About clones...


ET-57 / ET-58
ET-57	http://www.breatharian.eu/hw/et57/index.html
	http://www.breatharian.eu/hw/et57/index_en.html
ET-57M	http://www.breatharian.eu/hw/et57m/index.html
	http://www.breatharian.eu/hw/et57m/index_en.html
ET-58	http://www.breatharian.eu/hw/et58/index.html
	http://www.breatharian.eu/hw/et58/index_en.html
TI-58	http://www.breatharian.eu/hw/ti58/index.html
	http://www.breatharian.eu/hw/et58/index_en.html
TI-59	http://www.breatharian.eu/hw/ti59/index.html
	http://www.breatharian.eu/hw/ti59/index_en.html
ET-58 sur Pajenicko.cz	https://pajenicko.cz/programovatelny-kalkulator-et-58-stavebnice

User Manual
A4	ET-57_Manuel_FR_A4.pdf
	ET-57_Manual_EN_A4.pdf
	ET-58_User_Manual_EN_A4.pdf
A5	ET-57_Manuel_FR_A5.pdf
	ET-57_Manual_EN_A5.pdf
	ET58_User_Manual_FR_A5.pdf


DM
RPN calc proof of concept	http://www.youtube.com/watch?v=S6mDSIDlse8
SwissMicros	http://www.swissmicros.com/
DM11	http://www.swissmicros.com/product/dm11
DM12	http://www.swissmicros.com/product/dm12
DM15	http://www.swissmicros.com/product/dm15
DM16	http://www.swissmicros.com/product/dm16
DM11L	http://www.swissmicros.com/product/dm11l
DM12L	http://www.swissmicros.com/product/dm12l
DM15L	http://www.swissmicros.com/product/dm15l
DM16L	http://www.swissmicros.com/product/dm16l
DM41L	http://www.swissmicros.com/product/dm41l
DM32	http://www.swissmicros.com/product/model-dm32
DM42	http://www.swissmicros.com/product/dm42
DM41X	http://www.swissmicros.com/product/dm41x


PX
Alex Garza	http://www.ebay.fr/usr/alexgarza
Paxer	http://paxer.net/voyager/
Build yourself an HP-15C	http://jameltayeb.com/2022/07/04/build-yourself-an-hp-15c/
With This HP15C Emulator	http://hackaday.com/2021/08/31/calculate-like-its...
Build Your Own HP41C	http://hackaday.com/2021/11/24/build-your-own-hp41c/
Building The DIY HP41C	http://hackaday.com/2021/12/03/building-the-diy-hp41c-a-field-report/
Paxer PX-VOY	http://paxer.net/px-voy/
PX-VOY (Dual 16C/15C)	https://www.hpmuseum.org/forum/thread-23506.html


PX-41CX
PX-41CX	http://paxer.net/px41cx/
PX-41CX Utility	http://github.com/diemheych/px41cx-utility
PX-41CX Hex2Bmp	http://github.com/diemheych/px41cx-hex2bmp
Calculator Clique	https://youtube/BzJK0F3aNTQ
PX-41CX Customizer	https://paxer.net/px41cx/px41cx_util.html


WP
WP 34S Sourceforge	http://sourceforge.net/projects/wp34s/
WP 34S Owner's Manual	http://www.amazon.com/dp/153366238X
GitLab WP-43	https://gitlab.com/rpncalculators/wp43
WP-43 youtube	https://www.youtube.com/watch?v=gPzCMss_imE
WP-43 news...	https://forum.swissmicros.com/viewtopic.php?f=41&t=1816
C47/R47, WP43, WP34S...	https://forum.swissmicros.com/viewforum.php?f=41
SwissMicros Model R47...	https://www.swissmicros.com/product/model-r47
GitLab C47 wiki...	https://gitlab.com/h2x/c47-wiki/-/wikis/home

WP-43 simulator	https://gitlab.com/rpncalculators/wp43/-/releases
C47 simulator	https://www.47calc.com/download.html


M5Stack
M5 Stack Cardputer...	http://shop.m5stack.com/products/m5stack-cardputer-kit-w-m5stamps3
Digikey	http://www.digikey.fr/fr/supplier-centers/m5stack
Mouser	http://www.mouser.com/ProductDetail/M5Stack/...
GitHub 10LC...	http://github.com/riker2072/10LC
Forum HPmuseum	low cost 10C on ESP32-S3...
GitHub 32LC...	http://github.com/riker2072/32LC
Forum HPmuseum	low cost 32C on ESP32-S3...
GitHub 42LC...	http://github.com/riker2072/42LC

