Multimeters and voltmeters may seem the same to any other person but to an electrician or electrical engineer. These two measuring devices are different in many ways. But as their names suggest, a voltmeter measures only voltage. On the other hand, a multimeter can measure more than one electrical parameter, including voltage, current, resistance, capacitance, … Read more
Every electrical or electronic device has a power supply. It can be a rechargeable lithium-ion battery or any battery that supplies electrical power to energize the circuit. But some devices have power supplies built-in to allow them to be plugged right into the power outlet on the walls. Different power supply types exist and are … Read more
Are you looking for a non-contact voltage tester? You are in the right place. This post focuses on the review of the best non-contact voltage tester to help you make an informed decision. As the name implies, non-contact voltage testers let you check AC voltages without connecting to wires or components. They enhance your safety … Read more
A USB tester is a simple measuring tool that is widely utilized for several measurements of the electrical properties of USB. It measures the USB current, voltage, power, charging speed, discharge capacity, and so on. In addition to its functions, simultaneously, the current state of the art of the USB tester can also be applied … Read more
Completing electrical wiring projects without checking the correctness can likely cause a disaster. Regardless of how good you are, you can make mistakes. These can lead to damage to electrical equipment connected to these outlets. In severe cases, faulty electrical wiring can cause fire and death of people. Outlet testers are used by DIYers, electricians, … Read more
The EMF meters are small devices for detecting and monitoring harmful electric, magnetic, or electromagnetic radiation. In other words, they are measuring instruments for radio frequency (RF), electric field (EF), and magnetic field (MF). Some of these products can detect the EMF in the 5G band, but engineers are the people who commonly use those. … Read more
Clamp meters are essential measuring instruments to add to your toolbox if working in HVAC. They come in handy when measuring currents and voltages anywhere in the system. However, you cannot just buy any clamp meter you find in the market because such products have varying capabilities. The modern-day clamp meters do more than just … Read more
A function generator is unavoidable if you are an electrical circuit designer, technician, or product quality auditor. As the name suggests, function generators produce electrical waveforms for testing other equipment and systems. They are one of the most commonly used in test and development systems. Function generators come in all forms, and different types also … Read more
Signal generators are testing equipment used in different applications. The most common ones include testing complex communication systems, measuring the frequency response of amplifiers, and aligning the frequency response devices. You may need a signal generator for designing, testing, and troubleshooting electronics circuits. Unlike function generators capable of producing multiple waveforms, signal generators are limited … Read more
A continuity tester is a measuring instrument used by electricians and DIYers in checking electrical circuits. These inexpensive battery-powered devices comprise a cord, a probe, and an alligator clip for hooking it to an electrical circuit. As the name suggests, they help you identify an opening in an electrical circuit. Unlike other electrical measuring instruments, … Read more