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. ...
Resistor classification
On 2018-12-04 11:51:37 in Knownlege
This article describes the classification of resistors ...
Resistor classification
On 2018-12-13 13:30:42 in Knownlege
This article writes about the different kinds of resistor ...
What is a resistor?
On 2018-12-14 13:26:07 in Knownlege
This article describes what is a resistor ...
How to select and maintain fixed resistors?
On 2018-12-14 14:25:13 in Knownlege
This article describes how to select and maintain fixed resistors ...
The difference between diode and resistor
On 2018-12-08 11:39:22 in Knownlege
This article writes about the different roles of diode and resistor ...
Computer motherboard resistance, capacitance
On 2018-12-08 11:11:23 in Knownlege
This article writes about the different roles of capacitors and resistors ...
How to detect the value of HEF with a multimeter?
On 2019-02-26 17:58:23 in Knownlege
This article briefly introduces the method of detecting HFE ...
What factors are related to the resistance of the resistor
On 2018-12-06 10:35:16 in Knownlege
This article briefly introduces main factors related to the resistance of the resistor ...
Rated power rating and detection method of fixed resistance
On 2018-12-13 14:58:39 in Knownlege
This article briefly introduces rated power rating and detection method of fixed resistance ...
What are the methods for detecting DC resistance with using multimeter?
On 2019-02-18 16:59:48 in Knownlege
This article describes some methods for detecting DC resistance with using multimeter ...
What are the methods of reducing the measurement error of the pointer multimeter?
On 2019-02-13 13:21:56 in Knownlege
This article introduces some methods of reducing the measurement error of the pointer multimeter ...
The difference between resistance and impedance
On 2018-12-04 11:32:41 in Knownlege
This article describes the difference between resistance and impedance ...
Multi-turn potentiometer and single-turn potentiometer
On 2018-12-10 11:01:32 in Knownlege
This article briefly introduces multi-turn potentiometer and single-turn potentiometer ...
What is a positive temperature coefficient thermistor?
On 2018-12-14 13:13:50 in Knownlege
This article describes the parameters and measurement of the positive temperature coefficient thermistor ...
Simple function generator circuit
On 2018-12-27 11:22:15 in Knownlege
This article describes the Simple function generator circuit ...
The main role of the potentiometer?
On 2018-12-11 13:20:38 in Knownlege
This article describes the main role of the potentiometer ...
Digital multimeter structure and use
On 2019-01-25 17:58:18 in Knownlege
This article describes the digital multimeter structure and use ...
What is the working principle of the bias circuit in the triode amplifier circuit?
On 2019-10-17 10:02:01 in Knownlege
This article describes the characteristics of the triode amplifier. ...
How to use a universal bridge?
On 2019-01-05 11:33:24 in Knownlege
This article describes how to use a universal bridge ...
Specific use of multimeter in ATX power maintenance.
On 2019-04-18 14:50:01 in Knownlege
This article briefly introduces the specific use of multimeter in ATX power maintenance. ...
Maintenance method for memory power supply failure.
On 2019-04-24 11:52:22 in Knownlege
This article writes about the Maintenance method for memory power supply failure. ...
Memory VTT power supply circuit analysis.
On 2019-04-29 10:52:17 in Knownlege
This article describes the Memory VTT power supply circuit analysis. ...
What are the application of transistor?
On 2019-03-01 11:30:25 in Knownlege
This article writes about the transistor application. ...
How much do you know about RS-422 and RS-485?
On 2022-03-08 10:43:00 in Knownlege
This article describes the characteristics of the RS-422 and RS-485. ...
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 ...
What is an Integrated Operational Amplifier?
On 2019-01-07 17:33:42 in Knownlege
This article describes the Integrated Operational Amplifier ...
What are the basic components on the ATX power board?
On 2019-03-13 13:07:05 in Knownlege
This article introduces the basic components on the ATX power board. ...
How to make a wireless music doorbell?
On 2019-04-20 13:27:35 in Knownlege
This article describes the production of wireless music doorbell ...
AMD Motherboard bus Power supply Analysis
On 2019-04-23 14:03:28 in Knownlege
This article writes about the AMD Motherboard bus Power supply Analysis ...
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 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 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. ...
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 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 relationship between the chip and the discrete device?
On 2018-12-11 10:49:57 in Knownlege
This article briefly introduces the relationship between the chip and the discrete device ...
What are the features and use note of CMOS circuit?
On 2019-01-09 14:07:06 in Knownlege
This article describes the features and use note of CMOS circuit ...
What is the apparent power of ATX power supply?
On 2019-04-04 11:53:03 in Knownlege
This article briefly introduces the apparent power of ATX power supply ...