How to detect the AC voltage/current and DC voltage/current with using a multimeter?

On 2019-02-22 13:54:44  in Technology

How to detect the AC voltage/current and DC voltage/current with using a multimeter?

​This article describes methods for detecting the AC voltage/current and DC voltage/current with 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. ...

Monolithic/Hybrid Digital to Analog Converters

On 2018-12-27 10:47:45  in Technology

Monolithic/Hybrid Digital to Analog Converters

This article briefly introduces Monolithic/Hybrid Digital to Analog Converters ...

How to make DC adjustable power supply?

On 2019-01-22 16:54:34  in Technology

How to make DC adjustable power supply?

This article describes how to make DC adjustable power supply ...

How to judge the DC voltage/current block failure of the mechanical multimeter and how to repair it?

On 2019-01-28 17:40:45  in Technology

How to judge the DC voltage/current block failure of the mechanical multimeter and how to repair it?

This article writes about some methods to judge the DC voltage/current block failure of the mechanical multimeter and repair it. ...

How to connect test lines when using DC / AC mode shields?

On 2019-04-20 13:38:41  in Technology

How to connect test lines when using DC / AC mode shields?

This article describes Method of properly connecting test lines when using DC / AC mode shields. ...

How the PSON to power on the ATX and then output other dc outputs?

On 2019-03-16 13:48:08  in Technology

How the PSON to power on the ATX and then output other dc outputs?

This article writes about the PSON to power on the ATX and then output other dc outputs? ...

How to repair the mechanical multimeter AC voltage and current mode fault?

On 2019-01-28 13:44:30  in Technology

How to repair the mechanical multimeter AC voltage and current mode fault?

This article briefly introduces how to repair the mechanical multimeter AC voltage and current mode fault. ...

What about the iW220l and iW2202 digital controllers based on pulse train patent technology?

On 2021-07-05 11:05:01  in Technology

What about the iW220l and iW2202 digital controllers based on pulse train patent technology?

This article describes the characteristics of the controllers. ...

A preliminary understanding of the parasitic effects of resistors and capacitors

On 2018-12-26 10:39:18  in Technology

 A preliminary understanding of the parasitic effects of resistors and capacitors

This article briefly introduces the parasitic effects of resistors and capacitors ...

How to produce a LED dimming table lamp?

On 2019-01-22 16:51:25  in Technology

How to produce a LED dimming table lamp?

This article describes how to produce a LED dimming table lamp ...

How to use a digital multimeter?

On 2018-12-28 14:41:08  in Technology

How to use a digital multimeter?

This article describes the use methods of digital multimeter. ...

What is COB?

On 2019-01-02 15:26:57  in Technology

What is COB?

This article writes about the COB ...

Transformer

On 2018-12-04 10:31:30  in Technology

Transformer

​ This article describes the basic principles of the transformer ...

What is a mechanical multimeter?

On 2018-12-11 14:49:07  in Technology

What is a mechanical multimeter?

This article introduces how to use mechanical multimeter ...

How to solve the interference problem in the motor controller EMC test process?

On 2019-08-12 10:13:51  in Technology

How to solve the interference problem in the motor controller EMC test process?

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

Extend the life of electrical appliances

On 2019-05-08 14:37:43  in Technology

Extend the life of electrical appliances

This article briefly introduces a method that extend the life of electrical appliances ...

What is the role of the power tube?

On 2018-12-01 11:43:01  in Technology

What is the role of the power tube?

This article describes the role of the power tube ...

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. ...

What are the characteristics and functions of magnetic beads?

On 2019-08-15 10:16:55  in Technology

What are the characteristics and functions of magnetic beads?

This article describes the characteristics of the magnetic beads. ...

How to use the basic measurement function of automobile digital multimeter?

On 2019-03-09 11:48:04  in Technology

How to use the basic measurement function of automobile digital multimeter?

This article describes the use of the basic measurement function of automobile digital multimeter ...

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 does the D trigger circuit change to SR type, JK type and T type?

On 2019-09-27 10:24:30  in Technology

How does the D trigger circuit change to SR type, JK type and T type?

This article describes the characteristics of the D triggers. ...

How to use a mechanical multimeter?

On 2019-01-27 14:43:12  in Technology

How to use a mechanical multimeter?

This article introduces how to use a mechanical multimeter. ...

What are the power system voltage regulation methods and measures?

On 2019-08-08 11:52:11  in Technology

What are the power system voltage regulation methods and measures?

This article describes the characteristics of the voltage regulation. ...

What is the design method of analog switch to switch audio signal?

On 2021-03-29 10:42:03  in Technology

What is the design method of analog switch to switch audio signal?

This article describes the characteristics of the analog switch. ...

How to manufacture a mobile phone battery charger?

On 2019-01-22 16:56:32  in Technology

How to manufacture a mobile phone battery charger?

This article describes how to manufacture a mobile phone battery charger? ...

What are the common faults of the digital multimeter and how to fix it after the fault?

On 2019-01-27 15:09:34  in Technology

What are the common faults of the digital multimeter and how to fix it after the fault?

This article writes about the digital multimeter common faults and maintenance. ...

What is a transistor?

On 2018-12-03 12:02:30  in Technology

What is a transistor?

​This article describes the characteristics of transistor ...

What is the work principle of LED cycle light and the list of components to form it?

On 2019-01-23 16:37:01  in Technology

What is the work principle of LED cycle light and the list of components to form it?

This article write about the work principle of LED cycle light and the list of components to form it ...

What is the basic RS trigger composed of NOR gates circuit?

On 2019-08-09 10:50:48  in Technology

What is the basic RS trigger composed of NOR gates circuit?

This article describes the characteristics of the triggers. ...

Based on STC12C5A60S2 single-chip microcomputer, how to design the intersection traffic detection system?

On 2019-08-27 10:36:55  in Technology

Based on STC12C5A60S2 single-chip microcomputer, how to design the intersection traffic detection system?

This article describes the characteristics of the single-chip microcomputer. ...

Welding of printed circuit boards

On 2018-12-13 10:45:44  in Technology

Welding of printed circuit boards

This article briefly introduces the welding of printed circuit boards ...

How to use a digital multimeter to detect frequency and temperature?

On 2019-02-27 11:21:18  in Technology

How to use a digital multimeter to detect frequency and temperature?

This article describes the method for frequency and temperature detection. ...

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 make a fast battery charger?

On 2019-01-21 16:38:37  in Technology

How to make a fast battery charger?

This article describes how to make a fast battery charger ...

Why are fewer and fewer people buying pure electric vehicles?

On 2019-07-11 10:33:18  in Technology

Why are fewer and fewer people buying pure electric vehicles?

This article describes that fewer and fewer people buying pure electric vehicles ...

Quality requirements for solder joints

On 2018-12-01 11:35:46  in Technology

Quality requirements for solder joints

This article describes the quality requirements for solder joints ...

How to make an water tank water level automatic controller production?

On 2019-01-23 17:18:01  in Technology

How to make an water tank water level automatic controller production?

The article explores how to make an water tank water level automatic controller production ...

How to improve the technology of electromagnetic compatibility?

On 2019-08-19 10:39:30  in Technology

How to improve the technology of electromagnetic compatibility?

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