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21

Jul

2025

Tips for Measuring Semiconductors with a Digital Multimeter

Tips for Measuring Semiconductors with a Digital Multimeter diode tube The open circuit voltage of the diode range of a digital multimeter is about 2.8V, with the red probe connect
21

Jul

2025

For low-frequency measurements, a suitable multimeter needs to be selected.

For low-frequency measurements, a suitable multimeter needs to be selected. 1. Setting the correct AC filter is very important. Filters are used to smooth the output of true RMS co
21

Jul

2025

Introduction to How to Use a Multimeter to Test a Weighing Sensor

Introduction to How to Use a Multimeter to Test a Weighing Sensor Weighing sensors are widely used in industrial weighing (such as belt scales, weighing scales, electronic scales,
21

Jul

2025

Measuring principle of the AC voltage range of a multimeter

Measuring principle of the AC voltage range of a multimeter VD1 and VD2 in the circuit are rectifier diodes inside the meter. Because the meter can only flow DC current, when measu
21

Jul

2025

Introduction to the Structure and Working Principle of Analog Multimeters

Introduction to the Structure and Working Principle of Analog Multimeters The pointer type multimeter head is a DC ammeter, so the measured resistance, voltage, and current must be
21

Jul

2025

Introduction to the operating procedures and precautions for using a multimeter

Introduction to the operating procedures and precautions for using a multimeter 1. Before use, familiarize yourself with the various functions of the multimeter, and correctly sele
21

Jul

2025

Introduction to the differences between a megohmmeter and a multimeter

Introduction to the differences between a megohmmeter and a multimeter 1. Different composition structures: A megohmmeter is composed of medium to large scale integrated circuits.
21

Jul

2025

Introduction to the main indicators, display digits and display characteristi...

Introduction to the main indicators, display digits and display characteristics of a digital multimeter The display digits of a digital multimeter are usually 3 1/2 to 8 1/2 digits
21

Jul

2025

Content about the measurement range and measurement rate of a digital multimeter

Content about the measurement range and measurement rate of a digital multimeter measuring range In a multifunctional digital multimeter, different functions have their correspondi
21

Jul

2025

How to read the resistance when measuring with a multimeter

How to read the resistance when measuring with a multimeter The resistance gear indicates the maximum range of the multimeter. For example, the 200 ohm gear can measure resistance
20

Jul

2025

Structure and Usage Method of Video Microscopes

Structure and Usage Method of Video Microscopes A video microscope is a unique magnifying device that is different from other optical instruments. While other optical instruments c
20

Jul

2025

Introduction to the Basic Principles and Characteristics of Polarizing Micros...

Introduction to the Basic Principles and Characteristics of Polarizing Microscopes 1, Characteristics of polarizing microscope: Polarization microscope is a type of microscope used
20

Jul

2025

Differences and Characteristics Between Fluorescence Microscopes and Ordinary...

Differences and Characteristics Between Fluorescence Microscopes and Ordinary Light Microscopes Fluorescence microscope is different from ordinary optical microscope in that it doe
20

Jul

2025

Introduction to the Maintenance of Biological Microscopes and Troubleshooting...

Introduction to the Maintenance of Biological Microscopes and Troubleshooting of Common Faults A biological microscope is a precision optical instrument commonly used in biological
20

Jul

2025

Focusing on the Proper Maintenance of Laboratory Biological Microscopes

Focusing on the Proper Maintenance of Laboratory Biological Microscopes 1. The placement of biological microscopes should be in a dry and clean room to avoid mold growth on optical
20

Jul

2025

How to Adapt the Magnification Observation of Stereomicroscopes to Different ...

How to Adapt the Magnification Observation of Stereomicroscopes to Different Requirements Stereoscopic microscope is used for three-dimensional inspection and observation of electr
20

Jul

2025

Introduction to the Applications of Metallographic Microscopes in Various Ind...

Introduction to the Applications of Metallographic Microscopes in Various Industries Originally derived from metallography, its main purpose is as a professional instrument for obs
20

Jul

2025

How to troubleshoot faults in the mechanical components of a microscope?

How to troubleshoot faults in the mechanical components of a microscope? 1. Troubleshooting of the coarse adjustment part of the microscope The main malfunction of microscope coars
20

Jul

2025

How to better maintain a biological microscope?

How to better maintain a biological microscope? 1. The placement of biological microscopes should be in a dry and clean room to avoid mold growth on optical components, rust on met
20

Jul

2025

Application of the Panoramic Microscope in PC Board Production

Application of the Panoramic Microscope in PC Board Production The role of incoming material inspection in the production of multi-layer PCB boards is that the quality of copper-cl

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