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 principle of electromagnetic emission and magnetic field interference?

On 2020-10-14 10:33:28  in Capacitors

What is the principle of electromagnetic emission and magnetic field interference?

This article describes the characteristics of the electromagnetic emission and magnetic field. ...

AVR microcontroller, STC microcontroller, Freescale microcontroller introduction?

On 2020-06-05 11:10:43  in IC Chips

AVR microcontroller, STC microcontroller, Freescale microcontroller introduction?

This article describes the characteristics of AVR microcontroller, STC microcontroller, Freescale microcontroller. ...

What is the interconnection method of the PCB board?

On 2020-12-12 10:40:43  in IC Chips

What is the interconnection method of the PCB board?

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

How is the sensor installed and fixed?

On 2020-11-10 11:21:31  in Sensor

How is the sensor installed and fixed?

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

Features of cloud storage, advantages and hidden dangers of cloud storage?

On 2020-09-29 10:43:07  in Generally electronic semiconductor

Features of cloud storage, advantages and hidden dangers of cloud storage?

This article describes the characteristics of the cloud storage. ...

How to solve the problem of conducted EMI?

On 2020-08-17 10:42:52  in Capacitors

How to solve the problem of conducted EMI?

This article describes the characteristics of the EMI. ...

Analysis of CPU power consumption of Intel dual-core motherboards.

On 2019-12-30 11:13:52  in Capacitors

Analysis of CPU power consumption of Intel dual-core motherboards.

This article describes the characteristics of Intel dual-core motherboard CPU power. ...

How to choose the drive resistance in the triode analog circuit?

On 2019-09-28 10:43:01  in Technology

How to choose the drive resistance in the triode analog circuit?

This article describes the characteristics of the drive resistance. ...

How should we choose a power cable?

On 2019-08-14 10:42:44  in Generally electronic component

How should we choose a power cable?

This article describes the characteristics of the power cable. ...

How to reduce the risk of light strobe?

On 2019-07-03 10:40:05  in Photoelectric

How to reduce the risk of light strobe?

This article describes the stroboscopic hazard and explore to reduce it. ...

How to repair the reset circuit?

On 2019-05-05 14:17:25  in Knownlege

How to repair the reset circuit?

This article describes the Repair method for reset circuit failure. ...

What are the common gate circuits?

On 2019-03-27 12:00:28  in IC Chips

What are the common gate circuits?

This article briefly introduces some common gate circuits. ...

What are the application of transistor?

On 2019-03-01 11:30:25  in Knownlege

What are the application of transistor?

This article writes about the transistor application. ...

How to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault?

On 2019-01-28 13:37:51  in Technology

How to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault?

This article describes how to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault. ...