A preliminary understanding of the parasitic effects of resistors and capacitors
On 2018-12-26 10:39:18 in Technology
This article briefly introduces the parasitic effects of resistors and capacitors ...
How to use the OTC700 series digital multimeter to test the frequency and temperature?
On 2019-04-25 11:09:33 in Technology
This article describes the use methods of OTC700 series digital multimeter to test the frequency and temperature ...
How to judge whether the capacitor is good?
On 2018-12-05 10:43:01 in Technology
This article introduces how to judge whether the capacitor is good or bad ...
How to judge a capacitor is good or bad and replace the bad one?
On 2019-03-11 12:00:02 in Technology
This article describes the method to judge a capacitor is good or bad and replace the bad one ...
How to repair the mechanical multimeter AC voltage and current mode fault?
On 2019-01-28 13:44:30 in Technology
This article briefly introduces how to repair the mechanical multimeter AC voltage and current mode fault. ...
How to produce a LED dimming table lamp?
On 2019-01-22 16:51:25 in Technology
This article describes how to produce a LED dimming table lamp ...
What is the working principle of intelligent colored lights controller?
On 2019-01-28 15:21:12 in Technology
This article writes about the working principle of intelligent colored lights controller ...
How to use a digital multimeter?
On 2018-12-28 14:41:08 in Technology
This article describes the use methods of digital multimeter. ...
Board soldering considerations
On 2018-12-11 13:46:32 in Technology
This article describes the board soldering considerations ...
How to reduce errors in detecting DC currents?
On 2019-02-13 11:44:47 in Technology
This article describes the method of reducing errors in detecting DC currents. ...
What about the iW220l and iW2202 digital controllers based on pulse train patent technology?
On 2021-07-05 11:05:01 in Technology
This article describes the characteristics of the controllers. ...
How to identify and detect electronic components
On 2018-12-05 11:39:50 in Technology
This article briefly introduce how to identify and detect electronic components ...
Effect of resistance
On 2018-12-03 13:42:35 in Technology
This article describes the effect of resistance ...
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
This article writes about the digital multimeter common faults and maintenance. ...
What is the difference between electronic component plug-ins and patches?
On 2018-12-03 13:34:48 in Technology
This article is about the difference between electronic component plug-ins and patches. ...
What are the five major electronic components?
On 2018-12-01 11:49:17 in Technology
This article briefly introduces the five major electronic components。 ...
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
This article write about the work principle of LED cycle light and the list of components to form it ...
Monolithic/Hybrid Digital to Analog Converters
On 2018-12-27 10:47:45 in Technology
This article briefly introduces Monolithic/Hybrid Digital to Analog Converters ...
How to make an electronic energy saving lamp?
On 2019-01-19 16:55:13 in Technology
This article describes to make an electronic energy saving lamp ...
How to make a fast battery charger?
On 2019-01-21 16:38:37 in Technology
This article describes how to make a fast battery charger ...
How to make DC adjustable power supply?
On 2019-01-22 16:54:34 in Technology
This article describes how to make DC adjustable power supply ...
How to choose the drive resistance in the triode analog circuit?
On 2019-09-28 10:43:01 in Technology
This article describes the characteristics of the drive resistance. ...
How to detect the capacitance of the computer motherboard
On 2018-12-05 11:13:03 in Technology
This article describes the detection method of the capacitance of the computer motherboard ...
Extend the life of electrical appliances
On 2019-05-08 14:37:43 in Technology
This article briefly introduces a method that extend the life of electrical appliances ...
DDR2 memory power supply circuit analysis.
On 2019-05-31 14:22:25 in Technology
This article writes about the DDR2 memory power supply circuit analysis. ...
How to repair a transformer after it has been damaged
On 2018-12-20 11:26:34 in Technology
The article explores some repair methods after the transformer has been damaged ...
What are the advantages and disadvantages of embedding an ARM hard core on an FPGA?
On 2019-07-12 11:14:24 in Technology
This article describes the advantages and disadvantages of embedding an ARM hard core on an FPGA. ...
How to use the universal bridge meter for measuring capacitance?
On 2019-01-28 13:39:44 in Technology
This article describes how to use the universal bridge meter for measuring capacitance. ...
How to detect,repair and replace the ordinary inductance coil?
On 2018-12-17 10:46:17 in Technology
This article briefly introduces some ways to detect,repair and replace the ordinary inductance coil ...
How to detects whether the trigger circuit correlation signal of start-up circuit is normal or not?
On 2019-07-02 15:45:18 in Technology
This article briefly introduces the method of detecting whether the trigger circuit correlation signal of start-up circuit is normal or not. ...
Why the Raspberry Pi 4's USB-C interface is not compatible with all Type-C data lines？
On 2019-07-31 10:49:42 in Technology
This article describes the characteristics of the USB-C interface and Type-C data lines. ...
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
This article writes about some methods to judge the DC voltage/current block failure of the mechanical multimeter and repair it. ...
How to measure resistance using a universal bridge meter?
On 2019-01-27 15:00:33 in Technology
This article describes how the universal bridge meter measure resistance. ...
CMOS circuit fault maintenance method.
On 2019-05-06 11:21:24 in Technology
This article describes the maintenance method of CMOS circuit. ...
How to make an inductive electronic welcome device?
On 2019-01-23 17:10:29 in Technology
This article describes how to make an inductive electronic welcome device ...
How to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault？
On 2019-01-28 13:37:51 in Technology
This article describes how to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault. ...
What is the role of the power tube?
On 2018-12-01 11:43:01 in Technology
This article describes the role of the power tube ...
How to use the basic measurement function of automobile digital multimeter?
On 2019-03-09 11:48:04 in Technology
This article describes the use of the basic measurement function of automobile digital multimeter ...
The difference between digital power and analog power
On 2019-07-26 10:36:39 in Technology
This article briefly introduces the difference between digital power and analog power ...
How to measure if the start-up circuit motherboard is short-circuited.
On 2019-06-14 16:05:01 in Technology
This article describes the method of measure if the start-up circuit motherboard is short-circuited. ...