​how to detect infrared receiving diode?

On 2018-10-26 16:55:08  in Generally electronic semiconductor

​how to detect infrared receiving diode?

the judgment electrode is the same as that for detecting the normal or reverse resistors of ordinary light emitting diodes or diodes. ...

What are the amplifier circuits of the triode?

On 2019-12-10 10:35:45  in Discrete Semiconductor

What are the amplifier circuits of the triode?

This article describes the characteristics of the triode. ...

How to detect the light-controlled thyristor?

On 2018-10-29 14:48:43  in Generally electronic semiconductor

How to detect the light-controlled thyristor?

Whether it is two feet or three feet of the light control thyristor,detection,first of all will be subject to the light window with black paper stick tape cover ...

How to identify and detect bidirectional thyristors?

On 2018-12-18 15:02:24  in Generally electronic semiconductor

How to identify and detect bidirectional thyristors?

This article introduces some ways to identify and detect bidirectional thyristors ...

How to detect resistors by a pointer multimeter?

On 2019-06-13 16:26:21  in Resistors

How to detect resistors by a pointer multimeter?

This article describes the method of detecting resistors by a pointer multimeter ...

Operational Amplifier Bias Resistor Calculation

On 2023-03-09 12:08:28  in Resistors

Operational Amplifier Bias Resistor Calculation

Calculating bias resistor for operational amplifiers involves determining input signal, desired gain and input impedance to get the most out of op amp circuit. ...

How to detect quartz crystals and make emergency repairs?

On 2018-12-28 15:51:07  in Generally electronic component

How to detect quartz crystals and  make emergency repairs?

This article introduces some ways to detect quartz crystals and make emergency repairs ...

The type and technical index of the moving-coil microphone

On 2018-11-01 14:13:26  in Generally electronic component

The type and technical index of the moving-coil microphone

The type and detection method of microphone is a device that converts sound energy into an audio Telecom number,also called a microphone ...

What are the methods for detecting transistors of a multimeter?

On 2019-02-22 13:55:39  in Knownlege

 What are the methods for detecting transistors of a multimeter?

This article describes some methods for detecting transistors of a multimeter ...

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 are the ways to use the digital multimeter's conductivity block?

On 2019-03-05 11:59:40  in Knownlege

What are the ways to use the digital multimeter's conductivity block?

This article briefly introduces the ways to use the digital multimeter's conductivity block ...

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 ...

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. ...

​how to detect a dual base diode?

On 2018-10-26 17:10:47  in Memory

​how to detect a dual base diode?

discriminant emitter E. When the multimeter is placed in the RX1k2 block and the positive and reverse resistance values between any two electrodes are equal (2~10k2) with two forms ...

Optocoupler

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

Optocoupler

This article describes the Optocoupler ...

​how to detect a bandstop transistor?

On 2018-10-27 11:10:04  in Generally electronic semiconductor

​how to detect a bandstop transistor?

Because of the internal resistance,the high resistance gear should be measured during testing ...

New amplifiers with audio applications - IC and multi-chip modules

On 2019-05-07 16:15:15  in Knownlege

New amplifiers with audio applications - IC and multi-chip modules

​Infineon is combining its existing line of amplifiers with audio applications - IC and multi-chip modules. Four new Merus brand IC amplifiers have been proposed. ...

A method for detecting resistance components using a multimeter.

On 2019-05-30 14:42:49  in Resistors

A method for detecting resistance components using a multimeter.

This article introduces A method for detecting resistance components using a multimeter. ...

How to reduce errors in detecting DC currents?

On 2019-02-13 11:44:47  in Technology

How to reduce errors in detecting DC currents?

This article describes the method of reducing errors in detecting DC currents. ...

Five.Optocoupler

On 2018-10-31 11:35:12  in Generally electronic semiconductor

Five.Optocoupler

Optocoupler is an electrical and photoelectric converter composed of LED and photosensitive transistors ...

