How to select a pointer multimeter?
On 2019-02-12 16:42:48 in Knownlege
How to measure inductance using the universal bridge meter?
On 2019-01-27 15:10:38 in Knownlege
What is the types and role of flux?
On 2019-01-27 15:02:59 in Knownlege
What is a triode and how to identify its electrode?
On 2019-01-21 10:49:36 in Generally electronic semiconductor
The difference between different sensors
On 2019-01-15 12:16:47 in Sensor
What are the common reason of fault of the electromagnet?
On 2019-01-08 14:24:09 in Knownlege
What are the principle,types and main technical parameters of a switch?
On 2019-01-08 10:56:57 in Generally electronic component
One of the special resistor:thermistor
On 2019-01-07 16:33:18 in Resistors
What is a two-way trigger diode and how to detect it?
On 2019-01-02 17:59:43 in Generally electronic semiconductor
Photosensitive resistor and photosensitive transistor
On 2018-12-29 15:34:08 in Photoelectric
Further Promotes the Growth of the Smart Cable Protection System
On 2018-12-29 11:53:50 in Knownlege
Why a HOT-SPARE Hard Disk is a bad idea
On 2018-12-29 11:10:45 in Knownlege
How to detect and replace the magnetron?
On 2018-12-28 16:05:11 in Generally electronic component
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. ...
What is a piezomagnetic sensor and its role?
On 2018-12-21 13:56:32 in Sensor
What are the main parameters of FET?
On 2018-12-15 12:01:33 in Generally electronic semiconductor
What is a three-terminal integrated voltage regulator and how to classify?
On 2018-12-14 15:01:07 in Knownlege
This article describes the role of three-terminal integrated voltage regulator and how to classify ...
What is a negative temperature coefficient thermistor ( NTC )?
On 2018-12-14 14:37:37 in Generally electronic semiconductor
What is a unidirectional thyristor?
On 2018-12-14 11:49:41 in Generally electronic semiconductor
If the computer power supply is insufficient, will it cause the performance of the graphics card to drop?
On 2018-12-11 11:33:39 in Knownlege
The article explores the impact of computer power shortage on graphics performance and the choice of power supply. ...
Type and function of time relay
On 2018-12-08 10:45:33 in Knownlege
How to choose an air switch
On 2018-12-06 13:34:28 in Knownlege
Main cell phone sensor
On 2018-12-06 10:44:40 in Knownlege
Resistor classification
On 2018-12-04 11:51:37 in Knownlege
What is the turn-off thyristor?
On 2018-10-29 15:02:28 in Generally electronic semiconductor
The GTO is also a PNPN four-layer semiconductor device whose structure and equivalent circuit are the same as ordinary thyristors. ...
What is a one-way thyristor?
On 2018-10-29 13:54:54 in Generally electronic semiconductor
SCR is a three-terminal semiconductor device composed of PNPN four-layer semiconductor material. ...
What is a differential pair?
On 2018-10-27 11:20:00 in Knownlege
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. ...
how to detect the transient voltage suppression diode?
On 2018-10-26 17:00:00 in Generally electronic semiconductor
using a multimeter RX 10kilo-ohm for a monopole type TVS,the positive and reverse resistors can be measured by measuring ordinary diodes ...
How to identify and detect common diodes?
On 2018-10-26 15:48:50 in IC Chips
Intuitive judgment. Some of the circuit symbols are printed on the diode to indicate polarity; one end of the negative pole of the diode is printed with a color ring as a negative mark ...
What are the applications of MEMS ultrasonic sensors?
On 2023-08-29 18:23:26 in Sensor
What is the working principle and function of the air conditioning sensor?
On 2023-08-21 17:53:57 in Sensor
What are the FPGA radiation effects and their effects?
On 2023-08-12 13:26:57 in IC Chips
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 ...
What is the working principle and role of air conditioning sensors?
On 2023-06-25 13:24:07 in Filter
How to solve some problems of RS-485?
On 2022-03-01 11:32:36 in Connector
What are the RS-422 and RS-485 serial interface standards?
On 2022-02-24 11:00:56 in Connector
What are the application fields of led display?
On 2022-01-05 10:45:29 in Discrete Semiconductor
What are the grounding problems of RS-422 and RS-485?
On 2021-12-01 10:59:45 in Connector