Functions of the OTC700 Series Digital Multimeter Display Panel.

On 2019-04-17 16:48:27  in Knownlege

Functions of the OTC700 Series Digital Multimeter Display Panel.

This article writes about the Functions of the OTC700 Series Digital Multimeter Display Panel ...

The main switch transformer of ATX power supply

On 2019-03-19 16:25:18  in Transformer

The main switch transformer of ATX power supply

This article writes about the main switch transformer of ATX power supply ...

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

What is the diode and how to judge whether it is good or bad?

This article briefly introduces the diode and how to judge whether it is good or bad ...

What is a resistor and how to calculate its value?

On 2019-03-12 14:14:24  in Resistors

What is a resistor and how to calculate its value?

This article briefly introduces the resistor and its value calculation. ...

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) ...

How to check if the circuit is open with using a multimeter?

On 2019-02-20 11:00:54  in Knownlege

How to check if the circuit is open with using a multimeter?

This article briefly introduces some mthods for checking if the circuit is open with using a multimeter. ...

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. ...

How to choose a mechanical multimeter?

On 2019-01-27 15:14:01  in Knownlege

How to choose a mechanical multimeter?

The article explores how to choose a mechanical multimeter. ...

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. ...

What is the work principle of inductive electronic welcome device?

On 2019-01-23 17:05:22  in Knownlege

What is the work principle of inductive electronic welcome device?

This article writes about the work principle of inductive electronic welcome device ...

What is an buzzer and speaker?

On 2019-01-21 16:58:01  in Generally electronic component

What is an buzzer and speaker?

This article describes the buzzer and speaker. ...

What is a triode and how to identify its electrode?

On 2019-01-21 10:49:36  in Generally electronic semiconductor

What is a triode and how to identify its electrode?

This article introduces the triode and how to identify its electrode. ...

What is an inductor and how to distinguish the inductance value?

On 2019-01-21 10:47:08  in Inductor

What is an inductor and how to distinguish the inductance value?

This article describes what is an inductor and how to distinguish the inductance value ...

What is tungsten-molybdate system?

On 2019-01-14 16:51:56  in Knownlege

What is tungsten-molybdate system?

This article describes the tungsten-molybdate system ...

What are the performance characteristics of glass glaze resistor and wirewound resistor?

On 2019-01-14 10:27:08  in Resistors

What are the performance characteristics of glass glaze resistor and wirewound resistor?

This article describes the performance characteristics of glass glaze resistor and wirewound resistor. ...

What are the characteristics of niobium electrolytic capacitor and metallized paper capacitor?

On 2019-01-11 14:04:34  in Capacitors

What are the characteristics of niobium electrolytic capacitor and metallized paper capacitor?

This article describes the characteristics of niobium electrolytic capacitor and metallized paper capacitor. ...

What is a 555 timer?

On 2019-01-09 13:23:23  in IC Chips

What is a 555 timer?

This article writes about the 555 timer ...

What the characteristics of single layer coil inductor?

On 2019-01-08 14:41:30  in Inductor

What the characteristics of single layer coil inductor?

This article describes the characteristics of single layer coil inductor ...

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. ...

What are the Synthetic carbon film resistor and organic synthesis solid resistor ?

On 2019-01-08 10:34:37  in Resistors

What are the Synthetic carbon film resistor and organic synthesis solid resistor ?

This article writes about the Synthetic carbon film resistor and organic synthesis solid resistor. ...

One of the special resistor:thermistor

On 2019-01-07 16:33:18  in Resistors

One of the special resistor:thermistor

This article briefly introduces the thermistor ...

What is the synthetic carbon film resistor and organic synthesis solid resistor?

On 2019-01-07 16:17:31  in Resistors

What is the synthetic carbon film resistor and organic synthesis solid resistor?

This article describes the synthetic carbon film resistor and organic synthesis solid resistor ...

Commonly used transformers

On 2019-01-04 13:57:57  in Transformer

Commonly used transformers

​This article describes some commonly used transformers ...

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 ...

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 ...

Common Field Effect Transistors

On 2018-12-25 13:29:10  in Generally electronic semiconductor

Common Field Effect Transistors

This article describes some kinds of common field effect transistors. ...

How to detect a flashing light emitting diode(BTS)?

On 2018-12-25 11:45:47  in Generally electronic semiconductor

How to detect a flashing light emitting diode(BTS)?

This article briefly introduces how to detect a flashing light emitting diode(BTS) ...

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 ...

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

If the computer power supply is insufficient, will it cause the performance of the graphics card to drop?

The article explores the impact of computer power shortage on graphics performance and the choice of power supply. ...

Classification of amplifiers and distinction between tubes and transistors

On 2018-12-08 11:52:44  in Knownlege

Classification of amplifiers and distinction between tubes and transistors

This article writes about the classification of amplifiers and different roles of tubes and transistors ...

Type and function of time relay

On 2018-12-08 10:45:33  in Knownlege

Type and function of time relay

​ This article briefly introduces different type and function of time relay ...

Signal line design

On 2018-12-05 10:52:23  in Technology

Signal line design

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

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 ...

Third, the detection of integrated circuits

On 2018-10-31 11:32:53  in Generally electronic semiconductor

Third, the detection of integrated circuits

on-line detection : measure the DC voltage of each foot of the integrated circuit, compare with the standard value, judge the quality of the integrated circuit. ...

What is a light-controlled thyristor?

On 2018-10-29 14:43:26  in Generally electronic semiconductor

What is a light-controlled thyristor?

The light control thyristor,commonly known as light-controlled thyristor,is a light control element,which has simple circuit structure and can directly drive a high-power electric circuit. ...

What is a damped line output transistor?

On 2018-10-27 11:06:35  in Relays

What is a damped line output transistor?

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 detect and repair the photoelectric switch?

On 2018-10-27 10:40:06  in Memory

how to detect and repair the photoelectric switch?

The detection method of the transmitting tube and the receiving tube is as follows. ...

​what is a double base diode (single junction transistor)?

On 2018-10-26 17:09:25  in Memory

​what is a double base diode (single junction transistor)?

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 a two-way trigger diode?

On 2018-10-26 17:02:25  in Memory

​how to detect a two-way trigger diode?

use the multimeter to place the multimeter in the RX1~RX10kQ gear and measure the positive and reverse resistance of the bidirectional trigger diode ...

What are the greater advantages of sensors in the future?

On 2024-01-11 15:07:39  in Sensor

What are the greater advantages of sensors in the future?

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