Happy Thanksgiving everyone! Another year has almost past us by and I have a lot to be thankful for, so I’m cooking the meal. Using an AC plug with some alligator clips for safety, a couple of corn skewers and were off to the races. Will it cook the turkey dog or will it be […]
Monthly Archives: November 2019
How Many Laptop Batteries Does It Take to Make an Electric Vehicle?
I have been collecting lipo batteries from old scrap computer laptops. Inside the average battery pack contains about 8-18650 sized cells. These popular sized cells usually have lots of service left in them, even if the machine they were powering is DOA. I show how I collect, test and build a quick and dirty prototype […]
My CNC Router is Plagued with RF Electrical Interference and Triggering False Limit Switch Contacts
I cannot run my home built CNC router without using Mach3’s software settings to help filter out all the noisy lines that gives Inputs false positive triggers and halting the machine. The input lines going to the parallel port are for the limit and home switches. I have already grounded all the parts of the […]
Fixing Water Heater and Furnace in the Same Week!
This week was particular interesting and busy at the Brew… The domestic hot water produced by our system is usually around 125 degrees F and stored in a 40 gallon Whirlpool tank that is 7 years old. When taking a shower I noticed that the water was warmer than normal because the valve settings required […]