Exploring WWII Military Multimeter: A Look at Vintage Technology

Search on WeChat Technical Training This is our main character today, a multimeter that traveled across the ocean with the Flying Tigers to the front line of the anti-fascist war. Range switch knob. All equipment back then used vacuum tubes, and some tubes required as high as 1500V, hence there is a 1500V voltage range. … Read more

How to Use a Clamp Multimeter to Measure Voltage, Current, and Resistance

Search on WeChat Electrical Engineering Learning The clamp ammeter is composed of a current transformer and an ammeter. The core of the current transformer can open when the clamp is tightened; the wire carrying the current to be measured can pass through the open gap of the core without being cut. When the clamp is … Read more

How to Use a Multimeter

Click on the above “ Tech Training ” and select “Pin to Top Official Account” Over 140,000 industrial control professionals follow this WeChat platform: Technical sharing, learning exchange, industrial control videos A multimeter is also known as a multimeter, three-in-one meter, or multifunction meter. It is a multifunctional and multi-range measuring instrument. Generally, a multimeter … Read more

A Step-by-Step Guide to Using a Multimeter

Click the above↑↑↑『Electrical Engineering Knowledge Learning』Follow this public account to join the WeChat group for free technical consultations Articles You May Like How to Convert Three-Phase Power to 220V and Create a Neutral Wire Over 60 Brands of Frequency Converter Passwords, Internal Materials Recommended to Keep Collect the Most Comprehensive Electrical Engineering Mnemonics, No Need … Read more

Using a Digital Multimeter: A Comprehensive Guide

A digital multimeter, a versatile electronic measuring instrument, typically includes functions such as an ammeter, voltmeter, and ohmmeter. It is sometimes referred to as a multitester, multi-tester, multimeter, or three-in-one meter. 1. Buzzer Test Before using the multimeter, perform a buzzer test to ensure the multimeter is functioning properly. Connect the red probe to the … Read more

Dissecting a Digital Clamp Multimeter Design

Click👆Reserve the live broadcast to see the wonderful sharing from big company CEOs! Previously, we disassembled two low-cost multimeters, and also disassembled a more standard multimeter. We can see that the design of multimeters is basically similar, with differences in some design details and materials. This time we will dissect a different type of multimeter … Read more

How to Use a Multimeter Effectively

1. Identifying the Start and End of Motor Windings Using a Multimeter When the six terminals of a three-phase asynchronous motor are lost, unclear, or rewound, it is necessary to determine which two terminals belong to the same phase, which is the start of the coil, and which is the end. Below are several methods … Read more

Essential Skills for Using MF47 Multimeter for Electrician Certification

1. Understanding the MF47 Multimeter 2. Explanation of the MF47 Multimeter Scale Serial No. Name Function 1 Ω Resistance Scale Used to read resistance values 2 –(DCV) ~(ACV) AC and DC Voltage Scale Used to read AC and DC voltage values 3 AC 10V Scale(Red Line Scale) Specifically for reading AC voltage values less than10V … Read more

Introduction to Multimeter and Its Usage

Click on the image to enlarge 1. Introduction to Multimeter 1.1 Definition A multimeter is a magnetic electrical instrument equipped with a rectifier that can measure various electrical parameters such as AC and DC current, voltage, and resistance. For each electrical quantity, there are generally several ranges. Also known as a multi-purpose meter or simply … Read more

How to Use a Multimeter: Methods and Mnemonics

A multimeter is a multifunctional and multirange measuring instrument that is indispensable in electronic and electrical technology. Generally, a multimeter can measure direct current, direct voltage, alternating current, alternating voltage, resistance, and audio level, among others. Some can also measure capacitance, inductance, and certain parameters of semiconductors (such as β). Based on the display method, … Read more