How to detect positive temperature coefficient thermistor PTC.

On 2019-06-04 16:23:31  in Resistors

How to detect positive temperature coefficient thermistor PTC.

This article briefly introduces the method of detecting positive temperature coefficient thermistor PTC. ...

The operating principle of AMD single-bridge A55 chipset motherboard boot circuit.

On 2019-04-26 10:52:17  in Knownlege

The operating principle of AMD single-bridge A55 chipset motherboard boot circuit.

This article describes the operating principle of AMD single-bridge A55 chipset motherboard boot circuit. ...

Discrimination on the pseudo-concept of "reverse earth resistor value and modification of multimeter pens

On 2019-04-16 11:29:12  in Knownlege

Discrimination on the pseudo-concept of "reverse earth resistor value and modification of multimeter pens

This article briefly introduces the discrimination on the pseudo-concept of "reverse earth resistor value” and modification of multimeter pens ...

How to judge whether there is a fault element according to the value of earth resistance?

On 2019-04-03 14:22:13  in Knownlege

How to judge whether there is a fault element according to the value of earth resistance?

This article describes the how to judge whether there is a fault element according to the value of earth resistor. ...

How to detect the Field effect transistor quality and replace the bad one ?

On 2019-03-23 11:36:39  in Generally electronic semiconductor

How to detect the Field effect transistor quality and replace the bad one ?

This article writes about the detection and replacement of Field effect transistor quality ...

How to judge a capacitor is good or bad and replace the bad one?

On 2019-03-11 12:00:02  in Technology

How to judge a capacitor is good or bad and replace the bad one?

This article describes the method to judge a capacitor is good or bad and replace the bad one ...

What are the processing methods of adverse contact phenomenon during using pointer multimeters?

On 2019-02-15 14:01:34  in Knownlege

What are the processing methods of adverse contact phenomenon during using pointer multimeters?

This article briefly introduces the processing methods of adverse contact phenomenon during using pointer multimeters. ...

What are the method of judging the probable fault position of the pointer multimeter?

On 2019-02-14 11:03:30  in Knownlege

What are the method of judging the probable fault position of the pointer multimeter?

This article briefly introduces the method of judging the probable fault position of the pointer multimeter ...

How to measure inductance using the universal bridge meter?

On 2019-01-27 15:10:38  in Knownlege

How to measure inductance using the universal bridge meter?

This article writes about the universal bridge meter measuring inductance ...

How to make an inductive electronic welcome device?

On 2019-01-23 17:10:29  in Technology

How to make an inductive electronic welcome device?

This article describes how to make an inductive electronic welcome device ...

What are the common semiconductor rectifying electronic components?

On 2019-01-18 18:08:19  in Generally electronic semiconductor

What are the common semiconductor rectifying electronic components?

This article describes the common semiconductor rectifying electronic components ...

How to drawing of printed circuit boards?

On 2019-01-12 16:22:12  in Knownlege

How to drawing of printed circuit boards?

This article briefly introduces how to drawing of printed circuit boards. ...

What is a binary code and encoder ?

On 2019-01-11 13:34:20  in IC Chips

What is a binary code and encoder ?

This article describes the binary code and encoder ...

What are the common reason of fault of the electromagnet?

On 2019-01-08 14:24:09  in Knownlege

What are the common reason of fault of the electromagnet?

This article introduces the common reason of fault of the electromagnet. ...

How to use the clamp ammeter?

On 2018-12-29 14:18:45  in Knownlege

How to use the clamp ammeter?

This article briefly introduces the use of clamp ammeter ...

How to detect and replace the magnetron?

On 2018-12-28 16:05:11  in Generally electronic component

How to detect and replace the magnetron?

This article describes the way to detect and replace the magnetron ...

Bidirectional thyristor and Gate turn-off ( GTO ) thyristor

On 2018-12-27 15:04:07  in Generally electronic semiconductor

Bidirectional thyristor and Gate turn-off ( GTO ) thyristor

This article describes the Bidirectional thyristor and Gate turn-off ( GTO ) thyristor ...

What is an insurance resistor and how to detect it?

On 2018-12-27 11:31:50  in Resistors

What is an insurance resistor and how to detect it?

This article briefly introduces what is an insurance resistor and how to detect it ...

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

What are the performance characteristics of the piezoelectric ceramic buzzer and how to detect it?

