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Projects Andrew Starr likes and follows

3.8k
2.5k
33
Bringing a vintage DIY binary counting computer back to life
Project Owner Contributor

Restoring the TRANSBINIAC computer

johnJohn

3.1k
1.5k
36
A relay computer on hat rails Big loud relays, Turing complete, NO f**king diodes
Project Owner Contributor

Relay Computer

paul-kocylaPaul Kocyla

8k
731
60
Examining the neural activity of dragonfly predatory behavior to discover the mechanics of its highly accurate prey capture
Project Owner Contributor

The Dragonfly: Nature's Guided Missile

patricia-aguiarPatricia Aguiar

150k
645
547
Always jealous of people who could afford big Nixie Tubes, I rolled my own alternative with WS2812Bs and laser cutting!
Project Owner Contributor

"Lixie", an LED alternative to the Nixie Tube

lixie-labsLixie Labs

227
559
3
MIDI controller using capacitive sensors as "holes" of a flute and an air flow sensor to measure air flow through a mouth piece.
Project Owner Contributor

Electric Flute

jussi-salinJussi Salin

37.2k
550
195
A digital clock built with Diode-Diode Logic (DDL), a quirky new logic family using only common diodes and passive components.
Project Owner Contributor

The Diode Clock

ted-yapoTed Yapo

90k
306
269
Just because! A home computer without microprocessor
Project Owner Contributor

Gigatron TTL microcomputer

marcel-van-kervinckMarcel van Kervinck

62.1k
203
150
Creating the world's first 32bit homebrew CPU using 74' series logic.
Project Owner Contributor

World's first 32bit Homebrew CPU

phil-wrightPhil Wright

24.8k
194
52
I HAD to finally do this basic "exercice de style" in digital electronics, using some hundreds of transistors and diodes...
Project Owner Contributor

Yet Another (Discrete) Clock

yann-guidon-ygdesYann Guidon / YGDES

8k
80
78
A minimal 8 bit TTL CPU using 1970s technology
Project Owner Contributor

Weird CPU

agpcooperagp.cooper

9.9k
79
67
Scientific calculator with a brain built out of relays.
Project Owner Contributor

RISC Relay CPU

roelhroelh

9.2k
66
59
A discrete-logic CPU that fits on a prototype board, and is able to run complex C programs, all without microcode.
Project Owner Contributor

Microcode-less TTL CPU

szoftveresSzoftveres

8.9k
60
41
A breadboard-able computer which uses only a single instruction - MOVE
Project Owner Contributor

One-instruction TTL Computer

justin-davisJustin Davis

14.2k
45
43
Let's imagine I could get about 200 SPDT relays. Of course I would know what to do with them :-D But will 200 be enough ?
Project Owner Contributor

SPDT16: 16-bits arithmetic unit with relays

yann-guidon-ygdesYann Guidon / YGDES

9.2k
44
56
Ridicule doesn't kill but HV does. I hope to avoid both while using some 1Ж29Б-В and 6Н21Б
Project Owner Contributor

Hot logic

yann-guidon-ygdesYann Guidon / YGDES

4.2k
39
38
SpaceMonkeyEngineering : Minimal Instruction Set Computer : MK-II
Project Owner Contributor

MISC MK-II

0xcafeaffe0xCAFEAFFE

3.4k
39
37
An 8-states Turing machine with 2 tapes, made using basic electronic components
Project Owner Contributor

A two tapes Turing machine

olivier-bailleuxOlivier Bailleux

1.8k
25
30
This homebrew 4-bits computer is made of nands, diodes, transistors and passive components. Its program is encoded by LEDs.
Project Owner Contributor

The Nand 565: a computer programmed by LEDs

olivier-bailleuxOlivier Bailleux

20.8k
22
21
A retro version of Yet Another (Discrete) Clock, with vintage parts
Project Owner Contributor

Clockwork germanium

yann-guidon-ygdesYann Guidon / YGDES

1.9k
11
6
Simulating the functionality of memristors using off-the-shelf parts to form a neural network crossbar array
Project Owner Contributor

Memristor Simulator for a Neural Network

justin-davisJustin Davis

515
3
10
Many different kinds of insect design
Project Owner Contributor

Insect pcb design

celiacelia

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