How to make an electronic energy saving lamp?
On 2019-01-19 16:55:13 in Technology
This article describes to make an electronic energy saving lamp ...
How the PSON to power on the ATX and then output other dc outputs?
On 2019-03-16 13:48:08 in Technology
This article writes about the PSON to power on the ATX and then output other dc outputs? ...
How to reduce errors in detecting AC voltages with using a pointer multimeter?
On 2019-02-12 17:11:15 in Knownlege
This article briefly introduces the methods for reducing errors in detecting AC voltages. ...
Intel single bridge H55 chipset motherboard timing.
On 2020-01-03 11:17:51 in Generally electronic semiconductor
This article describes the characteristics of Intel single bridge H55 chipset motherboard timing. ...
What is the working principle of various buck regulators?
On 2021-07-13 10:55:40 in Transformer
This article describes the characteristics of the regulators. ...
How to detect a transformer?
On 2018-12-20 11:11:48 in Generally electronic component
This article describes how to detect a transformer. ...
What is the relationship between the chip and the discrete device?
On 2018-12-11 10:49:57 in Knownlege
This article briefly introduces the relationship between the chip and the discrete device ...
In-situ calibration-what is the best method for temperature sensor calibration?
On 2023-11-15 16:35:52 in Sensor
This article describes the characteristics of the temperature sensor. ...
What types of monitors are divided into display technologies?
On 2021-11-27 10:41:03 in Photoelectric
This article describes the characteristics of the display technologies. ...
What are the advantages of OLED?
On 2021-11-04 10:44:37 in Photoelectric
This article describes the characteristics of the L OLED. ...
What is a BTG thyristor?
On 2018-10-29 15:06:32 in Generally electronic semiconductor
The BTG thyristor is a special semiconductor device.The utility model can be used as a thyristor and can be used as a single junction transistor ( double base diode ) ...
What are the interfaces on motherboards?
On 2019-02-13 13:09:43 in Knownlege
This article describes the interfaces on motherboards ...
How the Intel H61 chipset motherboard works?
On 2019-04-29 11:00:33 in IC Chips
This article writes about the work principle of Intel H61 chipset motherboard ...
What is the working principle of water tank water level automatic controller ?
On 2019-01-23 17:14:25 in Knownlege
This article writes about the working principle of water tank water level automatic controller ...
Li-Po battery or Lithium-Polymer battery is a rechargeable battery
On 2018-12-20 13:24:38 in Generally electronic component
This article briefly introduces Li-Po battery or Lithium-Polymer battery ...
How to detect the Field effect transistor quality and replace the bad one ?
On 2019-03-23 11:36:39 in Generally electronic semiconductor
This article writes about the detection and replacement of Field effect transistor quality ...
How to measure the optocoupler?
On 2018-10-27 10:43:42 in Photoelectric
Because the way of the optical coupler is not the same,so the test should be based on different structures for measurement and judgment. ...
What screen is led backlight and what is the difference with OLED?
On 2021-10-26 11:25:34 in Photoelectric
This article describes the characteristics of the led backlight ...
Method of measuring common resistance and high resistance by digital multimeter.
On 2019-07-01 18:12:58 in Resistors
This article describes the method of measuring common resistance and high resistance by digital multimeter. ...
What is the high-power VMOS field effect transistor and how to detect it?
On 2018-12-25 11:24:29 in Generally electronic semiconductor
This article writes about the high-power VMOS field effect transistor ...
GND( ground) resistor value measured by a multimeter
On 2019-04-02 11:32:30 in Resistors
This article describes the GND( ground) resistor value measured by a multimeter ...
How to use the negative output voltage to adjust the LED current in a buck-boost topology?
On 2020-03-16 10:14:18 in IC Chips
This article describes the characteristics of the LED. ...
What are the classification of digital multimeter?
On 2019-02-15 13:48:08 in Knownlege
This article describes the classification of digital multimeter. ...
Will OLED display technology become mainstream in the next decade?
On 2020-08-01 10:55:26 in Generally electronic semiconductor
This article describes the characteristics of the OLED display. ...
What is a high-power Darlington tube ( module )?
On 2018-10-27 11:25:32 in IC Chips
The high-power Darlington tube is internally connected with a protective device,and the internal structure of the high-power Darlington tube is shown in Figure ...
Analysis of the power supply circuit of the main board bridge of the Intel H61 chipset.
On 2019-11-15 11:00:45 in Capacitors
This article describes the characteristics of the power supply circuit of the main board bridge of the Intel H61 chipset. ...
How to choose the drive resistance in the triode analog circuit?
On 2019-09-28 10:43:01 in Technology
This article describes the characteristics of the drive resistance. ...
Control power,power supply and chassis power supply
On 2018-12-11 11:23:56 in Knownlege
This article writes about the different roles of control power,power supply and chassis power supply ...
How much do you know about LED display and DLP splicing screen?
On 2020-07-29 11:26:53 in Generally electronic semiconductor
This article describes the characteristics of the LED display and DLP splicing screen. ...
What are the three main technical routes for white LEDs?
On 2022-01-10 10:43:03 in Discrete Semiconductor
This article describes the characteristics of the white LEDs. ...
What are the main parameters and types of LEDs and how to detect LED?
On 2018-12-14 13:55:28 in Photoelectric
This article writes about the the main parameters and types of LEDs and how to detect LED ...
The main parameters of LED
On 2018-10-31 11:11:54 in Memory
The main parameters of LED include the maximum working current Im and the maximum reverse voltage Um ...
The operating principle of the Intel dual-bridge G41 chipset motherboard boot circuit.
On 2019-04-17 17:02:11 in Knownlege
This article describes the operating principle of the Intel dual-bridge G41 chipset motherboard boot circuit. ...
What are the methods for reducing errors in resistance detection with a pointer multimeter?
On 2019-02-14 10:47:00 in Resistors
This article describes the methods for reducing errors in resistance detection ...
Photosensitive resistor and photosensitive transistor
On 2018-12-29 15:34:08 in Photoelectric
This article describes the photosensitive resistor and photosensitive transistor ...
What is a transistor? What's the role?
On 2018-10-27 10:46:55 in Relays
Transistors are also called semiconductor diodes,which can be said to be the most important devices in electronic circuits ...
How to make a simple buck controller?
On 2021-08-28 10:56:53 in Generally electronic semiconductor
This article describes the characteristics of the controller. ...
What is the sensor of the engine electronic control system?
On 2023-11-28 15:23:27 in Sensor
This article describes the characteristics of the sensor. ...
What is the working principle of various buck regulators?
On 2021-07-26 11:33:07 in Transformer
This article describes the characteristics of the regulators. ...
How to make DC adjustable power supply?
On 2019-01-22 16:54:34 in Technology
This article describes how to make DC adjustable power supply ...