What is the structure of the moving coil microphone and how to detect it?

On 2019-01-02 15:05:41  in Knownlege

What is the structure of the moving coil microphone and how to detect it?

This article describes the structure and detection of the moving coil microphone ...

What are the requirements for signal conditioning of gas detection sensors?

On 2021-01-19 10:48:45  in Sensor

What are the requirements for signal conditioning of gas detection sensors?

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

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

On 2018-12-17 10:46:17  in Technology

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

This article briefly introduces some ways to detect,repair and replace the ordinary inductance coil ...

How to detect thermistors?

On 2019-06-15 17:03:27  in Resistors

How to detect thermistors?

This article introduces the method of detecting thermistors. ...

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 identify and detect electronic components

On 2018-12-05 11:39:50  in Technology

How to identify and detect electronic components

​ This article briefly introduce how to identify and detect electronic components ...

Why is the two-switch forward converter considered one of the most reliable converters?

On 2019-10-11 09:55:34  in Generally electronic component

Why is the two-switch forward converter considered one of the most reliable converters?

This article describes the characteristics of the two-switch forward converter. ...

Hitachi integrates AI in car stereo camera to enhance night pedestrian detection

On 2019-05-16 11:47:16  in Technology

Hitachi integrates AI in car stereo camera to enhance night pedestrian detection

This article describes that Hitachi integrates AI in car stereo camera to enhance night pedestrian detection ...

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 ...

Introduction of Two Common Test Methods for PCB Thermal Design

On 2018-12-28 10:26:41  in Technology

Introduction of Two Common Test Methods for PCB Thermal Design

This article introduces of Two Common Test Methods for PCB Thermal Design ...

How to detect humidity resistors by using a pointer multimeter voltage shift?

On 2019-07-06 15:01:02  in Resistors

How to detect humidity resistors by using a pointer multimeter voltage shift?

This article describes use the pointer multimeter voltage conversion to detect the humidity resistance ...

How to detect the potentiometers?

On 2019-07-02 16:15:02  in Resistors

How to detect the potentiometers?

This article describes the Method of detecting potentiometers ...

TL082 Dual Operational Amplifier Pin Description and Application

On 2023-03-17 13:34:25  in IC Chips

TL082 Dual Operational Amplifier Pin Description and Application

TL082 is an IC chip with 8 pins providing a wide range of useful applications in audio systems, motor control, and communication systems. It is highly reliable, cost-effective and flexible to use. ...

How to detect and repair ceramic filters?

On 2018-12-20 14:47:43  in Generally electronic component

How to detect and repair ceramic filters?

This article describes how to detect and repair ceramic filters ...

How to detect a transformer?

On 2018-12-20 11:11:48  in Generally electronic component

How to detect a transformer?

This article describes how to detect a transformer. ...

​how to detect a varactor?

On 2018-10-26 17:08:18  in Memory

​how to detect a varactor?

Because the positive resistance of the varactor diode is larger,the multimeter is placed in the RX 10k2 block,the red form is connected to the positive pole ...

​how to detect the four end small power thyristor?

On 2018-10-29 15:00:02  in Relays

​how to detect the four end small power thyristor?

To detect the unidirectional conductivity of PN junction,the multimeter is placed in RX 1K block,and the positive and negative resistance between A-GA,GKGA and Gk-K are measured. ...

How to detect the quality of potentiometers?

On 2019-06-11 15:08:27  in Resistors

How to detect the quality of potentiometers?

This article describes a method for detecting the quality of potentiometers. ...

How to identify and detect transistors?

On 2018-10-27 10:56:39  in Generally electronic semiconductor

How to identify and detect transistors?

Intuitionistic recognition.Figure shows the pin distribution diagram of common transistors. ...

​How to detect the regulator diode?

On 2018-10-26 16:13:16  in Generally electronic semiconductor

​How to detect the regulator diode?

The method of judging an electrode is basically the same as that of judging an ordinary diode electrode. ...