Larry Cotton, Author at Make: DIY Projects and Ideas for Makers

My 15-Year Quest to Make the Ultimate DIY Coffee Roaster

07/26/2021

One man's 15-year quest to build — and rebuild, and rebuild — the ultimate DIY coffee roaster

11/27/2019

Hack a flour sifter and a heat gun to roast the ultimate bean.

01/10/2019

Make a twin-solenoid power nutcracker that bashes the shells and saves the meats

09/07/2018

Built-in bowl spinner, bean stirrer, and heat gun achieve a perfectly even roast, automatically

09/18/2017

This number generator squiggles the numbers it produces as a flurry of random lines in an artistic interpretation of abstract...

03/03/2017

This is no ordinary, circular time telling device. Build your own clock with this elegant and uncommon face.

05/03/2016

How I built a crazy percussion robot with simple solenoids and a MIDIWidget

03/04/2016

Pendulums are often meditative, but this double pendulum with attached LEDs spins in crazy unpredictable and highly entertaining ways.

07/16/2015

Birds make lousy subjects for digital photographs. But you can perfect shot, thanks to a long shutter-release cable and a...

06/24/2015

Lots of folks think that quaffing a cup of coffee from boutique beans comes close to nirvana, but roasting your...