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ARITH-MATIC

Independent creator of beautifully engineered DIY electronic kits | 4-bit wrangler | two's complementor | http://arith-matic.com

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This user joined on 06/11/2017.

My Projects

The S1-AU Mk1 is a 4-bit arithmetic unit, designed to help you explore the guts of computing.

S1-AU Mk1: a 4-bit arithmetic unit

The Cambridge-1 features a 4-bit word size, 7400 series ICs galore and blinkenlights-a-plenty.

Cambridge-1: a 4-bit 7400 series based CPU

A beautifully engineered 4-bit arithmetic unit by ARITH-MATIC

S1-AU Mk1

Projects I Contribute To

Where DIY DIP/SSI/MSI CPU makers meet and discuss other TLA (three letters acronyms)

Hackaday TTLers

Yann Guidon / YGDES

Projects I Like & Follow

TRIADOR: The only ternary computer made for real in the past 50 years.

Homebrew ternary computer

Dmitry V. Sokolov

A minified replica of the Apple 1 computer

Apple 1 Mini

Ruud van Falier

The 2018 Hackaday Prize

JACA - Just Another CPU Again Homebrew CPU, starting by a simple POC 4-bit CPU on circuit simulator soft. (done), then 8-bit (in progress)

JACA 1 & 2 Homebrew Computer

A full-featured Motorola 68k retro computer, starring a 68010 running at 8MHz

rosco_m68k

The 2018 Hackaday Prize

A byte-wide stripped-down version of the YGREC16 architecture

YGREC8

Yann Guidon / YGDES

The 2018 Hackaday Prize

A PCB with one column per month, each has approximately thirty switches in series and one LED at the end. 367 Switches. Pure Madness.

Smaller Simone Giertz's Good Habit Tracker

A pocket sized recreation of a room filling computer from 1949

EDSAC In Your Pocket

DME is 16-bit custom CPU complete with a full software stack and a multi tasking operating system.

16-bit 'modern' homebrew CPU

An Educational Implementation of the Classic 74181 Arithmetic-Logic Unit

Mega-One-8-One

The successor of ELLO 2M

ELLO 3L Computer

My take on Ben Eater's breadboard computer

8-bit breadboard TTL CPU

Ruud van Falier

8-bit breadboard computer from 7400 series TTL ICs

ANDOR - 8-Bit Breadboard computer

TD4 CPU is a "4bit CPU that runs". It is very interesting for what can be done with so little.

TD4 CPU

An 8-states Turing machine with 2 tapes, made using basic electronic components

A two tapes Turing machine

Olivier Bailleux

16-bit computer system featuring a custom-designed CPU

LEO-1 Homebrew CPU

A 65c02 based homebrew computer

Steckschwein

I have a lot of random spare parts doing nothing and a need to make them do things...

Detritus, the 8-bit ... computer?

This is my fourth home brew CPU

CPU4

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Bits