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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21
Sep
2026
Methods for Measuring Transistors Using Analog Multimeters
Methods for Measuring Transistors Using Analog Multimeters The pins of a transistor must be correctly identified. Otherwise, the transistor will fail to operate normally and may ev
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21
Sep
2026
Application of Benchtop Multimeters in the Field of Pressure Sensors
Application of Benchtop Multimeters in the Field of Pressure Sensors The sensor industry is a high‑tech industry recognized worldwide for promising development prospects. It draws
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21
Sep
2026
Methods for Selecting Computer Power Supplies via Multimeters
Methods for Selecting Computer Power Supplies via Multimeters Numerous experienced users have shared their opinions on methods for identifying computer power supplies in various ma
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21
Sep
2026
Precautions for Testing Engine Electronic Control Systems with Multimeters
Precautions for Testing Engine Electronic Control Systems with Multimeters (1) Except for special instructions during testing, analog multimeters shall not be used to test the ECU
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21
Sep
2026
General Troubleshooting Procedures for Digital Multimeters
General Troubleshooting Procedures for Digital Multimeters A digital multimeter is a measuring instrument that applies the analog‑to‑digital conversion principle to convert measure
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21
Sep
2026
Extension of Capacitance Measurement Function for Digital Multimeters
Extension of Capacitance Measurement Function for Digital Multimeters 1 On‑line Capacitance Measurement Based on the characteristics of differential‑integral circuits, capacitance
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21
Sep
2026
Multimeter Testing Methods for Frequency Converters
Multimeter Testing Methods for Frequency Converters ① Rectifier Circuit Testing Locate the internal DC power terminals P and N of the frequency converter. Set the multimeter to the
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21
Sep
2026
Application of New Digital Multimeters in Industries
Application of New Digital Multimeters in Industries As one of the indispensable instruments in the electronic‑testing field, digital multimeters enjoy an extremely wide range of a
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21
Sep
2026
Fluke 233 Remote Display Multimeter Sets a New Benchmark
Fluke 233 Remote Display Multimeter Sets a New Benchmark A global supplier of‑portable electronic test and measurement technology has globally launched the new wireless‑display dig
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21
Sep
2026
Common Faults & Maintenance for Digital Multimeters
Common Faults & Maintenance for Digital Multimeters (1) No display on the meter First, check whether the battery voltage is normal (a 9 V battery is generally used; test even n
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20
Sep
2026
Precautions, Advantages and Damage Causes of Digital Multimeters
Precautions, Advantages and Damage Causes of Digital Multimeters Digital multimeters are well‑received by radio enthusiasts for their accurate measurement, convenient reading and c
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20
Sep
2026
Guide for Selecting PC Power Supplies by Means of Multimeter
Guide for Selecting PC Power Supplies by Means of Multimeter First check - Examine whether the power supply adopts high‑quality materials, fine workmanship and a reasonable layout.
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20
Sep
2026
Operating Methods and Protection Measures for Multimeters
Operating Methods and Protection Measures for Multimeters This section mainly introduces the functions and operating methods of analog multimeters. Analog multimeters feature intui
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20
Sep
2026
Select a Multifunctional Multimeter According to Requirements
Select a Multifunctional Multimeter According to Requirements ① Temperature Measurement: During electronic maintenance, multimeters equipped with this function help you check the h
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20
Sep
2026
Select the Display Digits and Accuracy of Multimeters According to Requirements
Select the Display Digits and Accuracy of Multimeters According to Requirements Display digits and accuracy are two of the most fundamental and critical specifications of a multime
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20
Sep
2026
Troubles & Prevention of Digital Multimeters
Troubles & Prevention of Digital Multimeters ① Most damages to digital multimeters are caused by incorrect measurement range selection. For example, if the resistance range is
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20
Sep
2026
Method for Selecting Computer Power Supplies by Multimeter
Method for Selecting Computer Power Supplies by Multimeter There have been many experienced users sharing their opinions on how to identify good power supplies in various magazines
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20
Sep
2026
Diode Forward Voltage Measurement Using a Digital Multimeter
Diode Forward Voltage Measurement Using a Digital Multimeter At this range, the red probe connects to the internal positive power supply of the multimeter, and the black probe conn
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20
Sep
2026
Method for Locating Cable Breakpoints with a Digital Multimeter
Method for Locating Cable Breakpoints with a Digital Multimeter Besides measuring basic parameters such as voltage, current, resistance, capacitance and transistor characteristics,
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20
Sep
2026
Merits of Conventional Multimeters vs Digital Multimeters
Merits of Conventional Multimeters vs Digital Multimeters A digital multimeter is an instantaneous sampling instrument. It takes a sample every 0.3 seconds to display the measureme
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