Contact Us
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Tel: +8618822802390
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E-mail: admin@gvda-instrument.com
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WhatsApp: 8618822802390
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Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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24
Jun
2025
How to Measure the Goodness of a Temperature Probe with a Multimeter?
How to Measure the Goodness of a Temperature Probe with a Multimeter? Temperature probes are essential in numerous industrial production, scientific experiments, and daily life sce
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24
Jun
2025
Application of Multimeters in Electrolytic Capacitor Detection and Precautions
Application of Multimeters in Electrolytic Capacitor Detection and Precautions 1. Measurement of leakage resistance of electrolytic capacitors Select the appropriate range of the m
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24
Jun
2025
Advantages and Disadvantages of Analog and Digital Multimeters
Advantages and Disadvantages of Analog and Digital Multimeters A pointer multimeter is an average value instrument with intuitive and visual reading indication. (Generally, the rea
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24
Jun
2025
Basic Principles and Usage Methods of Multimeters
Basic Principles and Usage Methods of Multimeters The basic principle of a multimeter is to use a sensitive magneto electric DC ammeter (microampere meter) as the meter head. When
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24
Jun
2025
Application of Multimeter in Crystal Diode Detection
Application of Multimeter in Crystal Diode Detection A crystal diode is a device composed of a PN structure with unidirectional conductivity. It exhibits low resistance when conduc
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24
Jun
2025
Methods and Experiences of Testing Resistors with an Analog Multimeter
Methods and Experiences of Testing Resistors with an Analog Multimeter 1. Fixed resistor Testing method: Connect two probes (positive and negative) to the two pins of the resistor
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24
Jun
2025
Causes and Preventive Measures for Digital Multimeter Failures
Causes and Preventive Measures for Digital Multimeter Failures 1. In most cases, damage to a digital multimeter is caused by measurement gear errors. For example, when measuring AC
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24
Jun
2025
How to measure the inductance and resistance values with a multimeter?
How to measure the inductance and resistance values with a multimeter? A pointer multimeter should consist of a meter head, measuring circuit components, and a conversion switch. I
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24
Jun
2025
Selection of Automatic Ranging Clamp Multimeters
Selection of Automatic Ranging Clamp Multimeters At present, there are a wide variety of clamp type multimeters on the market, with a dazzling array of manufacturers and models. I
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24
Jun
2025
The practical methods to determine the quality of capacitors with a multimeter
The practical methods to determine the quality of capacitors with a multimeter Everyone is familiar with capacitors, but how to judge the quality of capacitors is unknown to everyo
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23
Jun
2025
How to measure the values of inductance and resistance with a multimeter?
How to measure the values of inductance and resistance with a multimeter? A pointer multimeter should consist of a meter head, measuring circuit components, and a conversion switch
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23
Jun
2025
Selection of Auto-Ranging Clamp Multimeters
Selection of Auto-Ranging Clamp Multimeters At present, there are a wide variety of clamp type multimeters on the market, with a dazzling array of manufacturers and models. I reall
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23
Jun
2025
Practical Methods for Judging Capacitor Quality with a Multimeter
Practical Methods for Judging Capacitor Quality with a Multimeter Everyone is familiar with capacitors, but how to judge the quality of capacitors is unknown to everyone. A multime
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23
Jun
2025
How to repair a digital multimeter and what repair schemes can be followed?
How to repair a digital multimeter and what repair schemes can be followed? I bought a digital multimeter at home, but after using it for a certain period of time, it malfunctioned
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23
Jun
2025
How to express the accuracy of a digital multimeter?
How to express the accuracy of a digital multimeter? The accuracy of a digital multimeter is the combination of systematic and random errors in the measurement results. It represen
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23
Jun
2025
Clever Uses of Ordinary Multimeters
Clever Uses of Ordinary Multimeters To distinguish between the live and neutral wires of a mains power supply, a test pen is generally used. If you currently do not have a test pen
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23
Jun
2025
Four Tips for Using a Multimeter
Four Tips for Using a Multimeter 1. The reading accuracy of pointer meters is poor, but the process of pointer oscillation is relatively intuitive, and the amplitude of its oscilla
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23
Jun
2025
Analysis of Advantages and Disadvantages between Analog Multimeters and Digit...
Analysis of Advantages and Disadvantages between Analog Multimeters and Digital Multimeters Comparison between pointer multimeter and digital multimeter: Both pointer and digital m
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23
Jun
2025
How to choose a multimeter and which multimeter is better?
How to choose a multimeter and which multimeter is better? A multimeter is an indispensable measuring tool in our daily lives. Depending on the usage scenario, we need to choose th
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23
Jun
2025
What are the main functions of a multimeter and how to use it?
What are the main functions of a multimeter and how to use it? A multimeter is a multifunctional and multi range measuring instrument, mainly available in two types: mechanical poi
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