Principles of servo level gauge and radar level gauge

On 2019-06-04 15:43:35  in Knownlege

Principles of servo level gauge and radar level gauge

This article describes the principles and advantages and disadvantages of servo level gauge and radar level gauge ...

How to detect the quality of fuse resistor and thermistor by pointer multimeter?

On 2019-05-31 14:16:46  in Resistors

How to detect the quality of fuse resistor and thermistor by pointer multimeter?

This article aims to describe some methods for detecting the quality of a fuse resistor and thermistor by a pointer multimeter. ...

What are the benefits of adding a temperature sensor to the circuit?

On 2019-05-20 13:13:53  in Knownlege

What are the benefits of adding a temperature sensor to the circuit?

This article describes the benefits of adding a temperature sensor to the circuit ...

Memory VTT power supply circuit analysis.

On 2019-04-29 10:52:17  in Knownlege

Memory VTT power supply circuit analysis.

This article describes the Memory VTT power supply circuit analysis. ...

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 ...

CPU power supply circuit structure.

On 2019-04-18 14:46:42  in Knownlege

CPU power supply circuit structure.

This article describes the CPU power supply circuit structure. ...

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 ...

Analysis of the power supply circuit of the main board bridge of the Intel G41 chipset.

On 2019-04-13 14:10:40  in IC Chips

Analysis of the power supply circuit of the main board bridge of the Intel G41 chipset.

This article describes the analysis of the power supply circuit of the main board bridge of the Intel G41 chipset. ...

Several common capacitor applications on the motherboard.

On 2019-03-09 11:38:45  in Capacitors

Several common capacitor applications on the motherboard.

This article introduces several common capacitor applications on the motherboard. ...

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 reduce errors in detecting AC voltages with using a pointer multimeter?

On 2019-02-12 17:11:15  in Knownlege

How to reduce errors in detecting AC voltages with using a pointer multimeter?

This article briefly introduces the methods for reducing errors in detecting AC voltages. ...

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. ...

Light control automatic energy saving LED light circuit

On 2019-01-23 17:42:10  in Knownlege

Light control automatic energy saving LED light circuit

This article writes about the light control automatic energy saving LED light circuit ...

How to disassemble electronic component?

On 2019-01-15 10:39:49  in Knownlege

How to disassemble electronic component?

This article describes how to disassemble electronic component ...

DS05- 7B (seven tube) superheterodyne radio debugging

On 2019-01-14 17:26:09  in Knownlege

DS05- 7B (seven tube) superheterodyne radio debugging

This article writes about the DS05- 7B (seven tube) superheterodyne radio debugging ...

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. ...

How to disassemble electronic component?

On 2019-01-12 15:53:31  in Knownlege

How to disassemble electronic component?

This article describes how to disassemble electronic component ...

What is the principle of patch miniature FM radio?

On 2019-01-12 13:42:13  in Knownlege

What is the principle of patch miniature FM radio?

This article briefly introduces the principle of patch miniature FM radio. ...

What are the types and characteristics of solder wave crests and how to control temperature?

On 2019-01-12 10:43:41  in Knownlege

What are the types and characteristics  of solder wave crests and how to control temperature?

This article briefly introduces the types and characteristics of solder wave crests and how did it control temperature ...

What are the characteristics and main parameters of Humidity sensitive resistor?

On 2019-01-09 15:32:22  in Resistors

What are the characteristics and main parameters of Humidity sensitive resistor?

This article writes about the characteristics and main parameters of Humidity sensitive resistor ...

What is a transformer and how to classify?

On 2019-01-09 13:35:40  in Transformer

What is a transformer and how to classify?

This article describes the cllassification of transformers. ...

What are the main parameters of the triode?

On 2019-01-08 14:51:04  in Generally electronic semiconductor

What are the main parameters of the triode?

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

What are the principle,types and main technical parameters of a switch?

On 2019-01-08 10:56:57  in Generally electronic component

What are the principle,types and main technical parameters of a switch?

This article describes the principle,types and main technical parameters of a switch ...

Surface Acoustic Wave Filter ( SAWF )

On 2019-01-04 16:05:38  in Filter

Surface Acoustic Wave Filter ( SAWF )

This article briefly introduces the Surface Acoustic Wave Filter ( SAWF ) ...

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 ...

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. ...

The main parameters and identification of the potentiometer

On 2018-12-20 13:38:20  in Generally electronic component

The main parameters  and identification of the potentiometer

This article introduces the main parameters and identification of the potentiometer ...

How to test and repair the rectifier bridge?

On 2018-12-17 14:45:30  in Generally electronic semiconductor

How to test and repair the rectifier bridge?

This article introduces some ways to test and repair the rectifier bridge ...

What is an optical coupler and how to measure it?

On 2018-12-15 14:23:34  in Photoelectric

What is an optical coupler and how to measure it?

This article introduces what is an optical coupler and how to measure it ...

What is a negative temperature coefficient thermistor ( NTC )?

On 2018-12-14 14:37:37  in Generally electronic semiconductor

What is a negative temperature coefficient thermistor ( NTC )?

This article describes the features of negative temperature coefficient thermistor ( NTC ). ...

How to identify and detect common diodes?

On 2018-12-14 14:17:24  in Generally electronic semiconductor

How to identify and detect common diodes?

This article briefly introduces how to identify and detect common diodes ...

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 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. ...

what is a diode? What are the features?

On 2018-10-26 15:47:07  in Generally electronic semiconductor

what is a diode? What are the features?

The second plate has a unidirectional conductivity, allowing only the current to flow from the positive to the negative ...

Common field effect transistor Slice field effect transistor

On 2018-08-28 17:24:04  in Relays

Common field effect transistor Slice field effect transistor

Low power field effect transistor, low power field effect transistor, high input impedance, low driving current, with low noise characteristics ...

What is the characteristic of the sensor?

On 2018-12-04 11:22:28  in Sensor

What is the characteristic of the sensor?

​This article describes the characteristics of sensor. ...

How to avoid false alarms and missed alarms of pyroelectric infrared sensors?

On 2023-11-15 16:22:05  in Sensor

How to avoid false alarms and missed alarms of pyroelectric infrared sensors?

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

Surface Mount Technology and Component Packaging Types in PCBA Manufacturing

On 2023-08-12 12:47:10  in PCBA

Surface Mount Technology and Component Packaging Types in PCBA Manufacturing

In the PCBA (Printed Circuit Board Assembly) manufacturing process, surface mount technology and component packaging type are key elements. This article will introduce surface mount technology in PCBA manufacturing, including mounting methods, soldering m ...

Power management and power consumption optimization in PCBA design

On 2023-08-08 17:12:45  in PCBA

Power management and power consumption optimization in PCBA design

In PCBA (Printed Circuit Board Assembly) design, power management and power consumption optimization are key factors to ensure board performance and reliability. This article will introduce the power management principles and power consumption optimizatio ...