What are the main applications of PLC?
On 2019-07-01 18:08:02 in Generally electronic component
Method for measuring the value of high resistance with a pointer multimeter.
On 2019-06-12 15:19:18 in Resistors
This article describes the method for measuring the value of high resistance with a pointer multimeter. ...
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. ...
New superconducting materials needed to further develop future computers have been discovered.
On 2019-05-08 14:32:22 in Technology
This article describes that new superconducting materials needed to further develop future computers have been discovered. ...
Memory VTT power supply circuit analysis.
On 2019-04-29 10:52:17 in Knownlege
Active PFC and passive PFC
On 2019-04-10 11:11:40 in Knownlege
Knowledge requirement of maintain the ATX power
On 2019-03-29 11:32:15 in Technology
How to detect the Field effect transistor quality and replace the bad one ?
On 2019-03-23 11:36:39 in Generally electronic semiconductor
What is the ATX power?
On 2019-03-11 13:43:25 in Knownlege
How to choose a mechanical multimeter?
On 2019-01-27 15:14:01 in Knownlege
Common switch and automatic switch: relay
On 2019-01-21 16:53:38 in Generally electronic component
What is the Titanate system?
On 2019-01-14 17:51:29 in Knownlege
What are the common diodes?
On 2019-01-07 15:51:31 in Generally electronic semiconductor
Product packaging
On 2019-01-05 10:46:35 in Knownlege
Photosensitive resistor and photosensitive transistor
On 2018-12-29 15:34:08 in Photoelectric
How to detect and replace the magnetron?
On 2018-12-28 16:05:11 in Generally electronic component
what is a discoloration light emitting diode?
On 2018-12-27 13:33:07 in Photoelectric
What is a magnetoelectric sensor and its roles?
On 2018-12-25 11:32:53 in Sensor
What is a humidity sensitive resistor?
On 2018-12-25 10:55:13 in Resistors
This article describes about the characteristics and detection of the humidity sensitive resistor ...
What is a piezomagnetic sensor and its role?
On 2018-12-21 13:56:32 in Sensor
How home automation works!
On 2018-12-21 10:55:44 in Knownlege
What is an optical coupler and how to measure it?
On 2018-12-15 14:23:34 in Photoelectric
What is an inductor character and its role?
On 2018-12-15 10:36:16 in Inductor
What is the difference and connection between the transmitter and the sensor?
On 2018-12-11 10:57:03 in Knownlege
This article writes about the difference and connection between the transmitter and the sensor ...
Display LCD and LED
On 2018-12-08 10:52:21 in Generally electronic semiconductor
Main cell phone sensor
On 2018-12-06 10:44:40 in Knownlege
Signal line design
On 2018-12-05 10:52:23 in Technology
Characteristics of White LED
On 2018-12-01 11:07:51 in Photoelectric
How to detect , repair and replace inductance the ordinary coil?
On 2018-12-01 09:58:56 in Inductor
Five.Optocoupler
On 2018-10-31 11:35:12 in Generally electronic semiconductor
Optocoupler is an electrical and photoelectric converter composed of LED and photosensitive transistors ...
What is a damped line output transistor?
On 2018-10-27 11:06:35 in Relays
The line output high power transistor with a damping transistor is a special tube in the output circuit of the television.Figure 6A shows the internal structure and equivalent circuit of the output transistor with damping line ...
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 transient voltage suppressor diode ( TVS )?
On 2018-10-26 16:57:28 in Relays
Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...
How to detect fast recovery, ultrafast recovery diode?
On 2018-10-26 16:05:55 in Memory
The method of measuring fast recovery and ultrafast recovery diode with multimeter is basically the same as the method of detecting plastic sealed silicon rectifier diode. ...
what is a diode? What are the features?
On 2018-10-26 15:47:07 in Generally electronic semiconductor
The second plate has a unidirectional conductivity, allowing only the current to flow from the positive to the negative ...
What is the three-layer stacking technology of Sony's image sensor?
On 2023-08-07 18:46:09 in Sensor
Thermal Management and Heat Dissipation Technology in PCBA Design
On 2023-08-01 11:09:51 in PCBA
In the PCBA (Printed Circuit Board Assembly) design process, thermal management and heat dissipation technology are crucial. This article will introduce the thermal management principles and common heat dissipation technologies in PCBA design to help read ...
The relationship and optimization method between PCBA design and electromagnetic compatibility (EMC)
On 2023-07-22 15:54:42 in PCBA
Electromagnetic compatibility (EMC) is an important consideration in PCBA (Printed Circuit Board Assembly) design. This article will introduce the relationship between PCBA design and EMC, explain the reasons for EMC problems, and provide some optimizatio ...
Seven steps of PCB layout and wiring and circuit board design skills
On 2023-07-08 15:50:26 in PCBA
PCB layout and routing is a crucial step in circuit board design, which determines circuit performance and reliability. This article will introduce the seven steps of PCB layout and routing, and share some circuit board design skills, aiming to help impro ...