After the arrival of the global village in the 21st century, electronic rivers and lakes have been harassed, and the major sects have launched their own superior martial arts to compete for disciples and fans in order to compete for territory and

After Panasonic officially withdrew its plasma panel and TV production business, plasma TVs that were originally sold out were repeatedly exposed as loopholes in after-sales maintenance. After Panasonic officially withdrew from the plasma panel and TV production business,

Pico Projector Test Analysis Report The consumer market of projector products in China is mainly concentrated in the more economically developed large and medium-sized cities such as North China, East China, and South China. Education, business, government, and family enter

On August 3rd, thousands of movie fans eagerly hoped for the “Sansheng III Shili Peach Blossom” finally released. The micro whale held a “little whale play party” in Shanghai on the same day as the movie premiere, inviting fans and many famous film c

In March 2017, Cypress Semiconductor announced the release of PSoC 6 , the latest microcontroller (MCU) architecture designed for the Internet of Things (IoT). Based on ultra-low power 40nm processing technology, the architecture is the industry's lowest power, most flexib

Every mixing engineer has his own secret weapon and mysterious recipe. In this article, we'll explore bus processing—how to use it without abusing it to achieve the best results. 1. What is bus processing, why do bus processing? In simple terms, bus processing is the application of

Many people will ask: Is the central air-conditioning air purification device filter the more layers, the better? The answer is no. The filter of the central air-conditioning air purifier does not look at the number of layers, but rather the filtering technology. The more the filter l

The FlexRay communication protocol is a high-speed automotive bus system with fault tolerance. It has been maturely used in the electronically controlled damping and main control suspension systems of the BMW X5. Here we will drink everyone to understand the FlexRay protocol a

The smoke purification filtration system can effectively absorb and filter smoke and dust generated during welding, laser marking, laser engraving, etc., and at the same time play toxic and harmful gases and dust such as hydrocarbons and cyanide compounds. Adsorption and thorough filtration to preve

On August 12, 2017, that is, next Saturday, TCL United IT168 will hold a P6 ultra-thin live TV offline experience at 3W Coffee in Zhongguancun Venture Street in Beijing. It will also be live on a live broadcast, live broadcast, pepper, and video. Customer and other live broa

Zener diode model comparison table: Original model Foreign model Regulated value Domestic replacement model 1N746 H23 MA4030 RD417E RD217EB 2.5-3.5 2CW51 1N747 1N748 1N749 HZ4 RD3.9E 3.9-4.5 2CW52 1N750 1N751 HZ5 05Z5.1 RD5A RD5.1E 4-5.8 2CW53 1N752 1N751 HZ5 05Z5.1 RD5A RD5.1E

2.2 using absorption circuit The main cause of EMI in switching power supplies is the sharp change in voltage and current, so it is necessary to reduce the rate of change of voltage and current in the circuit (du/dt and di/dt) as much as possible. The absorption circuit can suppress EMI. The basic