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Projects Andrew Starr likes and follows

14.8k
1.9k
138
My goal is a 4-bit CPU using recycled cardboard substrate and Diode Transistor Logic. This is an educational platform for me.
Project Owner Contributor

The Cardboard Computer - IO is my name

dr-cockroachDr. Cockroach

2.9k
1.9k
34
Bringing a vintage DIY binary counting computer back to life
Project Owner Contributor

Restoring the TRANSBINIAC computer

johnJohn

2.5k
1.5k
38
A relay computer on hat rails Big loud relays, Turing complete, NO f**king diodes
Project Owner Contributor

Relay Computer

paul-kocylaPaul Kocyla

7.5k
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

143.3k
636
541
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

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

33k
541
186
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

81.5k
302
263
Just because! A home computer without microprocessor
Project Owner Contributor

Gigatron TTL microcomputer

marcel-van-kervinckMarcel van Kervinck

59k
200
148
Creating the world's first 32bit homebrew CPU using 74' series logic.
Project Owner Contributor

World's first 32bit Homebrew CPU

phil-wrightPhil Wright

7.4k
77
74
A minimal 8 bit TTL CPU using 1970s technology
Project Owner Contributor

Weird CPU

agpcooperagp.cooper

7.9k
76
66
Scientific calculator with a brain built out of relays.
Project Owner Contributor

RISC Relay CPU

roelhroelh

8.2k
63
57
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

6.9k
61
42
A breadboard-able computer which uses only a single instruction - MOVE
Project Owner Contributor

One-instruction TTL Computer

justin-davisJustin Davis

11.9k
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

7.3k
44
57
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

3.9k
40
39
SpaceMonkeyEngineering : Minimal Instruction Set Computer : MK-II
Project Owner Contributor

MISC MK-II

0xcafeaffe0xCAFEAFFE

2.9k
38
36
An 8-states Turing machine with 2 tapes, made using basic electronic components
Project Owner Contributor

A two tapes Turing machine

olivier-bailleuxOlivier Bailleux

1.6k
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

16.5k
20
19
A retro version of Yet Another (Discrete) Clock, with vintage parts
Project Owner Contributor

Clockwork germanium

yann-guidon-ygdesYann Guidon / YGDES

1.3k
9
4
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

283
3
10
Many different kinds of insect design
Project Owner Contributor

Insect pcb design

celiacelia

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