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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17
Mar
2026
Detecting Leakage in Lighting Circuits with an Analog Multimeter
Detecting Leakage in Lighting Circuits with an Analog Multimeter Once there is leakage in the lighting circuit, it not only wastes electrical energy, but may also cause electric sh
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16
Mar
2026
How to Set and Record Time Markers on a Multimeter
How to Set and Record Time Markers on a Multimeter The time when the minimum and maximum values are detected is very useful information for determining the cause of intermittent fa
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16
Mar
2026
How to Use a Multimeter for Testing and Troubleshooting Electrical Faults
How to Use a Multimeter for Testing and Troubleshooting Electrical Faults How to use it to test and detect faults has always been a difficult task, because it is difficult to captu
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16
Mar
2026
Working Principle of Measuring Fuse Resistors with a Multimeter
Working Principle of Measuring Fuse Resistors with a Multimeter The main parameters of a fuse resistor include nominal resistance, rated power, allowable deviation, etc. The concep
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16
Mar
2026
How to Identify Live and Neutral Wires Using a Multimeter
How to Identify Live and Neutral Wires Using a Multimeter 1. Set the multimeter to AC mode, and I set it to AC 750V mode. If you want a more intuitive view, you can set it to a sma
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16
Mar
2026
Two Methods for Measuring Resistance with a Multimeter
Two Methods for Measuring Resistance with a Multimeter There are two main types of multimeters, which can be divided into digital multimeters and pointer multimeters. Compared to p
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16
Mar
2026
Measurement Method for NTC Thermistors with a Multimeter
Measurement Method for NTC Thermistors with a Multimeter (1) Measure the nominal resistance value Rt The method of measuring NTC thermistor with a multimeter is the same as that of
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16
Mar
2026
How to Measure Using the Ohm Range on a Digital Multimeter
How to Measure Using the Ohm Range on a Digital Multimeter Thermocouple is a commonly used temperature measuring element in temperature measuring instruments. It directly measures
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16
Mar
2026
Measurement Method Using the Ohm Range of a Digital Multimeter
Measurement Method Using the Ohm Range of a Digital Multimeter The main purpose of the digital ohm range is to measure the resistance of motor windings, whether wires are broken, w
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16
Mar
2026
Multimeter Testing and Working Principle of Pressure Sensors
Multimeter Testing and Working Principle of Pressure Sensors The use of a multimeter to test pressure sensors can only be used for simple testing, and the test results are for refe
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16
Mar
2026
Methods for Measuring Four Different Resistor Values with a Multimeter
Methods for Measuring Four Different Resistor Values with a Multimeter The use of multimeters is very extensive, with a wide variety of components. For an electronics enthusiast, u
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15
Mar
2026
Introduction to Common Faults and Repair Methods of Multimeters
Introduction to Common Faults and Repair Methods of Multimeters 1. The pointer swings abnormally, with intermittent oscillation and resistance Solution: (1) Open the watch case and
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15
Mar
2026
Instructions for the hFE Function of a Multimeter and Its Working Principle
Instructions for the hFE Function of a Multimeter and Its Working Principle The hFE mode is mainly used to measure the amplification factor β value. Before measurement, it is
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14
Mar
2026
Methods for Measuring Four Types of Resistors with Different Resistance Value...
Methods for Measuring Four Types of Resistors with Different Resistance Values Using a Multimeter and Its Working Principle The use of multimeters is very extensive, with a wide va
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15
Mar
2026
Never Do These When Using a Multimeter for the First Time! & Its Working Prin...
Never Do These When Using a Multimeter for the First Time! & Its Working Principle 1. It is prohibited to use the resistance mode, current mode, and capacitance mode of a multi
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15
Mar
2026
Methods for Testing Inductors and Transformers with a Digital Multimeter
Methods for Testing Inductors and Transformers with a Digital Multimeter Although a digital multimeter is a complex measuring tool, operating it correctly according to the instruct
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15
Mar
2026
Easy Way to Distinguish Neutral and Live Wires with a Multimeter, as well as ...
Easy Way to Distinguish Neutral and Live Wires with a Multimeter, as well as Maintenance and Servicing You can easily measure the neutral and live wires in your home with a multime
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15
Mar
2026
Digital Multimeter Fault Prevention Measures and Selection Guide
Digital Multimeter Fault Prevention Measures and Selection Guide Digital multimeters generally have resistance measurement, on-off sound detection, and diode forward conduction vol
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15
Mar
2026
General Measurement and Measurement Methods of Ground Resistance
General Measurement and Measurement Methods of Ground Resistance Resistors mainly appear in two forms in circuits. One is series connection, which means connecting the beginning an
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15
Mar
2026
Method for Identifying the C/E Electrodes of a Transistor Using a Multimeter ...
Method for Identifying the C/E Electrodes of a Transistor Using a Multimeter & Technical Communication Usually we can easily find the base electrode b, but which of the other t
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