What kind of garbage is used battery and what harm?
On 2021-06-26 10:53:01 in Knownlege
This article describes the characteristics of the battery. ...
Insulation resistance
On 2018-12-11 14:12:15 in Knownlege
This article briefly introduces insulation resistance ...
The difference between resistance and impedance
On 2018-12-04 11:32:41 in Knownlege
This article describes the difference between resistance and impedance ...
What are the types and role of solder resist?
On 2019-01-28 13:43:17 in Knownlege
This article describes the types and role of solder resist. ...
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 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 ...
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 ...
When using resistance and line on-off test mode of the automotive digital multimeter.
On 2019-04-22 14:33:41 in Knownlege
This article write about when using resistance and line on-off test mode of the automotive digital multimeter.The correct method of choosing gear and connecting detection line is adopted. ...
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 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. ...
The relationship between ATX power supply and switching power supply.
On 2019-03-18 16:05:11 in Knownlege
This article briefly introduces the relationship between ATX power supply and switching power supply. ...
What are the method of judging the probable fault position of the pointer multimeter?
On 2019-02-14 11:03:30 in Knownlege
This article briefly introduces the method of judging the probable fault position of the pointer multimeter ...
What issues should pay attention to before using the multimeter?
On 2019-02-14 11:23:38 in Knownlege
This article introduces some issues should pay attention to before using the multimeter ...
What issues should pay attention to when using the multimeter?
On 2019-02-16 10:36:20 in Knownlege
This article introduces some issues should pay attention to when using the multimeter ...
The operating principle of Intel single-bridge H55 chipset motherboard boot circuit.
On 2019-04-27 15:27:46 in Knownlege
This article describes the operating principle of Intel single-bridge H55 chipset motherboard boot circuit. ...
What is the work principle of inductive electronic welcome device?
On 2019-01-23 17:05:22 in Knownlege
This article writes about the work principle of inductive electronic welcome device ...
What are the difference of use of digital multimeter and pointer multimeter.?
On 2019-02-20 11:00:08 in Knownlege
This article describes the comparison of the use of digital multimeter and pointer multimeter. ...
What are the precautions when using a mechanical multimeter?
On 2019-01-27 15:03:50 in Knownlege
This article introduces some precautions when using a mechanical multimeter. ...
What are the functions of the universal bridge instrument knobs and switches?
On 2019-01-27 14:53:54 in Knownlege
This article describes the functions of the universal bridge instrument knobs and switches . ...
What is a capacitance meter and how to use it?
On 2019-01-27 14:46:04 in Knownlege
This article writes about the capacitance meter and its use methods. ...
What is a capacitance meter and how to use?
On 2019-01-02 16:16:00 in Knownlege
This article describes the capacitance meter and the use of it. ...
The operating principle of the Intel dual-bridge G41 chipset motherboard boot circuit.
On 2019-04-17 17:02:11 in Knownlege
This article describes the operating principle of the Intel dual-bridge G41 chipset motherboard boot circuit. ...
What is the structure of a common mechanical multimeter?
On 2019-01-25 16:17:30 in Knownlege
This article writes about the structure of a common mechanical multimeter. ...
The operating principle of AMD single-bridge A55 chipset motherboard boot circuit.
On 2019-04-26 10:52:17 in Knownlege
This article describes the operating principle of AMD single-bridge A55 chipset motherboard boot circuit. ...
How to use the OTC700 series automobile digital multimeter correctly.
On 2019-04-18 14:24:01 in Knownlege
This article briefly introduces the use of OTC700 series automobile digital multimeter. ...
Transformer and inverter
On 2018-12-05 11:07:52 in Knownlege
This article writes about the different roles of transformers and inverters. ...
The platinum used in Bosch's new fuel cell
On 2019-06-03 14:57:42 in Knownlege
The platinum used in Bosch's new fuel cell will be one-tenth the platinum used in existing fuel cell vehicles. It is expected to be launched in 2022. ...
Debugging and Assembly of patch miniature FM Radio
On 2018-12-11 14:03:30 in Knownlege
This article briefly introduces debugging and Assembly of patch miniature FM Radio ...
How to repair the reset circuit?
On 2019-05-05 14:17:25 in Knownlege
This article describes the Repair method for reset circuit failure. ...
When do you need to add an I2C isolator at design time?
On 2019-07-02 15:41:18 in Knownlege
This article describes at design time when need to add an I2C isolator ...
What is the Digital / analog multimeter?
On 2019-02-18 16:56:55 in Knownlege
This article describes two common digital / analog multimeter. ...
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 ...
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 ...
How to use the OTC700 series automobile digital multimeter to text the rotation speed and duty?
On 2019-04-24 11:39:47 in Knownlege
This article describes the use of OTC700 series automobile digital multimeter to text the rotation speed and duty ...
How to select external connection mode of printed Circuit Board?
On 2019-01-15 11:19:29 in Knownlege
This article describes the selection of external connection mode of printed Circuit Board ...
Headphones in Audio Industry Facing Changes
On 2018-12-25 15:09:01 in Knownlege
This article briefly introduces the headphones in audio industry facing changes ...
Future Electronic Components Printed Like Newspapers
On 2018-12-24 17:56:55 in Knownlege
This article describes that may future electronic components printed like newspapers ...
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 ...
Function of digital multimeter diode block.
On 2019-04-13 14:33:53 in Knownlege
This article briefly introduces the function of digital multimeter diode block. ...
Resistor classification
On 2018-12-13 13:30:42 in Knownlege
This article writes about the different kinds of resistor ...