Hacking a Coffee Machine for a Better Brew

Coffee Machine

Senseo coffee makers are automated brewers that use coffee pods. [Ronald] had one, but wasn't satisfied with the quality of the coffee it produced. His solution was to hack it apart and build his own automatic coffee machine with the innards. The coffee brewing part of the system is controlled by an ATmega8. This reads the temperature using the NTC sensor from the original machine and actuates … [Read more...]

Making pure caffeine at home

caffine

If you've ever thought about extracting caffeine from coffee beans, [Ben] is the guy for you. The last time we ran into him, he had already produced a few aerogel monoliths with a few chemicals, pipe fittings, and some CO2. We're guessing he needed another use for his supercritical drying chamber, so after looking over a few patents, he decided to make pure caffeine in his garage. The … [Read more...]