Yihua 858D Hot air rework station
I tried, but there was no way to properly solder the BME280 tiny sensor using the soldering iron alone. After destroying one sensor and almost damaging the PCB, it was…
The finalists
There was a tough road to get the 3x Portable Environmental Monitor beta prototypes to the Hackaday Headquarters in time, but the effort was worth it! With today's official announcement,…
Post Beta hardware iteration
For the Portable Environmental Monitor beta release, both the project summary and the system design document presented some of the things to improve next. The first PCB was fine, but…
Portable Environmental Monitor
The portable environmental monitor addresses pollution, the kind that we are unable to see but directly affects our health and causes life threatening diseases. Airborne toxic chemicals, radioactive dust and…
The first prototype
It's been a crazy run, trying to make this happen. After less then one month I now have the first functional hardware iteration or the first prototype. The Portable Environmental…
A true hacker makes his own PCBs
A true hacker makes his own PCBs. Dual layer. And in the kitchen. Why so? Because doing them as DIY and not paying lots of money to some greedy company…
MiCS-VZ-89 Air Quality Sensor
The MiCS-VZ-89 Air Quality Sensor can detect carbon dioxide and volatile organic compounds. This article shows how to access its readings via I2C.
ESP8266 Troubleshooting
I got a few esp8266 modules back in 2014, shortly after they've been announced on HackaDay. I didn't have much time for them, being caught with other projects, up until…