GitHub - shmick/Espresso-PID-Controller: Arduino based PID controller on a Gaggia Classic espresso machine
![Upgrading a Gaggia Classic espresso machine with a PID controller #hacking #coffee #Espresso « Adafruit Industries – Makers, hackers, artists, designers and engineers! Upgrading a Gaggia Classic espresso machine with a PID controller #hacking #coffee #Espresso « Adafruit Industries – Makers, hackers, artists, designers and engineers!](https://cdn-blog.adafruit.com/uploads/2019/02/Untitled-106.png)
Upgrading a Gaggia Classic espresso machine with a PID controller #hacking #coffee #Espresso « Adafruit Industries – Makers, hackers, artists, designers and engineers!
![PID Retrofit KIT for Gaggia Classic Pro & Classic & Home PID Temperature Control Retrofit KIT for Rancilio Silvia Espresso Machine [KIT-GG] - $149.50 : Auber Instruments, Inc., Temperature control solutions for PID Retrofit KIT for Gaggia Classic Pro & Classic & Home PID Temperature Control Retrofit KIT for Rancilio Silvia Espresso Machine [KIT-GG] - $149.50 : Auber Instruments, Inc., Temperature control solutions for](https://www.auberins.com/images/ggfront.jpg)