what is an infrared light emitting diode and how to detect it?
On 2018-12-28 16:43:35 in Generally electronic semiconductor
This article briefly introduces the infrared light emitting diode and the method to detect it. ...
How to select and maintain fixed resistors?
On 2018-12-14 14:25:13 in Knownlege
This article describes how to select and maintain fixed resistors ...
How to detect the fixed capacitor?
On 2018-12-14 11:39:59 in Capacitors
This article writes about the detect of capacitor. ...
Components with self-inductance are called inductors
On 2018-10-31 10:49:39 in IC Chips
The inductor is generally composed of a skeleton,a winding,a shield,a package material,a magnetic core, or an iron core. ...
what is an infrared light emitting diode?
On 2018-10-26 16:45:24 in Memory
determine the order of the arrangement of the pins.The multimeter is placed in the R*1 thousand euro file ...
what is a super bright light emitting diode?
On 2018-10-26 16:22:18 in Generally electronic semiconductor
The common L.ED luminescence intensity has developed from several mned to dozens of med. ...
ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices
On 2019-07-29 11:17:46 in Generally electronic component
This article briefly introduces ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices ...
A55 chip board 1.1V bridge power supply analysis.
On 2019-04-04 11:05:00 in IC Chips
This article writes about the A55 chip board 1.1V bridge power supply analysis. ...
What are the difference of use of digital multimeter and pointer multimeter.?
On 2019-02-20 11:00:08 in Knownlege
This article describes the comparison of the use of digital multimeter and pointer multimeter. ...
What are the problems with internal heat soldering irons and how to repair them?
On 2019-01-28 17:41:29 in Technology
This article describes the problems with internal heat soldering irons and how to repair them ...
What is a permanent magnetic synchronous motor?
On 2019-01-07 15:23:44 in Generally electronic component
This article describes the permanent magnetic synchronous motor ...
What is a four-way solenoid directional valve?
On 2019-01-05 13:53:56 in Knownlege
This article describes the role of the four-way solenoid directional valve ...
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. ...
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 ...
Multi-turn potentiometer and single-turn potentiometer
On 2018-12-10 11:01:32 in Knownlege
This article briefly introduces multi-turn potentiometer and single-turn potentiometer ...
What is a wavefront sensor?
On 2018-12-04 10:38:41 in Photoelectric
This article briefly introduces the wavefront sensor ...
Characteristics of printed circuit boards
On 2018-12-03 14:26:17 in Technology
This article describes the characteristics of printed circuit boards ...
What is the MAP sensor?
On 2018-12-03 11:33:59 in Sensor
This article describes the characteristics of MAP sensor ...
How to detect the BTG thyristor?
On 2018-10-29 15:08:36 in Memory
Judging the electrode to place the multimeter in RX1K2 block,and the red and black stylus rotation to connect a pair of electrodes,when a pair of pins is measured to be low resistance ...
What is the importance of RFID systems to hospitals?
On 2023-05-12 11:40:29 in IC Chips
This article describes the characteristics of the RFID systems. ...
How to import smart optical sensors into laptops?
On 2020-12-04 12:11:01 in Sensor
This article describes the characteristics of the optical sensors. ...
What is the principle of pulse sensor?
On 2023-07-07 11:25:13 in IC Chips
This article describes the characteristics of the pulse sensor. ...
Will the new 6GHz Wi-Fi technology boost the global economy?
On 2023-06-15 16:55:48 in IC Chips
This article describes the characteristics of the wireless technologies. ...
What are the hard disk interfaces?
On 2022-06-08 10:38:31 in Question
This article describes the characteristics of the interfaces. ...
What is the prospect of the LCD panel industry?
On 2021-12-08 10:57:58 in Photoelectric
This article describes the characteristics of the LCD panel. ...
What is the difference between analog and digital circuits in PCB design?
On 2021-03-23 10:49:58 in IC Chips
This article describes the characteristics of the digital circuits in PCB design. ...
What is the mainstream sensor technology in the car？
On 2020-12-28 10:36:49 in Sensor
This article describes the characteristics of the sensors ...
How do sensors improve the level of safety protection?
On 2020-12-21 11:15:42 in Sensor
This article describes the characteristics of the sensors. ...
Is Facebook's cloud storage a welfare or a trap?
On 2019-08-05 10:46:43 in Memory
This article describes the characteristics of the memory. ...
How to detects whether the trigger circuit correlation signal of start-up circuit is normal or not?
On 2019-07-02 15:45:18 in Technology
This article briefly introduces the method of detecting whether the trigger circuit correlation signal of start-up circuit is normal or not. ...
The main classification of MEMS sensors
On 2019-07-01 17:49:01 in Sensor
This article describes the main classification of MEMS sensors ...
How to measure motherboard standby conditions?
On 2019-06-15 15:28:54 in Technology
This article describes how to measure motherboard standby conditions. ...
Analysis on the related knowledge of RJ45 connector
On 2019-05-14 14:29:22 in Connector
This article write about the Analysis on the related knowledge of RJ45 connector ...
Eight guidelines for handling artificial intelligence (AI)
On 2019-05-11 13:48:24 in Knownlege
This article describes eight guidelines for handling artificial intelligence (AI) ...
What are the reference voltage points of ATX power supplies?
On 2019-04-15 14:08:24 in Knownlege
This article briefly introduces the the reference voltage points of ATX power supplies ...
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 ...
Different roles of different resistors in the circuit
On 2019-03-15 11:13:13 in Resistors
This article describes the different roles of different resistors in the circuit ...
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 ...