Transistor roles, characteristics and states
On 2018-12-13 11:45:47 in Knownlege
This article describes of transistor roles, characteristics and states ...
Insulation resistance
On 2018-12-11 14:12:15 in Knownlege
This article briefly introduces insulation resistance ...
What is an LED digital tube?
On 2018-10-29 15:10:23 in Photoelectric
A commonly used LED digital tube is composed of seven light-emitting tubes,which is composed of eight figures,with a decimal point inside the eight-section digital tube, Figure is shown as the digital tube shape and internal Structure Chart ...
What is the diode and how to judge whether it is good or bad?
On 2019-03-16 13:34:16 in Generally electronic semiconductor
This article briefly introduces the diode and how to judge whether it is good or bad ...
The method of using the ignition block of OTC700 series automobile digital multimeter
On 2019-04-26 10:58:45 in Knownlege
This article briefly introduces the method of using the ignition block of OTC700 series automobile digital multimeter ...
What is a photosensitive diode?
On 2018-12-29 14:09:47 in Photoelectric
This article writes about the photosensitive diode ...
Diode rectifier filter circuit，Diode half wave rectifier circuit
On 2018-09-12 13:00:54 in Memory
Power plant to send 50 Hz AC, after long-distance transmission, to the user is still 50 Hz AC, it is usually sent to industrial users 380 V three-phase AC, to ordinary civil users 220V single-phase AC. ...
Diode rectifier filter circuit Diode half wave rectifier circuit
On 2018-08-28 17:36:03 in Relays
Therefore, bridge rectifier has been widely used.Diode half wave rectifier circuit ...
What is the difference between a lithium battery charger and an adapter?
On 2021-07-02 10:47:03 in IC Chips
This article describes the characteristics of the lithium battery charger and an adapter. ...
The main role of the potentiometer?
On 2018-12-11 13:20:38 in Knownlege
This article describes the main role of the potentiometer ...
What are the common reason of fault of the electromagnet?
On 2019-01-08 14:24:09 in Knownlege
This article introduces the common reason of fault of the electromagnet. ...
How to detect and replace the magnetron?
On 2018-12-28 16:05:11 in Generally electronic component
This article describes the way to detect and replace the magnetron ...
What are the performance characteristics of the piezoelectric ceramic buzzer and how to detect it?
On 2018-12-25 10:39:23 in Generally electronic component
This article briefly introduces the performance characteristics and detection of the piezoelectric ceramic buzzer. ...
Resistor classification
On 2018-12-04 11:51:37 in Knownlege
This article describes the classification of resistors ...
What is a differential pair?
On 2018-10-27 11:20:00 in Knownlege
A differential pair of tubes is also called a pair of tubes or a differential pair of tubes. ...
What are the advantages of OLED screens over LED screens?
On 2019-07-15 10:38:43 in Photoelectric
This article describes the advantages of OLED screens over LED screens ...
How do you measure infrared light emitting diodes?
On 2018-10-26 16:48:19 in Memory
When detecting infrared light emitting diodes,there is a big difference between the pointer type multimeter and the digital multimeter ...
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 are the FPGA applications in aerospace?
On 2023-08-15 18:32:13 in IC Chips
This article describes the characteristics of the FPGA applications. ...
What are the FPGA radiation effects and their effects?
On 2023-08-12 13:26:57 in IC Chips
This article describes the characteristics of the FPGA radiation effects. ...
What are the RS-422 and RS-485 serial interface standards?
On 2022-02-24 11:00:56 in Connector
This article describes the characteristics of the RS-422 and RS-485 serial interface. ...
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 are the charging modes of wireless charging technology?
On 2021-06-09 10:37:18 in Sensor
This article describes the characteristics of the wireless charging technology. ...
What are the applications of door magnetic sensors in access control systems?
On 2021-01-23 11:02:53 in Sensor
This article introduces the application of door magnetic sensors in access control systems. ...
What is a double base diode (Unijunction transistor) and how to detect it?
On 2019-01-07 10:35:39 in Generally electronic semiconductor
This article describes the double base diode (Unijunction transistor) and the detection method of it. ...
What is the principle of photoelectric conversion devices?
On 2018-12-08 10:40:53 in Knownlege
This article describes the principle of photoelectric conversion devices ...
How does the water quality sensor used in aquaculture parameter detection work?
On 2023-11-13 16:00:14 in Sensor
This article describes the characteristics of the water quality sensor. ...
What are the five major material technologies for manufacturing nanosensors?
On 2023-09-23 11:37:27 in Sensor
This article describes the characteristics of the nanosensors. ...
What are the operating modes of Hall effect sensor switches?
On 2021-01-15 10:47:29 in Sensor
Classification and development history of Hall effect sensors ...
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 ...
How to detect resistors by a pointer multimeter?
On 2019-06-13 16:26:21 in Resistors
This article describes the method of detecting resistors by a pointer multimeter ...
What issues should pay attention to before using the multimeter?
On 2019-02-14 11:23:38 in Knownlege
This article introduces some issues should pay attention to before using the multimeter ...
What are the characteristics and parameters of the photosensitive resistor?
On 2019-01-08 15:44:42 in Generally electronic semiconductor
This article briefly introduces the characteristics and parameters of thephotosensitive resistor. ...
Transformer
On 2018-12-04 10:31:30 in Technology
This article describes the basic principles of the transformer ...
How is the EMC of the isolation transformer designed?
On 2019-09-11 10:16:25 in Generally electronic component
This article describes the characteristics of the transformer. ...
How to select a automobile digital multimeter?
On 2019-03-08 11:31:34 in Knownlege
This article describes the selection method of automobile digital multimeter. ...
A method of detecting gas-sensitive resistors by using pointer multimeter current shields.
On 2019-07-05 16:20:45 in Resistors
This article describes a method of detecting gas-sensitive resistors by using pointer multimeter current shields. ...
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. ...
Oscilloscope basical principle
On 2019-04-09 11:33:42 in Knownlege
This article describes the oscilloscope basical principle ...
What is the MAP sensor?
On 2018-12-03 11:33:59 in Sensor
This article describes the characteristics of MAP sensor ...