What are the main parameters and types of LEDs and how to detect LED?
On 2018-12-14 13:55:28 in Photoelectric
Headphones and piezoceramic buzzers
On 2018-11-03 15:17:06 in Memory
Headset is also an electro-acoustic conversion device,which is similar in structure to an electric speaker,it is also composed of magnet,voice coil,vibrating diaphragm, etc,but the voice coil of the earphone is mostly fixed ...
How to measure the color LED dot matrix display?
On 2018-10-29 15:33:54 in Memory
The color LED dot matrix display is the same as monochrome.You can use short columns or rows of methods to detect,just a little cumbersome operation ...
What is a monochrome LED dot matrix display?
On 2018-10-29 15:27:20 in Relays
Excellent LED dot matrix display is a monochrome light-emitting diode in accordance with the structure of rows and columns ...
How to deal with EMI and EMC in high frequency?
On 2021-04-01 10:38:22 in Generally electronic component
Application analysis of analog signal path in portable medical equipment?
On 2021-03-30 10:27:00 in Filter
EMI and ESD noise suppression design solutions based on LCD or camera?
On 2020-10-20 11:13:47 in IC Chips
Based on STC12C5A60S2 single-chip microcomputer, how to design the intersection traffic detection system?
On 2019-08-27 10:36:55 in Technology
How to measure capacitance capacity?
On 2019-11-09 10:29:13 in Capacitors
What are the advantages of wireless APs compared to wireless routers?
On 2019-07-30 11:22:37 in Generally electronic component
Connector is very important in our daily lives
On 2019-07-06 15:22:02 in Connector
Is the quality of the connector linked to the price?
On 2019-05-31 14:30:07 in Connector
How to detect the quality of fuse resistor and thermistor by pointer multimeter?
On 2019-05-31 14:16:46 in Resistors
This article aims to describe some methods for detecting the quality of a fuse resistor and thermistor by a pointer multimeter. ...
Circuit diagram inspection
On 2019-03-19 15:33:37 in Knownlege
Several common capacitor applications on the motherboard.
On 2019-03-09 11:38:45 in Capacitors
What are the methods for reducing errors in resistance detection with a pointer multimeter?
On 2019-02-14 10:47:00 in Resistors
What is the silicate system?
On 2019-01-15 11:07:23 in Knownlege
What is the Titanate system?
On 2019-01-14 17:51:29 in Knownlege
What is tungsten-molybdate system?
On 2019-01-14 16:51:56 in Knownlege
What is a binary code and encoder ?
On 2019-01-11 13:34:20 in IC Chips
Future Development of White LED
On 2019-01-09 16:10:56 in Photoelectric
What are the basic categories classifications and power supply mode of integrated operational amplifier?
On 2019-01-09 13:49:41 in IC Chips
This article describes the basic categories classifications and power supply mode of integrated operational amplifier. ...
What the characteristics of single layer coil inductor?
On 2019-01-08 14:41:30 in Inductor
What is Logic Algebra?
On 2019-01-07 17:43:41 in Knownlege
Two types of mechanical switch and their detection methods.
On 2019-01-07 15:04:43 in Generally electronic component
What is low frequency power amplifier circuit?
On 2019-01-07 14:27:17 in Knownlege
What is a LED emission tube and how to detect it?
On 2018-12-21 14:28:11 in Photoelectric
What are the resistors functions,parameters and how to identify the resistance of the resistor?
On 2018-12-17 13:58:35 in Resistors
This article describes what are the resistors functions,parameters and how to identify the resistance of the resistor? ...
Rated power rating and detection method of fixed resistance
On 2018-12-13 14:58:39 in Knownlege
Type and function of time relay
On 2018-12-08 10:45:33 in Knownlege
what is a transformer?
On 2018-12-01 10:13:03 in Generally electronic component
Transformer is also a kind of inductance component. It is a component made of electromagnetic induction principle of inductor. ...
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 is a double base diode (single junction transistor)?
On 2018-10-26 17:09:25 in Memory
Double base diode,also known as single crystal transistor (UJT)is a three terminal semiconductor device with only one PN junction.the circuit symbol,internal structure and equivalent circuit of double base diode. ...
What are the six reasons why automakers have upgraded to Wi-Fi 6?
On 2023-06-14 14:31:22 in IC Chips
What are the excitation technology and frequency reading technology of vibrating wire sensors?
On 2021-06-01 10:55:12 in Sensor
What are the detection methods of the sensor?
On 2020-12-02 11:26:53 in Sensor
What are the termination methods for electrical connectors?
On 2020-07-23 11:06:41 in IC Chips
What are the application characteristics and development trends of automotive connectors?
On 2020-06-12 10:44:33 in Generally electronic semiconductor
What is FPGA, what are the advantages and disadvantages?
On 2019-12-19 10:47:00 in IC Chips
How to design power supply electromagnetic compatibility?
On 2019-08-20 11:13:38 in Generally electronic semiconductor