Multimeters are an incredibly versatile tool that many electricians and hobbyists carry for a wide range of uses. Depending on the requirements, they can either be simple and cheap or highly functional and expensive. One key feature used by many people is a continuity test and if you are looking for a multimeter with a … Read more
Cell phones have become a part of our daily routine. Like it or not, an average person usually spends five to six hours on their phone daily. With that amount of daily use, you probably drain the battery each day. So even if the battery indicator says it’s 80% charged, how much power does the … Read more
The impedance of a speaker is a measurement of its resistance to alternating current. Suppose the impedance is low, then there is a greater current drawn by the speakers from the amplifier. If your amplifier has a high impedance, the loudness and dynamic range will suffer. If the voltage measurement is too low, the amp … Read more
Finding out that your headlight has stopped working while driving out of the garage can be frustrating. It is even more annoying when you have to drive at night. For most people, the next step is to take the vehicle to the mechanic shop. This is often the first reasonable step when you have a bad … Read more
Checking the electrical discontinuity and short-circuits in a vehicle is a necessary inspection. The wire connections in a car will eventually fail to pass current due to predictable issues like corrosion and excess pressure. Testing the voltage and continuity of the wiring harness helps you to identify damaged wires and broken circuits. You can do … Read more
In the RV world, a 30 amp RV outlet is a 120-volt outlet that outputs electricity through a three-prong male wire and a 30-amp breaker. Now, when it comes to testing a 30 amp service, it’s crucial to utilize a transitional term to mark the start and finish of the test. This way, you could … Read more
Over time a subwoofer’s vibration weakens or disappears. In my experience, I have had almost every subwoofer start making a buzzing sound after years of overuse. The good news is it’s easy to fix and it’s easy to test if your subwoofer is having issues. One of the easiest ways to test a subwoofer is … Read more
The throttle position sensor is a power resistor on the throttle body that feeds data to your engine control unit regardless of how open the throttle valve is. It should constantly be checked to see if the throttle position sensor is working correctly or malfunctioning. However, it might cause inappropriate engine airflow if not checked … Read more
There are times when you flip your switch but your bulbs do not light up! Well, it’s not always your lightbulb. It could also be your light fixture. In this guide, I will teach you how to do a continuity test on a halogen bulb with a multimeter. Halogen bulbs are incandescent lights that use … Read more
RPM is the abbreviation for Revolutions Per Minute and is a valuable measurement for determining how hard your engine is working. Most drivers consider rpm fluctuations as a minor inconvenience. However, if the RPM fluctuates strangely when you step on the gas pedal, it’s worth looking into because there might be an underlying problem. In … Read more
