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Projects Keith likes and follows

131
131
2
A lightweight OS, line editor, and assemblers for the SBC-85 system
Project Owner Contributor

An OS and SW Tools For The SBC-85

denverDenver

7.8k
52
66
Replace your old 78xx voltage regulators with this much more efficient pin-compatible buck converter.
Project Owner Contributor

78xx Replacement

stefan-wagnerStefan Wagner

16.7k
49
54
No LightScribe, no LabelTag. No hardware hacks or gimmicks. A regular CD-RW drive and a regular compact disk.
Project Owner Contributor

Burning Pictures on a Compact Disc Surface

arduinocelentanoarduinocelentano

3.7k
38
38
Earring with 16 addressable LEDs (WS2812B-2020) and rechargeable coin cell battery.
Project Owner Contributor

WS2812B (Neopixel) Earring

maketveemakeTVee

4.2k
35
50
An analog computer for solving sets of Lorenz attractor differential equations
Project Owner Contributor

Analog Lorenz Attractor Computer

cheeennppCheeenNPP

2k
24
17
Recreating boards for those old computers, and improve on them
Project Owner Contributor

PDP-11/70 replica

sxpertsxpert

8.8k
21
27
Simple, inexpensive bird feeder that dispenses peanuts in exchange for dropping stuff in a hole. A vending machine for clever birds.
Project Owner Contributor

Vending Machine for Birds

stephen-chaseyStephen Chasey

1.6k
17
20
The MCL65 is a cycle accurate microsequencer-based FPGA core which can be used as a drop-in replacement for the MOS 6502
Project Owner Contributor

MCL65 - Cycle Accurate MOS 6502 FPGA Core

ted-friedTed Fried

198
17
5
A nixie clock with Dalibor Farny's beautiful R|Z568M Nixie tubes
Project Owner Contributor

Yet another Nixie Clock

sebastianSebastian

1.9k
16
16
Real 3D-shape display using glowing air-bubbles in liquid. Watching the bubbles rising slowly makes me feel something to relaxed.
Project Owner Contributor

Glowing Air-Bubble 3D display

yukioshinodaYukioShinoda

1.7k
16
18
A retro-microcomputer in a micro-package. Learn from the ground up, just like the pioneers. Has monitor editor assembler BASIC FORTH LISP...
Project Owner Contributor

1802 MemberChip Card

lee-hartLee Hart

656
10
8
A running hardware implementation of the AGC, block II using TTL chips.
Project Owner Contributor

Apollo Guidance Computer

wglasfordwglasford

122
8
9
Making an obsolete board with no documents usable again
Project Owner Contributor

Reverse Engineering an old VMEBus CPU Board

bharbourBharbour

1.8k
7
5
Having burned two ZX8301 chips in the last years was a motive to make a cpld based replacement for the QL ZX8301 ULA.
Project Owner Contributor

ZX8301 replacement for Sinclair QL

leonLeon

586
4
5
A tribute to 1980's Battlezone. The game's demo mode on an Arduino+LCD, using the same techniques I used for ElitePetite.
Project Owner Contributor

LittleZone

mark-wilsonMark Wilson

371
4
4
Write to Z80 memory without any special feature on board or firmware.
Project Owner Contributor

Z80 CPU Bus Access

fjkraanfjkraan

1.2k
3
6
Easy way to upgrade your 80C32/8052AH-BASIC single-board computer into a VHDL based 8052AH-BASIC using a FPGA without a device programmer!
Project Owner Contributor

8052AH-BASIC single-board computer

mit41301mit41301

208
2
1
A modern-retro computer based on the Z80.
Project Owner Contributor

Zara80

trevor-rh-clarkeTrevor R.H. Clarke

328
2
6
A PAL-compatible display for the Microprofessor MPF-IB and MFP-IPlus
Project Owner Contributor

Remake VIDEO-MPF-I

fjkraanfjkraan

180
0
1
My take on a highly integrated, Motorola 68000 based "single" board computer.
Project Owner Contributor

COMET68k

tomTom

242
0
3
Basically an Arduino Uno/Nano combined with a boost converter, high voltage serial shift registers, and I2C RTC to experiment with VFD tubes
Project Owner Contributor

VFD Experimenter

sjm4306sjm4306

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