[i=s]This post was last edited by Digital Leaf on 2021-11-21 12:00[/i]In the previous article, SGTools was used to generate a simple interface, so it is easy to use SGTools, and you don’t even need to...
Sharing of household heating and cooling inverter air conditioner application solutions based on MM32SPIN series MCU : https://training.eeworld.com.cn/course/5661Introduction to variable frequency air...
P359 of the fourth edition of Tong Shibai's Model Electronics says: The ratio of the output voltage to the input voltage when the frequency is 0 is the passband gain, but how come (7.3.35) and (7.3.36...
Abstract: Relay protection is of great significance to the safe and reliable operation of power equipment and substations. Therefore, it is important to pay attention to the verification of relay devi...
[i=s] This post was last edited by Tongxiaokaocode on 2022-3-31 08:51[/i]引脚书是一本为设计师和工程师制作的免费数字书，作为快速参考，以便在你的电子项目中记住不同的引脚功能。该书涵盖了130种常用的元件（查看列表），如连接器、单板计算机、开发板、存储卡、微控制器芯片等。如果你需要更多的技术信息，每个页面的顶部都有一个链接（如p...
Improving PA efficiency to increase mobile phone talk timeExtracted from www.52RD.com July 3, 2006 Mathew JacobA mobile handset isn’t just a phone anymore, it’s an MP3 player, a fashion statement, a G...
On the evening of August 25, Saiwei Semiconductor released its 2021 semi-annual report. The company achieved operating income of approximately 395 million yuan in the first half of the year, a year-o...[Details]
Currently, to prevent transient collector currents when high dV/dt is applied to an IGBT in a bridge circuit, designers typically design the IGBT to require a negative bias gate drive. However, pro...[Details]
The author used the watchdog ADM706 in the design of ARM+Linux products. The timing interval of this IC is 1.6s. Since the ARM9 kernel is used and the operating system is Linux, the entire system tak...[Details]
When measuring resistance with a DT-830 digital multimeter, when the measured resistance value exceeds 20MΩ, the meter head displays "1", indicating that the limit is exceeded and the resistance value...[Details]
Next, we need to create a table for this note, which will help the microcontroller obtain the corresponding data by looking up the table. The bass is between 0 and 19, the middle is between 20 and 39...[Details]
The key requirements for buck regulators are usually size and efficiency. With printed circuit board area at a premium, no designer wants to allocate extra space for power solutions. In addition, as...[Details]
1. Introduction
In modern large parking lots, the intelligent parking management system makes vehicle entry and exit procedures simple and safe, and realizes the functions of autom...[Details]
The digital temperature sensor DS1820 from Dallas Semiconductor in the United States is the world's first temperature sensor that supports the "one-wire bus" interface. It uses the patented on-board ...[Details]
The gas turbine flowmeters mainly include impeller flowmeters, which also include anemometers, water meters, etc.
Among various flow meters, the products with the best repeatability and accuracy are:...[Details]
Energy efficiency is important. In fact, it is one of the main design criteria for many new automotive power electronics systems. Every watt of electricity wasted is equivalent to a drop of gasoline ...[Details]
According to foreign media reports, AI researchers at the University of California, Berkeley said they have developed an AI technology that can help self-driving cars navigate in the unfamiliar real ...[Details]
1 Introduction
With the rapid growth of the number of motor vehicles in China, in order to ensure the safe operation of motor vehicles, the fully automatic vehicle comprehensive performance test l...[Details]
Recently, Sungrow signed a cooperation agreement with the famous French energy group ENGIE for the 638MWh Coya energy storage project, and will provide the industry-leading liquid-cooled energy sto...[Details]
Logging technology, also known as geophysical logging technology, is the "eyes" of geologists and oil and gas reservoir development engineers in oil and gas reservoir exploration and development. The...[Details]
General filament power supply circuit
Figure 1. General filament power supply circuit
The power supply for the filament of the final stage high-power transmitting tube of a 10kW TV transmitter...[Details]
Test/Measurement
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