 84 comments
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