Sponsor of the Day:
Jerkmate
https://www.curiousmarc.com/computing/hp-9825-scientific-computer
curiousmarc.com - HP 9825 Scientific Computer
Despite its unassuming calculator looks, the HP 9825 is a powerful 16 bit, all-in-one desktop scientific computer and instrument controller. Well, powerful for...
curiousmarchp9825scientificcomputer
https://www.curiousmarc.com/computing/ibm-1401-mainframe/ibm-1401-fortran-ii
curiousmarc.com - IBM 1401 FORTRAN II
The IBM 1401 compiles and runs FORTRAN II
curiousmarcibm1401fortranii
https://www.curiousmarc.com/instruments/hp-4957a-protocol-analyzer
curiousmarc.com - HP 4957A Protocol Analyzer
HP 4957A The HP 4957A is a serial protocol analyzer. It is the third generation of similar looking machines, starting with the 4951A in 1985, then the 4952A in...
protocol analyzercuriousmarchp
https://www.curiousmarc.com/r2-d2/marcduino-system/marcduino-software-reference/marcduino-command-reference/original-jedi-jawalite-reference
curiousmarc.com - Original JEDI JawaLite Reference
Here is Scott Gray's original JawaLite command set for the JEDI system (for reference only) General command format: xxTyyy xx = one or two digit destination...
curiousmarcoriginaljedireference
https://www.curiousmarc.com/r2-d2/r2-d2-on-youtube
curiousmarc.com - R2-D2 on YouTube
A selection of R2 videos from CuriousMarc's channel:
r2 d2curiousmarcyoutube
https://www.curiousmarc.com/home
curiousmarc.com
This is a companion site to my CuriousMarc YouTube Channel and my R2-D2 Build Log. On this site you'll find documentation and more information related to the...
curiousmarc
https://www.curiousmarc.com/computing/core-memory
curiousmarc.com - Core Memory
Ferrite Core Memory Ferrite core memory was the best way to make computer memory from the early 1950's to the mid 1970's. It is a fascinating technology that...
core memorycuriousmarc
https://www.curiousmarc.com/r2-d2/marcduino-system/marcduino-boards/marcduino-v1/connecting
curiousmarc.com - Connecting
This is the original connection diagram for v1 boards running v1 firmware. If you want to run v2 firmware (mostly to gain I2C functionality), use this...
curiousmarcconnecting
https://www.curiousmarc.com/computing/hp-85-draws-anime
curiousmarc.com - HP 85 Draws Anime
curiousmarchp85drawsanime
https://www.curiousmarc.com/r2-d2/marcduino-system/marcduino-boards
curiousmarc.com - MarcDuino Boards
The standard MarcDuino system uses two boards, a Master and a Slave (see the overview). The Master hooks up to the radio, 10 dome panel servos, the sound...
curiousmarcboards
https://www.curiousmarc.com/instruments/hp-8568b-spectrum-analyzer
curiousmarc.com - HP 8568B Spectrum Analyzer
HP 8568B Spectrum Analyzer and HP 8444A Tracker Generator In 1978, HP came up with an instrument that would represent a giant leap in spectrum analyzers, and...
spectrum analyzercuriousmarchp
https://www.curiousmarc.com/instruments/eskalab-spectrophotometer
curiousmarc.com - Eskalab Spectrophotometer
Smith Kline Eskalab Spectrophotometer This is an all-analog, early benchtop spetro-photometer for life sciences, part of the Eskalab family of prepared...
curiousmarcspectrophotometer
https://www.curiousmarc.com/r2-d2/marcduino-system/marcduino-boards/testing
curiousmarc.com - Testing
Testing the MarcDuino boards This page is mostly geared to the DIY MarcDuino v1, but most of it applies to other MarcDuino versions too. If the LED blinks 1...
curiousmarctesting
https://www.curiousmarc.com/doc-archive
curiousmarc.com - Doc Archive
Recovered Docs Here are various links to documentation I have recovered and scanned that does not naturally fit in my project pages.
curiousmarcdocarchive
https://www.curiousmarc.com/space/soyuz-clock-mechanical
curiousmarc.com - Soyuz Clock (Mechanical)
Soyuz Space Clock (Mechanical Version) After we restored our digital Soyuz Space Clock , collector Steve Jurvetson lent us the previous mechanical version of...
curiousmarcsoyuzclockmechanical
https://www.curiousmarc.com/r2-d2/marcduino-system/marcduino-boards/marcduino-v1/3d-printed-mounts
curiousmarc.com - 3D Printed Mounts
Member shmorgan has created mounts for the v1 boards that can be 3D printed. MarcDuino v1 mounting plate:
3d printedcuriousmarcmounts
https://www.curiousmarc.com/r2-d2/marcduino-system/marcduino-boards/marcduino-v1/materials
curiousmarc.com - Materials
The MarcDuino v1 is a DIY board. In most cases, you'll need to build two boards: a Master and a Slave. The two boards are identical. The only difference is the...
curiousmarcmaterials
https://www.curiousmarc.com/demos/art-photography
curiousmarc.com - Art Photography
art photographycuriousmarc
https://www.curiousmarc.com/r2-d2/marcduino-system/marcduino-boards/firmware-upload
curiousmarc.com - Firmware Upload
Choose which firmware file to install The procedure is mostly here for MarcDuino v1 boards The v1.5 and v2 come with the firmware pre-loaded,so you should not...
curiousmarcfirmwareupload
https://www.curiousmarc.com/instruments/tek-ps2521g-power-supply
curiousmarc.com - Tek PS2521G Power Supply
Tektronix PS2521G The TEK PS2521G is a great triple power supply. Almost. But here is how to make it perfect. The good: 3 supplies in one, digital, precise to...
power supplycuriousmarctek
https://www.curiousmarc.com/demos/friden-swt10-demo
curiousmarc.com - Friden SWT10 Demo
curiousmarcdemo
https://www.curiousmarc.com/
curiousmarc.com
This is a companion site to my CuriousMarc YouTube Channel and my R2-D2 Build Log. On this site you'll find documentation and more information related to the...
curiousmarc
https://www.curiousmarc.com/computing/hp-264x-terminals
curiousmarc.com - HP 264x Terminals
HP 264x Terminals Series Playlist:
curiousmarchpterminals
https://www.curiousmarc.com/r2-d2/cf-iii-sound-system
curiousmarc.com - CF-III Sound System
For my Droid sound, I use a CF-III sound system from ACS. The unit includes a FlashCard sound player, a good audio amplifier, and fully featured BASIC...
sound systemcuriousmarccfiii
https://www.curiousmarc.com/electro-mechanical
curiousmarc.com - Electro-Mechanical
restoration of fascinating devices from when mechanical engineers ruled the earth. The repairs are chronicled on the CuriousMarc YouTube channel. Here you will...
electro mechanicalcuriousmarc