Recent Projects

A lab power supply that fits in your pocket

Ampisu

Goal of the project is to develop and build a homebrew 16 bit relay computer

Homebrew 16 bit relay computer

Experimental high-wing kit aircraft project with composite fuselage, metal wings, and thermoplastic manufacturing concepts

Sinbad – high-wing composite kit aircraft

rusb-pd is a modification for the frg7700 receiver allowing you to power your radio with a usb-pd compatible charger

Radio USB-PD

This is my own spin on the E202 VLF receiver design

VLF receiver

A home plant watering device based on a simple 8-pin PIC microcontroller and 74HC chips.

Home Plant Watering System Based on the PIC10F202

robert-gawron Robert Gawron

Play your favorite songs using a custom mini electronic keyboard that lights up the notes!

Mini Piano Tutor

ritali-jain Ritali Jain

Simple cue light system for the stage manager to signal crew and actors.

Theater Cue Lights

An 8th grader designing and building a real 8-bit CPU from scratch using custom architecture and discrete logic.

Custom 8-Bit CPU from TTL chips

bohan-xu Bohan Xu

CS12

Building a Raspberry Pi-powered self-balancing robot.

CS12: Self-Balancing Robot

Professional air quality monitor with Sensirion sensors, 4.3" touch display, and local Home Assistant integration. No soldering required.

Project Aura — Open-Source ESP32 Air Quality

XiAleste Next is an 8-bit home computer, which is compatible with software for the Amstrad CPC6128 released on 13 June 1985

XiAleste

A Speech Synthesizer, SID Soundcard, and MIDI IN Realtime SID+AY Synthesizer for the Amstrad CPC!

Speak&SID CPC

michael-wessel Michael Wessel

An isolated firmware debugging probe

Grapple Probe

jonathan-herbst Jonathan Herbst

"Steppers for EV traction? Think again. Breaking myths with FOC-driven agriculture robots."

Autonomous Offroad Carrier: FOC is Breaking Myths

herbert herbert