This article introduces how to judge whether the capacitor is good or bad ...

This article describes the method to judge a capacitor is good or bad and replace the bad one ...

This article briefly introduces the parasitic effects of resistors and capacitors ...

This article describes the characteristics of the controllers. ...

This article describes the analysis of bad welding quality and countermeasures ...

This article describes the use and repair of the solder sucker. ...

This article describes the Dip welding and wave soldering technology ...

When the printed circuit board of the automatic dip welding machine has been inserted with components,the solder slot rises automatically when the printed circuit board is sent to the station by the conveyor belt ...

​ This article briefly introduce how to identify and detect electronic components ...

This article briefly introduces the five major electronic components。 ...

This article describes the board soldering considerations ...

This article is about welding ...

This article is about the difference between electronic component plug-ins and patches. ...

This article describes how to make an inductive electronic welcome device ...

This article describes how to make a fast battery charger ...

This article describes the detection method of the capacitance of the computer motherboard ...

This article briefly introduces the difference between digital power and analog power ...

This article briefly introduces a method that extend the life of electrical appliances ...

This article briefly introduces the welding of printed circuit boards ...

This article writes about the DDR2 memory power supply circuit analysis. ...

This article describes how to measure motherboard standby conditions. ...

This article describes how to produce a LED dimming table lamp ...

This article describes how to use the universal bridge meter for measuring capacitance. ...

This article write about the work principle of LED cycle light and the list of components to form it ...

This article describes how to make DC adjustable power supply ...

This article describes the layout and wiring of components ...

This article describes the characteristics of the EMI. ...

This article describes the use methods of digital multimeter. ...

This article describes the characteristics of the voltage regulation. ...

This article describes to make an electronic energy saving lamp ...

This article briefly introduces four steps and methods for fast learning of single-chip microcomputer beginners ...

This article describes the maintenance method of CMOS circuit. ...

This article briefly introduces how to repair the mechanical multimeter AC voltage and current mode fault. ...

The article explores some repair methods after the transformer has been damaged ...

This article writes about the working principle of intelligent colored lights controller ...

This article describes the method of measure if the start-up circuit motherboard is short-circuited. ...

This article writes about the digital multimeter common faults and maintenance. ...

This article describes how to manufacture a mobile phone battery charger? ...

Keyboard, mouse interface circuit analysis and maintenance. ...

This article briefly introduces several precautions for manual soldering. ...