Mikey Sklar, who lives off the grid with Wendy Tremayne, bought a battery desulfator kit to bring his dead electric vehicle batteries back to life. I hope it works!
I recently ordered a $37 battery desulfator kit. It looks like a pretty simple device
that sends pulses to lead acid batteries to help clean the battery
plates. There are many success stories on the net about resuscitating
essentially "dead" lead acid batteries. Since we have two electric
vehicles and live off grid we have a lot of motivation to take care of
our batteries. I've seen kits that sell for hundreds of dollars, but
this 555 based kit seems to kick out a lot more juice than the fancy
ones with wimpy solar panels.
William Pennings built this wonderful machine that automates the arduous but necessary task of sorting M&Ms and Skittles by color. (Insert Van Halen joke here.) “It’s pretty quick and sorts about 2 pieces of candy per second” Pennings says. “It uses Arduino microcontrollers and stepper motors for quick and precise movement. A TCS34725 color sensor […]
Python is immensely popular in the data science world for the same reason it is in most other areas of computing—it has highly readable syntax and is suitable for anything from short scripts to massive web services. One of its most exciting, newest applications, however, is in machine learning. You can dive into this booming […]
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Instead of throwing out all the empties after your next party, why not transform them into some new DIY glassware? Cut back on waste and add some home ambiance with the Kinkajou Bottle Cutter and Candle Making Kit.The Kinkajou is designed as a clamp-on scoring blade to make precise cuts. Just slide a bottle in, tighten […]