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Dr. Hugo Holden's Electronics page edit / delete
"This website is dedicated to interesting and unusual electronics engineering projects in the field of radio receivers, transmitters, television and general electronics." Undersells itself quite a bit! There are some very detailed and well-written articles here about radio and TV restoration, and a few on test equiment and the Sol-20 computer.
to electronics radio retrocomputing retrotech sol-20 test-equipment tv ... on 25 March 2021
Acorn System Computers Website edit / delete
Chris Oddy's very comprehensive early Acorn site. Includes pictures of most of the original parts, and designs for replicas of most of the boards too.
to 6502 acorn electronics retrocomputing ... on 25 March 2021
BTI Computer Systems History edit / delete
Small vendor of timesharing minicomputers in the 70s and 80s. Quite a bit of detail about the BTI-8000 architecture, which sounds like a pretty interesting machine (and which seems not to have a lot of surviving software).
to architecture bti retrocomputing timesharing ... on 20 March 2021
PC532 & ET532 by Julian H. Stacey edit / delete
The early-90s homebrew machine, with a (fairly) recently revived mailing list.
to 32016 pc532 retrocomputing ... on 20 March 2021
Home · hoglet67/RGBtoHDMI Wiki edit / delete
"The RGBtoHDMI interface converts the "digital" RGB video signal from vintage computers like the BBC Micro or PC MDA/CGA/EGA to HDMI or DVI compatible with most modern TVs/Monitors. The interface comprises a Raspberry Pi Zero and a specially designed Hat containing a small CPLD."
to electronics raspberry-pi retrocomputing video ... on 31 December 2020
ETH-Bibliothek / Gebrauchsanweisung Z4. Bedienungsanweisung für Zuse Z4, verfasst am Institut für angewandte Mathematik der ETH Zürich, Sommersemester 1952 edit / delete
Manual for the Zuse Z4.
to retrocomputing z4 zuse ... on 24 September 2020
bsdimp/mk211bsd: Scripts to mechanically recover 2.11BSD and create a git repo of all the deltas to the 2.11 branch. edit / delete
"Scripts to mechanically recover 2.11BSD and create a git repo of all the deltas to the 2.11 branch."
to bsd git history pdp11 retrocomputing ... on 25 July 2020
A fairly comprehensive list of platforms that MAME does and doesn't emulate well, with recommendations for other emulators.
to emulation mame retrocomputing ... on 29 June 2020
The Analog Computer Museum / Das Analogrechnermuseum edit / delete
I no longer feel guilty about having too many old computers. There's a really good Omega Tau podcast episode touring this museum - loads of information about analogue computers.
to analogue retrocomputing retrotech ... on 29 June 2020
hperaza/RSX180: A RSX-11M-like multi-tasking OS for the Z180. edit / delete
"RSX180 is an Operating System for the Zilog Z180 CPU that is similar in look and feel to the old DEC's RSX-11M."
to dec retrocomputing rsx z180 zilog ... on 29 June 2020
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tasty by Adam Sampson.