Ellis Gibson (B.Sc. in Mechanical Engineering)

You may be wondering how to load test a car battery without a load tester. Well, there is a way and it’s actually quite simple. All you need is a voltmeter and a car with a 12-volt battery. First, turn on the headlights of the car. Then, start the engine and let it idle for … Read more

When it comes to car batteries, there are two terminals that you need to be aware of: the positive and negative terminals. If you’re not sure which is which, it’s important to know how to tell the difference so that you can properly connect your battery. Here’s a quick guide on how to locate positive … Read more

You may be wondering how to lower amperage. After all, high amperage can be dangerous and can cause damage to your home. Luckily, there are a few things you can do to lower amperage. In this article, we’ll show you how to lower amperage safely and effectively. So, how to lower amperage? There are a … Read more

If you’re like me, then you’ve probably been wondering how to make a 12v battery charger without a transformer. Well, wonder no more! In this article, I’m going to show you how to do just that. You’ll need a few things for this project, including a 12v power supply, a 12v battery, and some wire. … Read more

If you’re like me, you’ve been looking for a way to make a 12v lithium battery. You’ve come to the right place. In this article, I’m going to show you how to make a 12v lithium battery that will power your devices for a long time. So, how to make 12v lithium battery? 1. Cut … Read more

If you are looking for a way to charge your 6 volt battery, then you have come to the right place. In this article, we will show you how to make a 6 volt battery charger. We will also provide you with some tips on how to use this charger. So, how to make 6 … Read more

If you’re like me, you’ve probably been looking for a way to make a 24v battery pack. You may have even gone so far as to search for instructions online, only to find that most of the results are either too technical or too vague. Don’t worry, though – I’m here to help. In this … Read more

If you are like most people, you have probably experienced the frustration of having a dead battery in your car or phone. You may have even been stranded on the side of the road with a dead battery. But don’t worry, there is a way to make a 7.2 volt battery charger. With this charger, … Read more

Are you tired of buying 9 volt batteries only to find out that your connector is incompatible? Or having to fumble around with a 9 volt battery, trying to find the perfect way to connect it? Look no further, this guide will show you how to make a 9 volt battery connector that is compatible … Read more

If you are like most people, you use AA batteries to power a variety of devices in your home. From remote controls to flashlights, AA batteries are a common household item. When AA batteries run out of power, they need to be recharged. You can buy AA battery chargers at most stores, but they can … Read more