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 applications of current sensors in photovoltaic grid-connected inverters?

On 2021-03-01 10:39:05  in Sensor

What are the applications of current sensors in photovoltaic grid-connected inverters?

This article introduces the characteristics of the current sensor in the inverter. ...

Discrimination on the pseudo-concept of "reverse earth resistor value and modification of multimeter pens

On 2019-04-16 11:29:12  in Knownlege

Discrimination on the pseudo-concept of "reverse earth resistor value and modification of multimeter pens

This article briefly introduces the discrimination on the pseudo-concept of "reverse earth resistor value” and modification of multimeter pens ...

How to measure the varistor and Photo resistor by using a pointer multimeter?

On 2019-10-31 10:14:57  in Crystals Oscillators/Resonators

How to measure the varistor and Photo resistor by using a pointer multimeter?

Method of measuring a varistor by using 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 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 ...

What factors are related to the resistance of the resistor

On 2018-12-06 10:35:16  in Knownlege

What factors are related to the resistance of the resistor

This article briefly introduces main factors related to the resistance of the resistor ...

Smart Motor Driver IC Without Current Sense Resistor

On 2023-03-10 14:09:21  in IC Chips

Smart Motor Driver IC Without Current Sense Resistor

The SMD IC is a great solution for motor control applications due to its compact size and low power consumption, as well as its ability to add precise current sensing without a current sense resistor. ...

Computer motherboard resistance, capacitance

On 2018-12-08 11:11:23  in Knownlege

Computer motherboard resistance, capacitance

This article writes about the different roles of capacitors and resistors ...

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 ...

Photoresistors

On 2018-12-21 12:03:23  in Resistors

Photoresistors

This article writes about the photoresistors ...

​how to detect the transient voltage suppression diode?

On 2018-10-26 17:00:00  in Generally electronic semiconductor

​how to detect the transient voltage suppression diode?

using a multimeter RX 10kilo-ohm for a monopole type TVS,the positive and reverse resistors can be measured by measuring ordinary diodes ...

How to test and repair the rectifier bridge?

On 2018-10-26 15:52:31  in IC Chips

How to test and repair the rectifier bridge?

Distinguish polarity to place the multimeter in RX1kQ block,and the black stylus arbitrarily connect a pin of the whole bridge component,and measure the other three pins with the red stylus,if the measured resistance is infinite ...

The resistance between 2E and C

On 2018-10-27 11:00:40  in Relays

The resistance between 2E and C

The resistance between 2E and C.Silicon tube is almost infinite size power pin tube in the tens of thousands of euros,high-power wrong tube in the hundreds of Europe.If the measured resistance is zero ...

How much does the sensor know?

On 2020-11-11 11:02:01  in Sensor

How much does the sensor know?

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

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 ...

What is the effect of RS-485 in communication cables?

On 2023-05-16 14:17:08  in IC Chips

What is the effect of RS-485 in communication cables?

This article describes the characteristics of the cables. ...

How does a junction field effect transistor be detected?

On 2018-12-17 14:03:59  in Generally electronic semiconductor

How does a junction field effect transistor be detected?

This article describes how to detect a junction field effect transistor. ...

Output Curve of Field Effect Transistor

On 2018-11-23 10:36:28  in Memory

Output Curve of Field Effect Transistor

If the internal resistance of the test voltage is also very small, the tube will burst undoubtedly. ...

How to judge whether there is a fault element according to the value of earth resistance?

On 2019-04-03 14:22:13  in Knownlege

How to judge whether there is a fault element according to the value of earth resistance?

This article describes the how to judge whether there is a fault element according to the value of earth resistor. ...

How to upgrade the interface of embedded system from the perspective of USB-C interface design?

On 2021-09-03 10:39:07  in Connector

How to upgrade the interface of embedded system from the perspective of USB-C interface design?

This article describes the characteristics of the USB-C interface. ...

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. ...

What is the π-type RC and LC filter circuit identification method?

On 2019-11-29 10:43:32  in Capacitors

What is the π-type RC and LC filter circuit identification method?

This article describes the characteristics of the filter. ...

Do you know the electronic filter mapping methods?

On 2019-12-13 10:51:15  in Capacitors

Do you know the electronic filter mapping methods?

This article describes the characteristics of the electronic filter. ...

What is the varistor?

On 2018-12-21 10:11:38  in Resistors

What is the varistor?

This article introduces the varistor ...

What is a double base diode (Unijunction transistor) and how to detect it?

On 2019-01-07 10:35:39  in Generally electronic semiconductor

What is a double base diode (Unijunction transistor) and how to detect it?

This article describes the double base diode (Unijunction transistor) and the detection method of it. ...

Active PFC and passive PFC

On 2019-04-10 11:11:40  in Knownlege

Active  PFC and passive  PFC

This article briefly introduces the Active PFC and passive PFC ...

Further Promotes the Growth of the Smart Cable Protection System

On 2018-12-29 11:53:50  in Knownlege

Further Promotes the Growth of the Smart Cable Protection System

This article describes the further promotes the growth of the smart cable protection system ...

What are the characteristics of LED waterproof power supply?

On 2021-11-05 10:38:37  in Photoelectric

What are the characteristics of LED waterproof power supply?

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

How to design a LED lighting solution based on a high power?

On 2021-09-09 10:44:49  in Generally electronic semiconductor

How to design a LED lighting solution based on a high power?

This article describes the characteristics of the LED lighting. ...

What is the cause of the resonant overvoltage?

On 2019-08-19 10:55:16  in Capacitors

What is the cause of the resonant overvoltage?

This article describes the characteristics of the resonant overvoltage. ...

What is a field-effect transistor?

On 2018-12-13 14:34:17  in Knownlege

What is a field-effect transistor?

This article writes about the field-effect transistor ...

Potentiometer detection and resistance detection

On 2018-08-22 12:04:06  in Relays

Potentiometer detection and resistance detection

The actual resistance value can be measured by connecting two forms (no positive or negative) to the two ends of the resistor respectively. ...

Which ones do you know about network storage technology?

On 2021-04-26 10:47:50  in Discrete Semiconductor

Which ones do you know about network storage technology?

This article describes the characteristics of the network storage technology. ...

Analysis of the power supply circuit of the main board bridge of the Intel H61 chipset.

On 2019-11-15 11:00:45  in Capacitors

Analysis of the power supply circuit of the main board bridge of the Intel H61 chipset.

This article describes the characteristics of the power supply circuit of the main board bridge of the Intel H61 chipset. ...

What is a transient voltage suppressor diode ( TVS )?

On 2019-01-02 17:00:45  in Generally electronic semiconductor

What is a transient voltage suppressor diode ( TVS )?

This article briefly introduces the transient voltage suppressor diode ( TVS ). ...

What is a photoelectric switch and how to detect it?

On 2018-12-14 14:53:08  in Photoelectric

What is a photoelectric switch and how to detect it?

This article briefly introduces what is a photoelectric switch and how to detect it? ...

How to check the switch?

On 2018-12-15 14:43:25  in Generally electronic component

How to check the switch?

This article briefly introduces some ways to check the switch ...

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 ...

How to identify and detect common diodes?

On 2018-10-26 15:48:50  in IC Chips

How to identify and detect common diodes?

Intuitive judgment. Some of the circuit symbols are printed on the diode to indicate polarity; one end of the negative pole of the diode is printed with a color ring as a negative mark ...