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 ...

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 ...

How to use a digital multimeter to detect frequency and temperature?

On 2019-02-27 11:21:18  in Technology

How to use a digital multimeter to detect frequency and temperature?

This article describes the method for frequency and temperature detection. ...

How to detect the value of HEF with a multimeter?

On 2019-02-26 17:58:23  in Knownlege

How to detect the value of HEF with a multimeter?

This article briefly introduces the method of detecting HFE ...

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 issues should pay attention to before using the multimeter?

On 2019-02-14 11:23:38  in Knownlege

What issues should pay attention to before using the multimeter?

This article introduces some issues should pay attention to before using the multimeter ...

What are the methods for reducing errors in resistance detection with a pointer multimeter?

On 2019-02-14 10:47:00  in Resistors

What are the methods for reducing errors in resistance detection with a pointer multimeter?

This article describes the methods for reducing errors in resistance detection ...

How to select a pointer multimeter?

On 2019-02-12 16:42:48  in Knownlege

How to select a pointer multimeter?

This article describes the selection of pointer multimeter. ...

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. ...

What is the priciple of the digital tube?

On 2019-01-22 16:49:17  in Photoelectric

What is the priciple of the digital tube?

This article describes the basic principles of the digital tube ...

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. ...

How to use the special resistor:network resistor and adjustable resistor?

On 2019-01-21 10:43:42  in Resistors

How to use the special resistor:network resistor and adjustable resistor?

This article describes the use of special resistor:network resistor and adjustable resistor. ...

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 measure a IGBT?

On 2019-01-15 14:35:49  in Generally electronic semiconductor

How to measure a IGBT?

This article describes how to measure a IGBT ...

What are the materials of composition of luminescent ?

On 2019-01-15 13:50:07  in Knownlege

What are the materials of composition of luminescent ?

This article writes about the materials of composition of luminescent ...

What is the silicate system?

On 2019-01-15 11:07:23  in Knownlege

What is the silicate system?

This article briefly introduces the silicate system ...

Relationship between luminescent Properties of laino3 xsm Phosphors and concentration of SM

On 2019-01-14 10:56:40  in Knownlege

Relationship between luminescent Properties of laino3 xsm Phosphors and concentration of SM

This article describes the relationship between luminescent Properties of laino3 xsm Phosphors and concentration of SM ...

What are the Electronic configuration and Spectral characteristics of luminescent elements in thin crystals?

On 2019-01-12 14:50:34  in Knownlege

What are the Electronic configuration and Spectral characteristics of luminescent elements in thin crystals?

This article describes the Electronic configuration and Spectral characteristics of luminescent elements in thin crystals ...

What should you know before solder?

On 2019-01-12 13:20:48  in Knownlege

What should you know before solder?

This article describes some konwnledge that you should know before solder. ...

Three common inductor feature

On 2019-01-12 12:03:11  in Inductor

Three common inductor feature

This article describes three common inductor feature ...

How to use the Multi-chip combination and Multiple quantum well recombination to manufacture the white LEDs?

On 2019-01-11 13:48:24  in Photoelectric

How to use the Multi-chip combination and Multiple quantum well recombination to manufacture the white LEDs?

This article introduces how to use the Multi-chip combination and Multiple quantum well recombination to manufacture the white LEDs. ...

What is excitation spectra?

On 2019-01-11 13:21:32  in Knownlege

What is excitation spectra?

This article briefly introduces the principle of excitation spectra ...

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 are the main parameters of the varistor?

On 2019-01-09 13:22:09  in Resistors

What are the main parameters of the varistor?

This article describes the main parameters of the varistor. ...

What are the common transistors?

On 2019-01-08 16:15:52  in Generally electronic semiconductor

What are the common transistors?

​This article introduces some common transistors ...

What are the characteristics and parameters of the photosensitive resistor?

On 2019-01-08 15:44:42  in Generally electronic semiconductor

What are the characteristics and parameters of the photosensitive resistor?

This article briefly introduces the characteristics and parameters of thephotosensitive resistor. ...

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. ...

What are the common diodes?

On 2019-01-07 15:51:31  in Generally electronic semiconductor

What are the common diodes?

This article describes three types common diodes ...

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. ...

Schmidt flip-flop

On 2019-01-05 15:11:02  in IC Chips

Schmidt flip-flop

This article writes about the Schmidt trigger ...

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 ...

DC power supply voltage regulator circuit

On 2019-01-05 11:45:23  in Knownlege

DC power supply voltage regulator circuit

This article writes about the DC power supply voltage regulator circuit ...

Optocoupler

On 2019-01-04 15:37:11  in Photoelectric

Optocoupler

This article describes the Optocoupler ...

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 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. ...

Ceramic component

On 2019-01-02 16:28:23  in Generally electronic component

Ceramic component

This article describes the ceramic component ...

Photosensitive resistor and photosensitive transistor

On 2018-12-29 15:34:08  in Photoelectric

Photosensitive resistor and photosensitive transistor

This article describes the photosensitive resistor and photosensitive transistor ...

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 Reduce the Power Consumption of the Relay

On 2018-12-28 11:03:22  in Relays

How to Reduce the Power Consumption of the Relay

This article describes the methods to reduce the power consumption of the relay ...