Dave does basic back-of-the-envelope thermodynamic calculations to prove the Fontus Airo & Ryde self filling water bottle campaign on Indiegogo is full of hot air instead of water.
It’s 100% baloney!
Forum HERE
Podcast: Download
Why is my lab power switchboard wired like this? Forum: https://www.eevblog.com/forum/blog/eevblog-1652-why-is-my-lab-switchboard-wired-like-this/ Podcast: Download