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 is a piezomagnetic sensor and its role?

This article describes the roles of piezomagnetic sensor ...

Rated power rating and detection method of fixed resistance

On 2018-12-13 14:58:39  in Knownlege

Rated power rating and detection method of fixed resistance

This article briefly introduces rated power rating and detection method of fixed resistance ...

How to repair the circuit board?

On 2018-12-10 13:33:55  in Technology

How to repair the circuit board?

​This article briefly introduces how to repair the circuit board? ...

The main characteristic of the diode is Danxian

On 2018-10-30 10:56:52  in Memory

The main characteristic of the diode is Danxian

It refers to the maximum positive current allowed to pass through the diode during long-term operation,which is related to PN junction area and external heat dissipation conditions. ...

How to replace the transistor in application?

On 2018-10-27 11:03:32  in Knownlege

How to replace the transistor in application?

the principles that should be paid attention to when replacing transistors are as follows.A high limit parameter is used to replace the lower product body tube. ...

​What is a transient voltage suppressor diode ( TVS )?

On 2018-10-26 16:57:28  in Relays

​What is a transient voltage suppressor diode ( TVS )?

Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...

Bidirectional thyristor controlled contactor

On 2018-08-23 11:15:03  in Sensor

Bidirectional thyristor controlled contactor

The bidirectional thyristor is made of N-P N-P N five layer semiconducting material, and also has three electrodes. ...

What are the advantages of wireless sensing technology?

On 2023-07-28 11:41:33  in Sensor

What are the advantages of wireless sensing technology?

This article describes the characteristics of the wireless sensing technology. ...

What is FPGA's industrial IoT solution?

On 2023-06-25 13:38:59  in Filter

What is FPGA's industrial IoT solution?

This article describes the characteristics of the FPGA. ...

What are the external interfaces of the computer?

On 2023-05-20 13:18:43  in IC Chips

What are the external interfaces of the computer?

This article describes the characteristics of the computer. ...

What are the external interfaces of the computer?

On 2023-05-18 11:44:41  in IC Chips

What are the external interfaces of the computer?

This article describes the characteristics of the external interfaces of the computer. ...

How to solve some problems of RS-485?

On 2022-03-01 11:32:36  in Connector

How to solve some problems of RS-485?

This article describes the characteristics of the RS-485. ...

What is the matching method of RS-422 and RS-485 transmission lines?

On 2021-12-30 10:59:47  in Connector

What is the matching method of RS-422 and RS-485 transmission lines?

This article describes the characteristics of the RS-422 and RS-485 transmission lines. ...

What are the applications of waterproof connectors, waterproof connectors, and waterproof cables?

On 2021-07-31 10:55:20  in Connector

What are the applications of waterproof connectors, waterproof connectors, and waterproof cables?

This article describes the characteristics of the cables. ...

Which ones do you know about network storage technology?

On 2021-04-26 10:47:50  in Discrete Semiconductor

Which ones do you know about network storage technology?

This article describes the characteristics of the network storage technology. ...

Can analog chips speed up machine learning?

On 2021-02-02 14:31:39  in Generally electronic semiconductor

Can analog chips speed up machine learning?

This article describes the characteristics of the computer. ...

What are the operating modes of Hall effect sensor switches?

On 2021-01-15 10:47:29  in Sensor

What are the operating modes of Hall effect sensor switches?

Classification and development history of Hall effect sensors ...

What are the applications of panel shielding?

On 2020-12-15 11:29:40  in IC Chips

What are the applications of panel shielding?

This article describes the characteristics of the sensors. ...

How to distinguish between USB Type-C and USB 3.1?

On 2020-10-12 10:56:21  in Connector

How to distinguish between USB Type-C and USB 3.1?

This article describes the characteristics of the USB Type-C and USB 3.1. ...

How to distinguish the types of circuits, and what are the layout rules for mixed digital and analog design?

On 2020-08-25 11:24:36  in IC Chips

How to distinguish the types of circuits, and what are the layout rules for mixed digital and analog design?

This article describes the characteristics of the circuits. ...

What are the main causes of soldering defects on PCB boards?

On 2020-08-06 10:48:56  in Generally electronic semiconductor

What are the main causes of soldering defects on PCB boards?

This article describes the characteristics of the PCB boards. ...