top of page
Dr. Tõnis
Search


Thermal printer Camera
Simple Raspberry camera that utilizes a thermal printer

Dr. Tõnis
Dec 1, 20191 min read


USB charger with a timer
It is a USB charger that turn complacently off after 3.5 hours. After one presses the power button (the red one) a relay is turned ON and...

Dr. Tõnis
Nov 10, 20191 min read


Magic Wand
A simple 3d printed Magic Wand. The images are not very good, nevertheless the school children found it funny.

Dr. Tõnis
Nov 10, 20191 min read


Compact (+/-V) Rectangular Pulse Generator
For a small project, I needed a rectangular pulse generator that could generate positive and negative voltage pulses. These...

Dr. Tõnis
Oct 20, 20191 min read


RGB LED matrix
I was planning to build a 8x8x8 RGB LED matrix, however due to several complications only the half was finished. The frame is 3d printed...

Dr. Tõnis
Oct 20, 20191 min read
bottom of page