Recent Projects

Adapter board to use 16 pin I2C backpack on 0802 LCD

0802 LCD I2C Adapter

alastair-young Alastair Young

This is a shield for the Arduino MKR to provide multiple I2C ports for the new form factor. Supports Grove, 0.1" top, bottom and sideways.

Polymorphic I2C Shield for Arduino MKR

alastair-young Alastair Young

A retro-microcomputer in a micro-package. Learn from the ground up, just like the pioneers. Has monitor editor assembler BASIC FORTH LISP...

1802 MemberChip Card

lee-hart Lee Hart

Open Source Hardware GNU/Linux PowerPC Notebook project

OSHW GNU/Linux PowerPC Notebook

roberto-innocenti Roberto Innocenti

Popular Soviet germanium amplifier circuit of the AB 2-3W class from the 1970s

Simple classic Soviet amp from the 70's

osman-mazinov Osman Mazinov

A project to repair a Philips PM3310 digital storage oscilloscope with a faulty X amplifier chip - oq0017.

oq0017 repairing obsolescence

Protect is a series of high-quality DC Power Protection Modules designed for makers using the best eFuses and automotive power path ICs.

PROTECT Series: DC Power Management Modules

pn-labs PN Labs

Weatherstation with sensors, historic data storage in DB and display

Weatherstation

Rechargeable Harinezumi Case

Harinezumi Revival

The World's First Open USB-PD Development Platform

HummingKit

SRAM Emulator and SD Card Interface for Vintage Single Board Computers (such as the Heathkit ET-3400, Lab-Volt 6502, and Microprofessor)

PicoRAM Ultimate Rev. 2

michael-wessel Michael Wessel

turning my character into a working mouse

Whaley mouse

Yet another project trying to generate VGA signals using small avr mcu.

VGA with Arduino

A small portable and handy music sequencer built on Raspberry Pi Pico

Kuensa - A Handy Music Sequencer

The original idea behind this design was that when we can't keep an eye on the elderly or children, there's a risk of them falling.

Fall Detection Alert System — Ai-M61-32SU + MPU605

This is another camera body based on Raspberry Pi HQ Cam

Another camera JDC34

jacob-david-c-cunningham Jacob David C Cunningham