joelnc52

5 ms·

1. 1.▲
   by joelnc52 4y ago

   We run one of these ( https://www.adafruit.com/product/4632 ) off of an Arduino Uno with a small LCD hat (w/ micro SD for logging as well). I think that's the same sensor as in the outdoor units that Purple Air
2. 2.▲
   by joelnc52 7y ago

   Link for the recent HN DISC post? Not finding it via search and would be interested to read...
3. 3.▲
   Birth Order and Delinquency: Evidence from Denmark and Florida∗ [pdf](mit.edu)

   3 points by joelnc52 9y ago|0 comments