What is PLC?

On 2019-06-11 14:53:17  in Knownlege

What is PLC?

This article briefly introduces the PLC ...

What are the types of FPC connector?

On 2019-06-03 14:57:03  in Connector

What are the types of FPC connector?

This article introduce the types of FPC connector ...

Is the quality of the connector linked to the price?

On 2019-05-31 14:30:07  in Connector

Is the quality of the connector linked to the price?

This article explores the relationship between quality and price of the connector. ...

How to use the OTC700 series digital multimeter to test the frequency and temperature?

On 2019-04-25 11:09:33  in Technology

How to use the OTC700 series digital multimeter to test the frequency and temperature?

This article describes the use methods of OTC700 series digital multimeter to test the frequency and temperature ...

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. ...

What is the Field Effect Transistor(FET)?

On 2019-03-07 13:07:39  in Question

What is the Field Effect Transistor(FET)?

This article briefly introduces the Field Effect Transistor(FET) ...

What is the application of crystal oscillator?

On 2019-03-02 11:38:31  in Question

What is the application of crystal oscillator?

This article briefly introduces the application of crystal oscillator. ...

How to use a electronic constant temperature heat gun?

On 2019-01-28 13:41:57  in Knownlege

How to use a electronic constant temperature heat gun?

This article describes the use method of electronic constant temperature heat gun ...

What are the precautions when using a mechanical multimeter?

On 2019-01-27 15:03:50  in Knownlege

What are the precautions when using a mechanical multimeter?

This article introduces some precautions when using a mechanical multimeter. ...

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 is a triode and how to identify its pin?

On 2019-01-21 16:50:52  in Knownlege

What is a triode and how to identify its pin?

This article describes what is a triode and how to identify its pin ...

What is an capacitor and how to distinguish the capacitance value?

On 2019-01-19 16:42:45  in Inductor

What is an capacitor and how to distinguish the capacitance value?

This article describes what is an capacitor and how to distinguish the capacitance value ...

What is a display unit?

On 2019-01-11 14:38:25  in Photoelectric

What is a display unit?

This article briefly introduces the display unit ...

Future Development of White LED

On 2019-01-09 16:10:56  in Photoelectric

Future Development of White LED

This article briefly describes the future development of white LED ...

What is a multivibrator?

On 2019-01-08 16:54:51  in IC Chips

 What is a multivibrator?

This article describes the multivibrator. ...

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. ...

Three types of the comparator

On 2019-01-08 13:36:28  in IC Chips

Three types of the comparator

This article describes three types of the comparator. ...

Two types of mechanical switch and their detection methods.

On 2019-01-07 15:04:43  in Generally electronic component

Two types of mechanical switch and their detection methods.

This article introduces two types of mechanical switches and their detection methods. ...

Use the cascade method to extends the count length of counter

On 2019-01-05 14:37:56  in IC Chips

Use the cascade method to extends the count length of counter

The article explores the cascade methods to extends the count length of counter ...

What is a varactor and how to detect it?

On 2019-01-04 10:52:48  in Generally electronic semiconductor

What is a varactor and how to detect it?

This article describes the basic principles of the varactor and detection of varactor ...

What is a two-way trigger diode and how to detect it?

On 2019-01-02 17:59:43  in Generally electronic semiconductor

What is a two-way trigger diode and how to detect it?

This article describes the two-way trigger diode and the detection. ...

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 ...

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 ...

How does a junction field effect transistor be detected?

On 2018-12-17 14:03:59  in Generally electronic semiconductor

How does a junction field effect transistor be detected?

This article describes how to detect a junction field effect transistor. ...

Signal line design

On 2018-12-05 10:52:23  in Technology

Signal line design

​This article briefly introduces the signal line design ...

Packaging and pin identification of integrated circuits

On 2018-12-03 14:10:01  in IC Chips

Packaging and pin identification of integrated circuits

This article is about the packaging and pin identification of integrated circuits ...

Characteristics of White LED

On 2018-12-01 11:07:51  in Photoelectric

Characteristics of White LED

This article describes the characteristics of White LED ...

What is an inductor and how to name the inductor?

On 2018-12-01 10:15:15  in Inductor

What is an inductor and how to name the inductor?

This article describes What is an inductor and how to name the inductor。 ...

How to detect , repair and replace inductance the ordinary coil?

On 2018-12-01 09:58:56  in Inductor

How to detect , repair and replace inductance the ordinary coil?

How to detect , repair and replace inductance the ordinary coil? ...

How to distinguish between shielded and unshielded?

On 2018-11-21 10:50:00  in Generally electronic semiconductor

How to distinguish between shielded and unshielded?

The shielded inductor has a magnetic shielding structure on the outside, so it can be seen from the appearance that the coil winding must be an unshielded inductor, and the shielded inductor does not see the coil winding from the appearance. ...

​how to detect the transient voltage suppression diode?

On 2018-10-26 17:00:00  in Generally electronic semiconductor

​how to detect the transient voltage suppression diode?

using a multimeter RX 10kilo-ohm for a monopole type TVS,the positive and reverse resistors can be measured by measuring ordinary diodes ...

​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 ...

how to detect the LED emission tube?

On 2018-10-26 16:31:21  in Memory

how to detect the LED emission tube?

The use of multimeter to detect LED luminous platoon is mainly to check whether the LEDs are good ...

How to identify and detect common diodes?

On 2018-10-26 15:48:50  in IC Chips

How to identify and detect common diodes?

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 ...

Integrated circuit socket

On 2018-08-24 10:46:22  in Relays

Integrated circuit socket

Connectors are used to connect cables or electronic devices that can be repeatedly connected and separated. ...

What is laser displacement sensing technology?

On 2023-10-25 11:31:32  in Sensor

What is laser displacement sensing technology?

This article describes the characteristics of the laser displacement sensing technology. ...