https://www.cpu-world.com/forum/viewtopic.php?t=21226&start=195&postdays=0&postorder=asc&highlight=
Nov 232020
https://www.mortati.com/glusker/
http://madrona.ca/e/eec/sims/index.html
http://www.silab.it/frox/p101/
http://www.kompjutry.cz/kalkulackyceskoslovenske.html
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all images copyright Mark Glusker 1999 to 2005 – all rights reserved |
http://www.finetune.co.jp/~lyuka/interests/calc/pioneer/
PCB of the HP pioneer series calculators
Membrane switches
Key pad and back plate (with LCD)
Partial schematic of the HP 17BII/27S/42S
SEE ALSO
HP 42S memory upgrade and overclock
Pioneer “Observational Internals”, Paul J. Brogger
Copyright (c) HOSODA Takayuki. All rights reserved.
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