What is the structure of the moving coil microphone and how to detect it?
On 2019-01-02 15:05:41 in Knownlege
This article describes the structure and detection of the moving coil microphone ...
How to use pointer multimeter to judge the capacitance value and the capacitance of large capacity electrolytic capacitors
On 2019-11-14 11:02:16 in Capacitors
This article describes the characteristics of using pointer multimeter to judge the capacitance value and the capacitance of large capacity electrolytic capacitors ...
What are the principles and applications of acceleration sensors?
On 2023-06-30 11:20:40 in Sensor
This article describes the characteristics of the acceleration sensors. ...
what is LCD (LCD)? What are the characteristics?
On 2018-10-29 15:41:03 in Generally electronic semiconductor
The composition of liquid crystal is an organic compound,which is composed of carbon.At room temperature,the liquid crystal is a kind of substance between solid and liquid,that is,the dual characteristics of solid and liquid substances. ...
Photosensitive resistor
On 2018-10-31 11:15:12 in Resistors
Photoresistor is a device made of semiconductor photoelectric effect principle.When the semiconductor is exposed to light ...
Headphones and piezoceramic buzzers
On 2019-01-05 13:30:31 in Generally electronic component
This article describes the headphones and piezoceramic buzzers ...
FPC connector structure principle
On 2019-07-03 10:40:57 in Connector
This article briefly introduces the FPC connector structure principle ...
How to check the switch?
On 2018-12-15 14:43:25 in Generally electronic component
This article briefly introduces some ways to check the switch ...
Different role of reed relay and solid state relay
On 2019-01-04 11:43:43 in Relays
This article describes the role of reed relay and solid state relay ...
How to detect the capacitance of the computer motherboard
On 2018-12-05 11:13:03 in Technology
This article describes the detection method of the capacitance of the computer motherboard ...
What is the working principle of the primary battery?
On 2019-08-15 10:13:17 in Generally electronic semiconductor
This article describes the characteristics of the battery. ...
What is the difference between resonant capacitor and filter capacitor?
On 2021-05-18 10:45:29 in Generally electronic semiconductor
This article describes the characteristics of the capacitor. ...
What are the common fault solutions for DC high voltage generators?
On 2021-05-19 10:40:16 in Generally electronic semiconductor
This article describes the characteristics of the generators. ...
What is a capacitance meter and how to use?
On 2019-01-02 16:16:00 in Knownlege
This article describes the capacitance meter and the use of it. ...
Electret capacitive microphone
On 2018-11-01 14:19:07 in Relays
To measure the secondary coil of the output transformer,it can be measured directly with the two surface pen to check the output end of the city ...
How to realize energy-saving AC drive system of electric vehicle based on boost DC-DC bidirectional converter and inverter?
On 2021-07-23 10:42:32 in Transformer
This article describes the characteristics of the converter. ...
Pin identification and detection method of LED digital tube
On 2019-01-05 12:09:49 in Photoelectric
This article describes the pin identification and detection method for LED digital tube ...
The identification of model and pin
On 2018-11-01 16:51:26 in Relays
Because the number of LED digital tube is not unified,it can be said that there are no rules to follow ...
What should be pay attention when installing a capacitor on a board?
On 2019-01-18 17:03:00 in Capacitors
This article describes what should be pay attention when installing a capacitor on a board ...
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 a wavefront sensor?
On 2018-12-04 10:38:41 in Photoelectric
This article briefly introduces the wavefront sensor ...
What are the types of gas sensors?
On 2020-11-13 10:58:12 in Sensor
This article describes the characteristics of the gas sensors. ...
What is a mechanical multimeter?
On 2018-12-11 14:49:07 in Technology
This article introduces how to use mechanical multimeter ...
What is the difference between a triode and a MOS transistor on an analog circuit?
On 2019-12-02 10:36:58 in Generally electronic semiconductor
This article describes the characteristics of the triode and a MOS transistor. ...
OLED illumination principle and structure
On 2019-06-15 15:27:31 in Generally electronic semiconductor
This article write about the OLED illumination principle and structure ...
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 advantages of wireless APs compared to wireless routers?
On 2019-07-30 11:22:37 in Generally electronic component
This article briefly introduces the advantages of wireless APs compared to wireless routers ...
How to manufacture a mobile phone battery charger?
On 2019-01-22 16:56:32 in Technology
This article describes how to manufacture a mobile phone battery charger? ...
How to solve the interference problem in the motor controller EMC test process？
On 2019-08-12 10:13:51 in Technology
This article describes the characteristics of the motor controller. ...
What issues should pay attention to when using the multimeter?
On 2019-02-16 10:36:20 in Knownlege
This article introduces some issues should pay attention to when using the multimeter ...
Intel dual bridge G41 chipset motherboard timing.
On 2019-11-25 11:21:43 in IC Chips
This article describes the characteristics of Intel dual bridge G41 chipset motherboard timing. ...
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 ...
Is the connection effect on the electrical connector good?
On 2020-06-18 11:54:31 in IC Chips
This article describes the characteristics of the eleal connectctricor. ...
The resistance between 2E and C
On 2018-10-27 11:00:40 in Relays
The resistance between 2E and C.Silicon tube is almost infinite size power pin tube in the tens of thousands of euros,high-power wrong tube in the hundreds of Europe.If the measured resistance is zero ...
How to connect test lines when using DC / AC mode shields?
On 2019-04-20 13:38:41 in Technology
This article describes Method of properly connecting test lines when using DC / AC mode shields. ...
What are the characteristics and shape and measuring range of digital multimeter?
On 2019-02-15 13:59:23 in Knownlege
This article briefly introduces the characteristics and shape and measuring range of digital multimeter ...
What should be paid attention to in the application of fixed capacitors?
On 2018-12-15 10:55:38 in Capacitors
This article discusses the application notes for fixed capacitors. ...
DS05- 7B (seven tube) superheterodyne radio debugging
On 2019-01-14 17:26:09 in Knownlege
This article writes about the DS05- 7B (seven tube) superheterodyne radio debugging ...
How to measure the MOS field effect transistor?
On 2018-12-21 14:50:02 in Generally electronic semiconductor
This article briefly introduces how to measure the MOS field effect transistor ...
How to detect the fixed capacitor?
On 2018-12-14 11:39:59 in Capacitors
This article writes about the detect of capacitor. ...