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Silicon die analysis: inside an op amp with interesting “butterfly” transistors (righto.com)
109 points by tubetime 25 days ago | past | web | 39 comments
Inside the 76477 Space Invaders sound effect chip (righto.com)
151 points by reportingsjr 60 days ago | past | web | 29 comments
Bitcoins the hard way: Using the raw Bitcoin protocol (2014) (righto.com)
2 points by walterbell 75 days ago | past | web
Solving FizzBuzz by generating raw video with an FPGA (righto.com)
3 points by zdw 3 months ago | past | web
A 1970s disk drive that wouldn't seek: getting our Xerox Alto running again (righto.com)
2 points by eaguyhn 3 months ago | past | web
A 1970s disk drive that wouldn't seek: getting our Xerox Alto running again (righto.com)
6 points by robin_reala 3 months ago | past | web
Reading a VGA monitor's configuration data with I2C and a PocketBeagle (righto.com)
121 points by robin_reala 3 months ago | past | web | 24 comments
Implementing FizzBuzz on an FPGA (righto.com)
261 points by jf 4 months ago | past | web | 60 comments
Repairing the card reader for a 1960s mainframe: cams, relays and a clutch (righto.com)
140 points by zdw 5 months ago | past | web | 65 comments
IBM mainframe tube module part II: Powering up and using a 1950s key debouncer (righto.com)
88 points by robin_reala 6 months ago | past | web | 25 comments
Xerox Alto's 3 Mb/s Ethernet: Building a Gateway with a BeagleBone (righto.com)
153 points by jf 6 months ago | past | web | 43 comments
Inside the ubiquitous 741 op amp (righto.com)
1 point by brian-armstrong 6 months ago | past | web
An 8-tube module from a 1954 IBM 705 mainframe: it's a key debouncer (righto.com)
137 points by fanf2 6 months ago | past | web | 56 comments
Xerox Alto zero-day: cracking disk password protection on a 45 year old system (righto.com)
240 points by jjwiseman 6 months ago | past | web | 64 comments
Inside the Ubiquitous 741 Op Amp (righto.com)
5 points by brian-armstrong 6 months ago | past | web
Repairing a 1960s mainframe: Fixing the IBM 1401's core memory and power supply (righto.com)
145 points by fernly 6 months ago | past | web | 18 comments
Repairing a 1960s-era IBM keypunch: controlled by mechanical tabs and bars (righto.com)
23 points by sohkamyung 7 months ago | past | web | 6 comments
Lacking safety features, cheap MacBook chargers create big sparks (righto.com)
4 points by prando 7 months ago | past | web
Mining Bitcoin with pencil and paper: 0.67 hashes per day (2014) (righto.com)
642 points by dvt 7 months ago | past | web | 156 comments
Creating a Christmas card on a vintage IBM 1401 mainframe (righto.com)
4 points by ingve 7 months ago | past | web | 1 comment
Creating a Christmas card on a vintage IBM 1401 mainframe (righto.com)
2 points by frostmatthew 7 months ago | past | web
Creating a Christmas card on a vintage IBM 1401 mainframe (righto.com)
2 points by robin_reala 7 months ago | past | web
Creating a Christmas card on a vintage IBM 1401 mainframe (righto.com)
84 points by sohkamyung 7 months ago | past | web | 20 comments
Decoding an air conditioner control's checksum with differential cryptanalysis (righto.com)
174 points by kogir 7 months ago | past | web | 13 comments
Bitcoin mining on a 55 year old IBM 1401 mainframe: 80 seconds per hash (righto.com)
3 points by bhartzer 7 months ago | past | web
Reversing Sinclair's amazing 1974 calculator hack – half the ROM of the HP-35 (righto.com)
1 point by curtis 7 months ago | past | web
Hands-on with the PocketBeagle: a $25 Linux computer with lots of I/O pins (righto.com)
208 points by kens 7 months ago | past | web | 64 comments
Fixing the Ethernet Board from a Vintage Xerox Alto (righto.com)
138 points by mkeeter 8 months ago | past | web | 29 comments
Living cells are very fast and crowded places (2012) (righto.com)
205 points by manigandham 8 months ago | past | web | 79 comments
Identifying the “Early IBM Computer” in a Twitter Photo (righto.com)
88 points by stablemap 8 months ago | past | web | 46 comments
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