What is the structure of a common mechanical multimeter?

On 2019-01-25 16:17:30  in Knownlege

What is the structure of a common mechanical multimeter?

This article writes about the structure of a common mechanical multimeter. ...

What is a high-power Darlington tube ( module )?

On 2018-10-27 11:25:32  in IC Chips

What is a high-power Darlington tube ( module )?

The high-power Darlington tube is internally connected with a protective device,and the internal structure of the high-power Darlington tube is shown in Figure ...

How to realize low power design in embedded system?

On 2021-03-09 10:15:38  in Generally electronic component

How to realize low power design in embedded system?

This article describes the characteristics of the embedded system. ...

Electronic triode and crystal triode

On 2018-12-11 13:50:41  in Knownlege

Electronic triode and crystal triode

This article writes about the different roles of electronic triode and crystal triode ...

How is RFID long-range read-write antenna designed?

On 2020-08-15 11:10:10  in IC Chips

How is RFID long-range read-write antenna designed?

This article describes the characteristics of the RFID ...

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 ...

What is the principle of the scanning method of the led display?

On 2021-10-25 10:50:28  in Photoelectric

What is the principle of the scanning method of the led display?

This article describes the characteristics of the led display. ...

What are the mainstream microcontrollers on the market?

On 2020-06-01 10:33:29  in IC Chips

What are the mainstream microcontrollers on the market?

This article describes the characteristics of mainstream microcontrollers. ...

Structural principle of frequency converter

On 2023-03-09 11:31:52  in IC Chips

Structural principle of frequency converter

VFDs control the speed of electric motors by adjusting frequency and use IC chips which can be customized to the application, providing efficient and reliable control. ...

Application Guide of Tone Decoder Chip LM567

On 2023-03-08 14:23:07  in IC Chips

Application Guide of Tone Decoder Chip LM567

The LM567 Tone Decoder IC Chip is a single-chip decoder with wide bandwidth and multiple tone detection capabilities, used mainly for voice pager systems and low frequency transmission systems. ...

What are the applications of small current transformers based on the principle of zero magnetic flux in power systems?

On 2020-11-14 11:43:03  in Sensor

What are the applications of small current transformers based on the principle of zero magnetic flux in power systems?

This article describes the characteristics of the transformers. ...

What are the various driving schemes for LED displays?

On 2020-10-16 10:47:44  in Generally electronic semiconductor

What are the various driving schemes for LED displays?

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

Analysis of the working principle of anti-interference filter?

On 2020-10-23 10:46:29  in Generally electronic semiconductor

Analysis of the working principle of anti-interference filter?

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

Analysis of the working principle of anti-interference filter?

On 2020-10-19 10:30:35  in Photoelectric

Analysis of the working principle of anti-interference filter?

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

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 ...

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 ...

Charge Coupled Devices (CCD) vs CMOS Active Pixel Sensor (APS)

On 2018-12-26 17:48:55  in Sensor

Charge Coupled Devices (CCD) vs CMOS Active Pixel Sensor (APS)

This article writes about comparison of Charge Coupled Devices (CCD) and CMOS Active Pixel Sensor (APS) ...

What is the turn-off thyristor?

On 2018-10-29 15:02:28  in Generally electronic semiconductor

What is the turn-off thyristor?

The GTO is also a PNPN four-layer semiconductor device whose structure and equivalent circuit are the same as ordinary thyristors. ...

The working principle of RT9214 chip is analyzed.

On 2019-06-05 18:04:10  in IC Chips

The working principle of RT9214 chip is analyzed.

This article briefly introduces the working principle of RT9214 chip. ...

How to redefine FPGA ultra-low power ultra-small size?

On 2023-06-20 15:07:20  in IC Chips

How to redefine FPGA ultra-low power ultra-small size?

This article describes the characteristics of the FPGA. ...

How to use pointer multimeter to judge the capacitance value and the capacitance of large capacity electrolytic capacitors

On 2019-11-14 11:02:16  in Capacitors

How to use pointer multimeter to judge the capacitance value and the capacitance of large capacity electrolytic capacitors

This article describes the characteristics of using pointer multimeter to judge the capacitance value and the capacitance of large capacity electrolytic capacitors ...

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. ...

Electromagnetic interference of LED drive power

On 2019-06-13 16:11:37  in Generally electronic semiconductor

Electromagnetic interference of LED drive power

This article writes about the electromagnetic interference of LED drive power ...

Voltage regulator diode

On 2018-12-18 17:06:17  in Generally electronic semiconductor

Voltage regulator diode

This article introduces the voltage regulator diode ...

What is the role of voltage transformer in the ATX power?

On 2019-03-25 15:02:02  in Transformer

What is the role of voltage transformer in the ATX power?

This article describes the role of voltage transformer in the ATX power. ...

what is a solid state relay (SSR)?

On 2018-12-25 13:11:35  in Relays

what is a solid state relay (SSR)?

This article writes about the solid state relay (SSR) ...

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. ...

How to do the best EMC design of PCB?

On 2020-08-27 10:31:47  in IC Chips

How to do the best EMC design of PCB?

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

What security issues may arise with RFID systems?

On 2020-08-12 10:36:01  in IC Chips

What security issues may arise with RFID systems?

This article describes the characteristics of the RFID. ...

What are the application areas of MEMS?

On 2023-09-05 17:35:05  in IC Chips

What are the application areas of MEMS?

This article describes the characteristics of the MEMS. ...

What are the 21 application trends of sensors in the future?

On 2023-08-07 18:36:07  in Sensor

What are the 21 application trends of sensors in the future?

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

What are the key factors for digital power to replace analog power?

On 2021-03-27 10:54:46  in Generally electronic semiconductor

What are the key factors for digital power to replace analog power?

This article describes the characteristics of the controller. ...

Autotransformer and voltage regulating transformer

On 2018-08-28 17:33:17  in Relays

Autotransformer and voltage regulating transformer

The common characteristic of transformer is that the DC circuit on both sides is completely separated, and the energy transfer on both sides is coupled by magnetic field. ...

What are the electromagnetic compatibility problems often encountered in medical equipment?

On 2021-05-28 10:48:24  in Generally electronic semiconductor

What are the electromagnetic compatibility problems often encountered in medical equipment?

This article describes the characteristics of the electromagnetic compatibility. ...

What will happen if different sensors are damaged?

On 2021-02-24 10:56:43  in Sensor

What will happen if different sensors are damaged?

This article describes the consequences of sensor damage. ...

​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. ...

How is the EMC of the isolation transformer designed?

On 2019-09-11 10:16:25  in Generally electronic component

How is the EMC of the isolation transformer designed?

This article describes the characteristics of the transformer. ...

Working principle of DC-DC converter

On 2023-03-22 11:50:53  in IC Chips

Working principle of DC-DC converter

The basic principle of a DC-DC converter is to use an electrical circuit that contains an inductor, a capacitor, and other components to convert a DC voltage from one level to another. ...

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 ...

​how to detect the discoloration LEDs?

On 2018-10-26 16:40:18  in Memory

​how to detect the discoloration LEDs?

As shown in Figure 5-18,a circuit for detecting a discoloration light emitting diode (LEDs),a multimeter is placed in the RX10k2 block,and the two pin is connected. ...