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Sep

2026

Summary of Practical Tips for Digital Multimeters

Summary of Practical Tips for Digital Multimeters 1. Judge whether a circuit or component is live The AC voltage range of a digital multimeter is highly sensitive and can display e
07

Sep

2026

Adjustment, Repair and Component Replacement Methods for Multimeters

Adjustment, Repair and Component Replacement Methods for Multimeters 1. DC Current Section The moving coil shall be installed squarely, and no ferromagnetic substances shall exist
07

Sep

2026

Usage of Multimeter Range Selector Switch

Usage of Multimeter Range Selector Switch Modern multimeters have many new functions, especially digital multimeters. They can measure capacitance, transistor current gain, diode v
07

Sep

2026

Methods and Procedures for Testing Capacitor Quality with a Multimeter

Methods and Procedures for Testing Capacitor Quality with a Multimeter Fixed capacitors below 10pF have an extremely small capacitance value. When measured with a multimeter, only
07

Sep

2026

Method for Locating Electric Leakage with a Multimeter

Method for Locating Electric Leakage with a Multimeter For circuits, measurements are divided into static and working conditions. Electrical equipment mainly consumes power through
07

Sep

2026

How to Identify the Common Terminal of a Motor with a Multimeter

How to Identify the Common Terminal of a Motor with a Multimeter Method for Identifying the Common Terminal of a Motor with a Multimeter Measure the resistance between each pair of
07

Sep

2026

Method for AC Voltage Measurement Using a Multimeter

Method for AC Voltage Measurement Using a Multimeter Digital Multimeter for AC Voltage Measurement Connect the black test lead to the ground jack (marked on the meter terminal), an
07

Sep

2026

Differences Between Megohmmeter and Multimeter

Differences Between Megohmmeter and Multimeter A megohmmeter is used to measure insulation, for example, testing motors. It can output high voltage above 500 V, while a multimeter
07

Sep

2026

Method for Current Measurement and Usage of Current Ranges with Digital Multi...

Method for Current Measurement and Usage of Current Ranges with Digital Multimeter Current measurement differs from other measurements made with a digital multimeter. The direct cu
07

Sep

2026

Method for Measuring Motor Resistance with a Multimeter

Method for Measuring Motor Resistance with a Multimeter 1. Method for Measuring Motor Resistance with a Multimeter First, disconnect the power supply and detach the power cables. S
06

Sep

2026

How to Measure the Internal Resistance of a Multimeter on Its Current Range

How to Measure the Internal Resistance of a Multimeter on Its Current Range Question Build a discharge circuit using a flashlight bulb and a battery. Intend to connect a multimeter
06

Sep

2026

Analysis on Working Principles of Multimeter for Measuring DC Current and DC ...

Analysis on Working Principles of Multimeter for Measuring DC Current and DC Voltage 1. Circuit Principle for DC Current Measurement The main component of an analog multimeter is a
06

Sep

2026

Common Methods for Testing Electronic Components with a Multimeter

Common Methods for Testing Electronic Components with a Multimeter ① Resistance Test SMT resistors are generally printed with resistance‑value marking codes, e.g. 103 (10 kΩ)
06

Sep

2026

Multimeter‑Based Methods for Electrical Fault Testing and Detection

Multimeter‑Based Methods for Electrical Fault Testing and Detection Many test instruments can simplify the diagnosis of intermittent faults. These instruments include sophisticated
06

Sep

2026

Summary of Universal Measurement Functions of Digital Multimeters

Summary of Universal Measurement Functions of Digital Multimeters ① Measurement of DC Current First, insert the black test lead into the "COM" jack. For current above 200 mA, inser
06

Sep

2026

Voltage Measurement with a Multimeter: Steps and Precautions

Voltage Measurement with a Multimeter: Steps and Precautions Ⅰ. Procedures for Measuring Voltage with a Multimeter First, set the range selector switch to one of the five ranges ma
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Sep

2026

How to Measure High‑Value Resistance with a Multimeter

How to Measure High‑Value Resistance with a Multimeter The maximum resistance range of the resistance gear for 3½‑digit and 4½‑digit digital multimeters is generally
06

Sep

2026

Structure of the Current‑Measuring Section of Clamp Multimeter

Structure of the Current‑Measuring Section of Clamp Multimeter ① Before using a digital multimeter, carefully read the user manual to get familiar with the power‑on switch, range s
06

Sep

2026

Twelve Key Points for Multimeter Operation Precautions

Twelve Key Points for Multimeter Operation Precautions ① Before use, check whether the pointer rests at zero. If not, adjust the pointer zero‑adjuster first. ② Set the selector swi
06

Sep

2026

Complete Guide to Selection Skills for Digital Multimeters

Complete Guide to Selection Skills for Digital Multimeters ① Functions Modern digital multimeters can measure AC/DC voltage, AC/DC current, resistance and frequency, among five bas

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