John Edgar Park likes to make things and tell people about it. He builds project for Adafruit Industries. You can find him at jpixl.net and twitter/IG @johnedgarpark
Espresso geeks are always trying to measure and adjust the pressure and temperature of our machines to make better shots. Like the gearhead distinction between theoretical engine horsepower and actual power to the wheels of a car, we don’t always trust the boiler manometer, and want to know what the pressure is right at the portafilter (where the coffee grounds are). This home-made solution should to do the trick for around $25 in parts. CoffeeSnobs – Home-made Portafilter (PF) Gauge for under $25
What will the next generation of Make: look like? We’re inviting you to shape the future by investing in Make:. By becoming an investor, you help decide what’s next. The future of Make: is in your hands. Learn More.
John Edgar Park likes to make things and tell people about it. He builds project for Adafruit Industries. You can find him at jpixl.net and twitter/IG @johnedgarpark
Our websites use cookies to improve your browsing experience. Some of these are essential for the basic
functionalities of our websites. In addition, we use third-party cookies to help us analyze and understand
usage. These will be stored in your browser only with your consent and you have the option to opt-out. Your
choice here will be recorded for all Make.co
Websites.
Allow Non-Necessary Cookies
Escape to an island of imagination + innovation as Maker Faire Bay Area returns for its 16th iteration!
