Recent Projects

A watch using roman numbering system with just 17 LEDs.

17 O Clock

Hard- and Software for a position measurement sensor with a magnet and a magnetostrictive wire.

Magnetostrictive Position Sensor

florian-b Florian B.

Open-source and open-hardware custom scientific RPN calculator

OpenRPNCalc

anton-poluektov Anton Poluektov

A system designed to capture and collect energy from EMFs, now being refined to enhance circuit efficiency and output.

Ambient Energy Field Converter (AEFC)

rhea-rae Rhea Rae

A self contained portable AV Synthcard a More advanced version of my previous glitch card.

Portable AV Glitch Card Synth

neil-mundt Neil Mundt

Adding wireless connectivity to 20-year-old hardware

Bluetooth Minidisc

Teaching a lucky cat (maneki-neko 招き猫) to point at the International Space Station!

Uchūsashi-neko, the space-pointing lucky cat

Charlieplexed LEDs 3D-soldered together to make blinky platonic solids!

LED Polyhedron

Bicycle-powered road quality measuring and mapping

Dekoboko 凸凹

Displaying the time on 8x8 pixels.

Micro Word Clock

Easily document cables and wiring harnesses

WireViz

Recreating a small and updated version of the legendary 2-player trackball arcade game TEHKAN WORD CUP

MINI ARCADE TEHKAN WORLD CUP WITH TRACKBALLS 2P

My goal was to create an enhanced drop-in replacement for the ColecoVision that you can build at home using available components.

DIY ColecoVision

oliver-scholz Oliver Scholz

A full-featured Forth-based RTOS for ARM Cortex-M

zeptoforth

travis-bemann Travis Bemann

A log of upgrading and repairing my FFF 3D printers.

Printer Repair [gd0137]

kelvina kelvinA

OpenSpand is a ZX81 expansion cartridge based on an RP2350B chip. Like a ZXpand+ with extended functionality.

OpenSpand ZX81 expansion