Portable Fine Particle Measurement: The objective of this project is to measure air quality by measuring the quantity of fine particles. Thanks to its portability, it will be possible to carry out measurements at home or on the move.Air quality and fine particles:…

I dug around in my parts bin and salvaged some materials from the dumpster to make a self portrait that reflects on people and ideas that have impacted me or been on my mind this past year. You might call it a meta-self portrait as it is essentially a glorified…

Pulse Generator: When you need pulses of any sort, long, short and with variable frequency you can use one or two 555 timers. That works, is easy to set up and is cheap. But it also limited to a certain range in frequency and pulse length. If you want a precise…