We often hide the electronics in a box. And cases can be done well and nicely. But when our main interest is electronics then it is sad to hide it. That is way like to do it the opposite way. Sensors will measure particulate matter (Ultrafine dust PM2.5 and fine dust PM10), co2, TVOC, ambient […]
ATtiny13 + 8* 74hc595 Shift Registers. It have two modes: random matrix and binary counter clock. Code: https://github.com/taunoe/attiny13-shift-matrix
This is a basic Joule thief circuit. It uses one AA (1.5) battery. When batteries are almost empty. Then there is actually still lot of energy. And it squeezes all energy out of it.
If you stand in front of it, it measures distance between you and displays it.
Freeform electronic circuit sculpture no. 2: Red Pulsar https://hackaday.io/project/174618-red-pulsar
Notes: Mohit Bhoite, bhoite.com dead-bug, air-wire,point to point Mart Tilden – Beam Robotics (Biology Electronics Aesthetics Mehanics) Peter Vogel – sound art