Latest News
What Is The Best-selling Wood Moisture Meters On The Market
May 25, 2026
2026 GVDA New Arrive 3 Lens 10.1 Inch LCD Electron Digital Microscope, 2500X ...
Jan 12, 2026
2025 GVDA Develop New 4.3inch IPS HD Industrial Endoscope Inspection Camerab ...
Apr 28, 2025
2024 New Arrive GVDA Portable 72W Led Light Soldering Iron GD301 in Stocks
Aug 08, 2024
Contact Us
-
Tel: +8618822802390
-
E-mail: admin@gvda-instrument.com
-
WhatsApp: 8618822802390
-
Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
-
27
Jul
2023
The Working Principle Of The Electric Soldering Iron, How To Choose The Elect...
The working principle of the electric soldering iron, how to choose the electric soldering iron? The electric soldering iron is an essential tool for us to carry out circuit wel...
-
26
Jul
2023
How To Use A Multimeter To Detect Capacitance?
How to use a multimeter to detect capacitance? Detection of fixed capacitance (1) Detection of fixed capacitance with a capacity above 0.01 pF Adjust the pointer multimeter to t...
-
26
Jul
2023
How To Measure Semiconductors With A Digital Multimeter
How to measure semiconductors with a digital multimeter 1. Diodes The open circuit voltage of the diode gear of the digital multimeter is about 2.8V, the red test lead is connec...
-
26
Jul
2023
How To Use A Multimeter To Detect Common Electronic Components?
How to use a multimeter to detect common electronic components? Resistance detection The most direct way to detect resistance is to use the multimeter resistance file to measure...
-
26
Jul
2023
Which Is More Suitable For Electrician Operators, Digital Or Analog Multimeter?
Which is more suitable for electrician operators, digital or analog multimeter? The multimeter is one of the commonly used electrical tools. There are two common types of multim...
-
26
Jul
2023
How To Use A Multimeter To Test The Load Cell
How to use a multimeter to test the load cell Load cells are widely used in industrial weighing (such as belt scales, floor scales, electronic scales, human scales, etc.), force...
-
25
Jul
2023
Measures To Reduce Ripple And Noise Voltage in Switching Power Supplies
Measures to reduce ripple and noise voltage in switching power supplies Compared with linear power supplies, switching power supplies (including AC/DC converters, DC/DC converte...
-
25
Jul
2023
The Difference Between Linear Power Supply And Switching Power Supply
The difference between linear power supply and switching power supply According to the conversion principle, power supplies can be classified into linear power supplies and swit...
-
25
Jul
2023
The Difference Between Programmable Power Supply And Switching Power Supply
The difference between programmable power supply and switching power supply Programmable power supply is a high-precision power supply with programmable control function. It can...
-
25
Jul
2023
Reasons For Insufficient Output Voltage Of Switching Power Supply
Reasons for insufficient output voltage of switching power supply 1、 Excessive load current It is possible that the load is too large, exceeding the load capacity of the switchi...
-
25
Jul
2023
What Is The Classification And Principle Of Switching Power Supplies?
What is the classification and principle of switching power supplies? A switching power supply is a device that uses a circuit to control the switch tube for high-speed channel ...
-
24
Jul
2023
Application Of Magnetic Beads in EMC Design Of Switching Power Supply
Application of Magnetic Beads in EMC Design of Switching Power Supply This paper introduces the characteristics of ferrite bead, and according to its characteristics, analyzes a...
-
24
Jul
2023
Discuss The Electromagnetic Interference Suppression Method Of Switching Powe...
Discuss the electromagnetic interference suppression method of switching power supply from three aspects 1. Suppress various electromagnetic interference sources in switching po...
-
24
Jul
2023
Basic Composition And Classification Of Switching Power Supply Circuits
Basic composition and classification of switching power supply circuits All kinds of things have rules, and different types of switching power supplies generally have the same p...
-
24
Jul
2023
The Basic Selection Basis Of Switching Power Supply
The basic selection basis of switching power supply The high frequency of LED switching power supply is the direction of its development. High frequency makes the switching powe...
-
24
Jul
2023
What Is The Difference Between LED Switching Power Supply And Ordinary Switch...
What is the difference between LED switching power supply and ordinary switching power supply? The high frequency of LED switching power supply is the direction of its developme...
-
22
Jul
2023
The Method Of Measuring Switching Power Supply With Digital Oscilloscope
The Method of Measuring Switching Power Supply with Digital Oscilloscope Power supplies come in a wide variety of types and sizes, from traditional analog-type power supplies to...
-
22
Jul
2023
How Are Inverter Switching Power Supply Problems Diagnosed And Fixed?
How are inverter switching power supply problems diagnosed and fixed? Damage to the switching power supply is the most common failure of many inverters. It is usually due to the...
-
22
Jul
2023
The Role Of The Starting Resistor Of The Regulated Power Supply
The role of the starting resistor of the regulated power supply The selection of resistors in the switching power supply circuit not only considers the power consumption caused ...
-
22
Jul
2023
Advantages And Disadvantages Of Half-bridge Transformer Switching Power Supply
Advantages and disadvantages of half-bridge transformer switching power supply The half-bridge transformer switching power supply is the same as the push-pull transformer switch...