Recent Projects

X/Y Plotter for high wattage UV LEDs to expose Cyanotype and other printing methods.

UV Paper Printer

Using base-emitter junction on NPN BJT transistor instead of NTC

Transistor instead of thermosensor? Sure!

aleksei-tertychnyi Aleksei Tertychnyi

My first attempt at writing an X-Windows graphics program

X-Windows graphics

BASIC Wires the House: BLE Sensors, MQTT, and a $7 Web Server — No SDK, No Cloud

Home Monitor using BASIC on ARM CPUs

Bruce Eisenhard

Polyphonic oscillator with spare parts and a $0.50 chip

Symple Synth

roni-bandini Roni Bandini

Sage is an experimental, open, and deliberately simple private AI that runs entirely on a Pi 4.

Hackable Private AI for Your Home Network

An open hardware bench tool that plugs into your CI: sensor sim, CAN, analog I/O, power control, and a Python SDK with pytest integration

BenchPod

edward-viaene Edward Viaene

A DIY optical instrument that exploits thin-film interference and projection for ambient lighting (without using any digital technology)

Maelstrom Lamp: Analogue Interference Light Art

michele-lorenzi Michele Lorenzi

A tiny FPGA-resident programmable sequencer that controls time and space directly

PTSG — Programmable Timing Sequence Generator

tsuneoohnaka Tsuneo.Ohnaka

A beginner made a typing practice device.

Haptic Touch Typing Trainer Using Vibrating Keys

cuprice cuprice

N64 Arcade Table with 4 Screens and Splitscreen Multiplayer. Custom arcade Controller with different control options.

N64 Splitscreen Arcade Table

florian.bednarz

Half-Cycle Precision Monitoring, Measurement & Protection for AC Voltage & Current | True-RMS, Mean, PK-to-PK | Dual Surge Protection

Half-Cycle Precision Power Monitoring Switch

alireza-noferesti Alireza Noferesti

I build a model railway controller using analog PWM & block detection with manual and automatic control, and I evaluated the passing siding.

Model Railway Controller using Analog PWM

mitsuru-yamada Mitsuru Yamada

Raspberry Pi Zero adapted for the IoT edge

Edgeberry Zero

sanne-spuq-santens Sanne 'SpuQ' Santens

An endeavor to replicate the early design of the eponymous toy fortress from the “Masters of the Universe” franchise.

The Castle Grayskull Prototype Project

An endeavor to replicate the early design of the eponymous toy vehicle from the “Masters of the Universe” franchise.

The Battle Ram Prototype Project