What is an Integrated Operational Amplifier?
On 2019-01-07 17:33:42 in Knownlege
This article describes the Integrated Operational Amplifier ...
Oscilloscope basical principle
On 2019-04-09 11:33:42 in Knownlege
This article describes the oscilloscope basical principle ...
What are the characteristics and shape and measuring range of digital multimeter?
On 2019-02-15 13:59:23 in Knownlege
This article briefly introduces the characteristics and shape and measuring range of digital multimeter ...
Insulation resistance
On 2018-12-11 14:12:15 in Knownlege
This article briefly introduces insulation resistance ...
Robust Demand for Memory Chips
On 2018-12-26 10:30:31 in Knownlege
This article describes the Robust Demand for Memory Chips ...
What should you know before solder?
On 2019-01-12 13:20:48 in Knownlege
This article describes some konwnledge that you should know before solder. ...
What is a three-terminal integrated voltage regulator and how to classify?
On 2018-12-14 15:01:07 in Knownlege
This article describes the role of three-terminal integrated voltage regulator and how to classify ...
Self-resetting switch and self-locking switch
On 2018-12-10 13:40:04 in Knownlege
This article writes about the different roles of self-resetting switch and self-locking switch ...
Classification of traverse
On 2018-10-30 11:53:32 in Knownlege
And the following is a single strand;the section area of 10mm'is more than one strand,and several strands or dozens of strands are twisted together to form a root, which has 7 shares,19 shares,37 shares and so on. ...
Laptop cooler
On 2018-12-05 12:07:56 in Knownlege
This article briefly introduces the laptop cooler ...
What is the future of 5G and Wifi6?
On 2022-05-09 11:03:36 in Knownlege
This article describes the characteristics of the 5G and Wifi6. ...
How to solve the actual running problem of most circuit boards?
On 2019-04-19 11:14:11 in Knownlege
This article briefly introduces the way to solve the actual running problem of most circuit boards ...
How to layout components when design a printed circuit board?
On 2019-01-14 13:39:47 in Knownlege
This article describes the layout design of printed circuit boards ...
What is a universal bridge?
On 2019-01-05 10:24:47 in Knownlege
This article introduces the universal bridge. ...
What is a field-effect transistor?
On 2018-12-13 14:34:17 in Knownlege
This article writes about the field-effect transistor ...
MEMS oscillator and quartz clock in the car
On 2019-05-20 13:14:44 in Knownlege
This article writes about the MEMS oscillator and quartz clock in the car ...
What is the structure of the moving coil microphone and how to detect it?
On 2019-01-02 15:05:41 in Knownlege
This article describes the structure and detection of the moving coil microphone ...
The difference of tube and transistor.
On 2018-12-04 10:44:04 in Knownlege
This article describes the difference of tube and transistor ...
What is the welding process of printed circuit board?
On 2019-01-12 11:44:44 in Knownlege
This article writes about the welding process of printed circuit board ...
What parts are the small DC motors made up of and how its steady speed?
On 2019-01-02 17:44:05 in Knownlege
This article describes the Parts of small DC motors and its steady speed ...
What is the difference between a two-stage switch and a single-stage switch?
On 2018-12-10 13:28:38 in Knownlege
This article writes about the difference between a two-stage switch and a single-stage switch ...
Electrooptic devices are just the opposite
On 2018-10-31 11:01:18 in Knownlege
The history of photoelectric technology is actually earlier than that of electronic technology.In early twentieth Century, Einstein won the Nobel prize with the discovery of photoelectric effect ...
What is the insertion principle of plug-in electronic components?
On 2019-01-12 10:53:22 in Knownlege
This article briefly introduces the nsertion principle of plug-in electronic components ...
What is a circuit connector?
On 2018-12-08 13:51:01 in Knownlege
This article describes the role of circuit connector ...
Why does the computer's graphics card capacitor broken? Does it affect the operation of the computer?
On 2018-12-08 13:39:51 in Knownlege
This article briefly introduces why does the capacitor broken and its effects。 ...
The difference between graphics card cooler and CPU cooler
On 2018-12-06 10:51:09 in Knownlege
This article briefly introduces the difference between graphics card cooler and CPU cooler ...
The Work Principle of Circuit Breakers
On 2018-12-29 10:47:09 in Knownlege
This article describes the work principle of circuit breakers ...
Do you know how to design the system ground?
On 2019-10-16 10:27:51 in Knownlege
This article describes the characteristics of the system ground. ...
What are the classification of digital multimeter?
On 2019-02-15 13:48:08 in Knownlege
This article describes the classification of digital multimeter. ...
Drawing board diagram of printed circuit board.
On 2019-01-14 17:25:00 in Knownlege
This article describes the drawing board diagram of printed circuit board. ...
Transistor roles, characteristics and states
On 2018-12-13 11:45:47 in Knownlege
This article describes of transistor roles, characteristics and states ...
Overview of how the motherboard works.
On 2019-03-21 11:05:54 in Knownlege
This article describes the overview of how the motherboard works ...
What are the characteristics of the smartphone?
On 2019-02-14 11:16:20 in Knownlege
This article briefly introduces the characteristics of the smartphone ...
What are the components of the wired mouse module and connector?
On 2019-01-14 17:44:21 in Knownlege
This article introduces some the components of the wired mouse module and connector ...
What is a four-way solenoid directional valve?
On 2019-01-05 13:53:56 in Knownlege
This article describes the role of the four-way solenoid directional valve ...
What is the working principle of the infrared sensor?
On 2018-12-08 11:18:25 in Knownlege
This article describes the working principle of the infrared sensor . ...
Computer motherboard resistance, capacitance
On 2018-12-08 11:11:23 in Knownlege
This article writes about the different roles of capacitors and resistors ...
Discrimination on the pseudo-concept of "reverse earth resistor value and modification of multimeter pens
On 2019-04-16 11:29:12 in Knownlege
This article briefly introduces the discrimination on the pseudo-concept of "reverse earth resistor value” and modification of multimeter pens ...
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
This article describes the how to judge whether there is a fault element according to the value of earth resistor. ...