Introducing the ES...	https://www.hpmuseum.org/forum/thread-23993.html
GitHub 10ES...	http://github.com/riker2072/10ES
GitHub 32ES...	http://github.com/riker2072/32ES
GitHub 32ES+...	https://github.com/riker2072/32ESplus
GitHub 42ES...	http://github.com/riker2072/42ES
M5Stack PaperS3...	https://docs.m5stack.com/en/core/papers3


RPN-12xx
HHC 2018: Repurposing...	http://www.youtube.com/watch?v=mxwn67G2P60
Forum HP museum	https://archived.hpcalc.org/museumforum/showthread.php...
Forum HP museum	https://www.hpmuseum.org/forum/thread-4819.html
Eddie's Blog	http://edspi31415.blogspot.com/2018/10/rpn-1250...
User Manual
A4	RPN-1250_Manuel_FR_A4.pdf
	RPN-1250_Manual_EN_A4.pdf
A5	RPN-1250_Manuel_FR_A5.pdf
	RPN-1250_Manual_EN_A5.pdf


NP
Nonpareil Simulator	http://nonpareil.brouhaha.com/
Nonpareil for Windows	http://www.hpcalc.org/details/2814
Nonpareil Photos	http://www.flickr.com/photos/_brouhaha_/albums/72177720303041763
NP-41 RPN Calculator	http://hackaday.io/project/7256-np-41-rpn-calculator
NP-41 Calculator Build	http://hackaday.com/tag/nonpareil-high-fidelity-calculator-simulator/
NP-25 Calculator	http://hackaday.io/project/7306-np25-calculator

NP-41 proof	http://www.youtube.com/watch?v=Xxa54Q_8GdY
NP-41 Unit #1	http://www.youtube.com/watch?v=ubBOVUW3cz8
NP-41 Slim Prototype	http://www.youtube.com/watch?v=ziCriW_Zi7k
NP-41 ESD Testing	http//www.youtube.com/watch?v=YqXeBu8CcW8

NP-25 Microcode	http://www.youtube.com/watch?v=WwPM0slZro4
NP-25 Features	http://www.youtube.com/watch?v=0bu46mYKqck


NP-34
NP-34 emulator	https://www.hpmuseum.org/forum/thread-23764.html
Firmware NP-34...	https://github.com/simpleavr/NP34


Boards
KIM-1 [6502]
Kim-Uno	https://obsolescence.wixsite.com/obsolescence/kim-uno...
Kim-Uno	https://github.com/maxstrauch/kim-uno
ebay - retrobit4004	https://www.ebay.fr/itm/395132018996
ebay - C64mk2	https://www.ebay.fr/itm/188288162851
ebay - bart1175	https://www.ebay.fr/itm/168258565305

6502 Microprocessor Kit	https://kswichit.net/6502/6502.html
ebay - 6502 MP Kit	https://www.ebay.fr/itm/287322672206
Youtube - 6502 MP Kit	https://www.youtube.com/watch?v=bZR9VJ7ANfA

Github maksimKorzh KIM-1	https://github.com/maksimKorzh/KIM-1
KIM-1 Mobile	https://maksimkorzh.github.io/KIM-1/mobile.html
Youtube: Programming	https://www.youtube.com/watch?v=sDvMGnlIqUU&t=74s

MK-14 [SC/MP]
github Ardu14	https://github.com/dadecoza/Ardu14
Cambridge Mk14 in a PIC	https://www.budgetronics.eu/en/building-kits/cambridge-mk14...
Karen's Corner PIC14	https://techlib.com/area_50/Readers/Karen/micro.htm#PIC14

TM990/189 [TMS9900]
TMS9995 MP Kit	https://kswichit.net/9995/9995.html
ebay - TMS9995 MP Kit	https://www.ebay.fr/itm/287248164207

Better support with Firefox, SeaMonkey, Opera, Google Chrome
Use of JavaScript
Screen 1024x768 - colors 16 bit or more

Last update on 04 August 2026