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 check if the circuit is open with using a multimeter?
On 2019-02-20 11:00:54 in Knownlege
This article briefly introduces some mthods for checking if the circuit is open with using a multimeter. ...
Pre-welding preparation
On 2018-12-10 14:05:13 in Knownlege
This article describes the preparation of pre-welding ...
Several installation-related concepts of electronic components
On 2019-01-17 15:56:50 in Knownlege
This article describe several installation-related concepts of electronic components ...
The Ground in ATX Power Supply
On 2019-04-12 13:11:17 in Knownlege
This article briefly introduces the Ground in ATX Power Supply ...
How to measure the AXTpower?
On 2019-03-12 14:26:30 in Knownlege
This article describes the method to measure the AXTpower ...
How to use the clamp ammeter?
On 2018-12-29 14:18:45 in Knownlege
This article briefly introduces the use of clamp ammeter ...
What are the steps of manual soldering?
On 2019-01-18 11:23:59 in Knownlege
This article writes about the steps of manual soldering ...
The principle, advantages and disadvantages of several liquid level gauges
On 2019-07-03 10:58:24 in Knownlege
This article describes the principle, advantages and disadvantages of several liquid level gauges ...
Basic operation steps of manual welding
On 2018-12-04 10:23:27 in Knownlege
This article describes the basic operation steps of manual welding ...
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. ...
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 drawing of printed circuit boards?
On 2019-01-12 16:22:12 in Knownlege
This article briefly introduces how to drawing of printed circuit boards. ...
Application status of wireless network technology
On 2019-06-12 14:49:50 in Knownlege
This article briefly introduces the application status of wireless network technology ...
What are the interfaces on motherboards?
On 2019-02-13 13:09:43 in Knownlege
This article describes the interfaces on motherboards ...
Insulation resistance
On 2018-12-11 14:12:15 in Knownlege
This article briefly introduces insulation resistance ...
What is a MEG table and how to use it?
On 2019-01-04 11:24:23 in Knownlege
This article briefly introduces the MEG table and how to use it ...
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 ...
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 ...
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. ...
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 are the common reason of fault of the electromagnet?
On 2019-01-08 14:24:09 in Knownlege
This article introduces the common reason of fault of the electromagnet. ...
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 ...
New SSR Design Prevents Overheating Solving Electronic Switching in Load Control Applications
On 2018-12-17 11:21:14 in Knownlege
This article describes the New SSR Design Prevents Overheating Solving Electronic Switching in Load Control Applications ...
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. ...
How to choose an air switch
On 2018-12-06 13:34:28 in Knownlege
This article briefly introduces how to choose an air switch ...
How to use a electronic constant temperature heat gun?
On 2019-01-28 13:41:57 in Knownlege
This article describes the use method of electronic constant temperature heat gun ...
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. ...
What is a resistor?
On 2018-12-14 13:26:07 in Knownlege
This article describes what is a resistor ...
Process document
On 2018-11-01 13:44:45 in Knownlege
process route list.The process route table is used for the arrangement and scheduling of product production,which reflects the whole process of product preparation from blank to finished product ...
What is the principle of the seven-person intelligence responder?
On 2019-01-22 16:57:34 in Knownlege
This article describes the principle of the seven-person intelligence responder ...
Asus (ASUS) Motherboard Point Bitmap usage method (new version).
On 2019-03-28 11:08:06 in Knownlege
This article writes about the Asus (ASUS) Motherboard Point Bitmap usage method (new version). ...
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 ...
The method of using the ignition block of OTC700 series automobile digital multimeter
On 2019-04-26 10:58:45 in Knownlege
This article briefly introduces the method of using the ignition block of OTC700 series automobile digital multimeter ...
What is the role of 2.4g wireless transceiver module?
On 2019-06-15 15:26:12 in Knownlege
This article writes about the role of 2.4g wireless transceiver module ...
What is the motherboard architecture?
On 2019-04-02 11:03:17 in Knownlege
This article writes about the motherboard architecture. ...
Laptop cooler
On 2018-12-05 12:07:56 in Knownlege
This article briefly introduces the laptop cooler ...
GIGABYTE Motherboard Point Bitmap usage.
On 2019-04-03 14:12:35 in Knownlege
This article introduces the usage of GIGABYTE Motherboard Point Bitmap usage ...
What is a field-effect transistor?
On 2018-12-13 14:34:17 in Knownlege
This article writes about the field-effect transistor ...
Simple function generator circuit
On 2018-12-27 11:22:15 in Knownlege
This article describes the Simple function generator circuit ...