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Contact: Ms Judy Yan
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21
Jul
2023
How To Use A Meter To Measure Whether A Circuit Is Grounded With A Resistance...
How to use a meter to measure whether a circuit is grounded with a resistance file How to use a multimeter to measure whether a circuit is grounded with a resistance gear. First...
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21
Jul
2023
How To Use A Multimeter To Check Whether The Line Is Shorted Or Grounded?
How to use a multimeter to check whether the line is shorted or grounded? If you want to check whether there is a short circuit in the line. First of all, the line should be pow...
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21
Jul
2023
How To Measure 220v Line Leakage With Multimeter
How to Measure 220v Line Leakage with Multimeter The problem of measuring 220V leakage with a multimeter is not suitable, because what you want to measure is the leakage current...
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21
Jul
2023
What Is The Reason Why The Needle Of The Multimeter Measures The DC Current i...
What is the reason why the needle of the multimeter measures the DC current in the opposite direction? There are mainly digital and pointer multimeters. Since you are using a po...
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20
Jul
2023
Electromagnetic Compatibility Of Switching Power Supplies
Electromagnetic Compatibility of Switching Power Supplies The reasons for the electromagnetic compatibility problems caused by switching power supplies are quite complicated bec...
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20
Jul
2023
Notes On The Design Of Self-excited Switching Power Supply
Notes on the design of self-excited switching power supply 1. Insulation of primary side and secondary side Attention must be paid to the insulation of the AC side and the secon...
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20
Jul
2023
Advantages Of Push-pull Switching Power Supply
Advantages of push-pull switching power supply Rectifier output push-pull transformer transformer switch switch supplier power supply supplier, because the two switch tubes work...
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20
Jul
2023
Adjustable Switching Power Supply Workflow
Adjustable switching power supply workflow The supplier of the adjustable switch switch The supplier of the power supply is the supplier of the input AC power supply. The AC pow...
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20
Jul
2023
How To Diagnose And Deal With Inverter Switching Power Supply Failure?
How to diagnose and deal with inverter switching power supply failure? Damage to the switching power supply is the most common failure of many inverters. It is usually due to th...
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19
Jul
2023
How To Use A Multimeter To Find Problems
How to use a multimeter to find problems 1. How the multimeter records intermittent faults: Use the minimum/maximum/average recording mode of the multimeter, select the correspo...
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19
Jul
2023
What Is Wrong With The Resistance Value Displayed By The Meter Line's Short C...
What is wrong with the resistance value displayed by the meter line's short circuit? Here's the situation, which I've encountered many times: Before the circuit is powered on fo...
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19
Jul
2023
Multimeter Measuring Transistor Introduction
Multimeter measuring transistor introduction The discrimination of the tube type and pins of the triode is a basic skill for beginners in electronic technology. In order to help...
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19
Jul
2023
How To Detect Ct Polarity Using A Multimeter
How to detect ct polarity using a multimeter Current transformer, CT is: current transformer Electromagnetic current transformer (hereinafter referred to as current transformer)...
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19
Jul
2023
What Can Be The Reason For The Resistance File's Brokenness On The Mechanical...
What can be the reason for the resistance file's brokenness on the mechanical multimeter? If the resistance gear of the mechanical multimeter, that is, the pointer multimeter, i...
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18
Jul
2023
How Long The Soldering Iron Continues To Work Will Not Damage The Soldering I...
How long the soldering iron continues to work will not damage the soldering iron. Turn on the electricity and heat for about 3 minutes, the solder can be melted and it can work....
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18
Jul
2023
Can Electric Soldering Iron Series Diodes Achieve The Purpose Of Cooling?
Can electric soldering iron series diodes achieve the purpose of cooling? Diodes are connected in series to reduce the voltage and address the issue of the soldering iron gettin...
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18
Jul
2023
Classification Of Electric Soldering Iron And Instructions Before Use
Classification of electric soldering iron and instructions before use For those who are interested in electronics, the electric soldering iron is a treasure. The quality of the ...
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18
Jul
2023
Efficient And Multifunctional Electric Soldering Iron
Efficient and multifunctional electric soldering iron The high-efficiency multifunctional electric soldering iron uses an ASIC as a control circuit, which can continuously adjus...
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18
Jul
2023
Introduction To The Method Of Improving The Welding Quality Of Electric Solde...
Introduction to the method of improving the welding quality of electric soldering iron 1. When using an electric soldering iron for welding, it is necessary to ensure that each ...
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15
Jul
2023
Several Principles For Selecting Multimeter
Several Principles for Selecting Multimeter 1. Function In addition to the five functions of measuring AC and DC voltage, AC and DC current, and resistance, the digital multimet...