Nokia 5110 Communicator

USB-C Battery

DIY Youtube Music Player (QR + Raspberry PI)

MP3 DVD Player (Retro Homebrew ca. 2001)

Super 8 Camera Digital Conversion (using Raspberry Pi)

Digital Film Cartridge : How To Build The Device

Self-Charging Earbuds

Digital Film Cartridge: Q & A

Digital Film Cartridge for Analog Cameras (using Raspberry PI)

Cable Tie Weed Wacker

Windmill USB Phone Charger

Installing Linux into a 286 laptop from year 1989

Android 9 on a GSM phone from year 2000

R50 Valve guide problem

USB PD for TS100 soldering iron, DPS5005 power supply and power drill

Sending a teletype message with the soundcard of your PC (SEL Lo2000 teletype demonstration)

Smartpen Display module

Smartpen LEDs

TS100 Oscilloscope

3D printed Bluetooth low energy wall switch nRF51822

Visual odometry and accumulated stereo point cloud

Frsky telemetry overlay onto FPV video using wifibroadcast

Treetops HD FPV fun

FrSky OSD for wifibroadcast on raspberry pi

Getting used to FPV using wifibroadcast

First FPV only flight using wifibroadcast

Wifibroadcast transmitted video without antenna

FPV downstream (live) video of my quad

FPV H264 video broadcasted with 802.11 packets

Electric GO-Kart