Srimech.com

This is Jim MacArthur's site for mechanical computers, electronics and other projects.

Current projects

Millihertz 5 Mechanical Computer
2025-03-07

Arm-mounted CRT Raspberry Pi unit
2018-09-15

General mechanical logic
2017-09-16

Zeta toggle-switch computer
2015-04-11

Mechanical Turing Machine
2012-06-07

List of blog entries (by date)

Millihertz 5 Progress August 2022
2022-08-21

Millihertz 5 Progress April 2020
2020-04-10

Arm-mounted CRT Raspberry Pi unit
2018-09-15

Mechanical replica of the Manchester SSEM (Baby)
2018-05-10

Mechanical array logic
2017-09-16

Mechanical decoder logic
2017-06-25

Langton's Ant with Hexbugs
2017-01-08

Sliding plate logic gates
2015-09-29

AVR Minimus servo controller
2015-04-12

Zeta toggle-switch computer
2015-04-11

Rule 110 automaton, version 2
2014-07-29

Failed experiment: Water logic gates
2014-03-23

Grue detection t-shirts
2013-06-13

Error correction of the NPL time signal
2012-11-02

Simple, headphone-controlled phone robot
2012-08-13

More 2D Game demos
2012-08-12

Investigating Raspberry Pi performance problems
2012-07-18

2D Platform games with PyGame
2012-07-03

Exhibiting the Mk2 Turing machine
2012-06-07

Chorded keyboard for mobile phones
2012-06-07

Automating layout of laser-cut models
2012-03-15

Turing Machine and Maker Faire
2011-03-16

3D printed cellular automaton
2011-03-06

Turing machine preview video
2011-01-08

December machinery
2010-12-30

BigTrak + IGEP
2010-12-22

September progress on the Turing machine
2010-11-24

November Turing machine update
2010-11-24

Robot Hackday success
2010-10-31

Fab Lab success
2010-07-31

Plans for a mechanical Turing machine
2010-07-31

Camping with dry ice
2010-07-30

Golf GTI shakedown
2009-12-15

Madlabs and Hackspaces
2009-12-15

Opening a WRT150N
2008-11-09

Electric pressure gauges
2008-11-09

Contact details

CV

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