The LEET Pad is a miniature MIDI keyboard suitable for drums and effects. It is low cost, easy to build and compact in size. It has full color LED blinkenlights for playback visualization.
LEET Pad
LEET Chord
The LEET Chord is a MIDI keyboard that plays chords of your choice. It is easy to build, affordable and has vibrant RGB LED blinkenlights. Possibility to adjust number of notes, scale, tonic and root. It is perfect for chord progressions (I – V – vi – IV ;)
LEET Keyboard
The LEET keyboard is a modular & affordable ($6) MIDI keyboard for your favorite DAW.
This post describes how the keyboard works, how it was developed, what you need in order to build your own, and a step by step building instruction.
LEET Synthesizer
LEET is a stunning, modular & affordable ($6) MIDI synth for your favorite DAW.
I have designed a keyboard, drum pad, chord keyboard, arpeggiator and a step sequencer all with RGB LEDs for playback visualization.
They are easy to build and anyone with a 3D printer and basic soldering skills should be able to replicate them. Everything is open source and hacking is encouraged!
3DPCB Keyboard
Customizable 3d printed ortholinear keyboard with replaceable keycaps and QMK firmware.
Colourful Connected Clock
A thin, beautiful, full colour digital clock that always shows the correct time.
3DPCBoy – build your own handheld gaming platform
3DPCBoy is a cute handheld Arduboy compatible gaming device that cost around $10, is easy to build and fun to play with. You do not need to order/etch or mill a custom PCB – since it is using a 3D Printed Circuit Board.
Developing 3DPCB – 3D Printed Circuit Board with lots of potential.
Integrate electronics, circuit board and casing into one 3D printed part that can be replicated – easy, quick and cheap.
Cardiac – Recreating an educational paper computer from 1968
CARDIAC (CARDboard Illustrative Aid to Computation) is a learning aid to understand how a computer operates. Building it is easy and can either be done by hand or with a CNC knife.
Solving Roland MDX15/20 serial interface problems once and for all.
Arduino micro used as a serial proxy to translate modern software flow control to bit banged hardware flow control accepted by the dated MDX20 mill.