I would like to ask: If a 1UF/400V capacitor is connected in parallel to a 220V AC circuit and a 3.6K/15W resistor is connected in parallel to a 220V AC circuit, are their power consumption (watt-hour...
Chapter 2 Overview of TMS320VC5402The most widely used DSPs in the industry are TI's TMS320 series DSPs. TMS320C5402 is a highly cost-effective fixed-point digital signal processor DSPs launched by TI...
Several ways of current sampling1. Use sampling resistors directly and ADC to measure the voltage drop on the resistor without processing circuits such as op amps. 2. Use sampling resistors and ADC to...
Taking advantage of the 0-yuan proofing opportunity of Jiali Chuang, I made a few PCB rulers by myself, as shown in the picture. I will send them to you free of charge. If you like them, you can send ...
Click to registerLive broadcast time
April 21, 10:00-11:30amLive Topic
What to listen to while stuck in traffic? New generation of in-car audio systems and software-defined carsLive content
The new ge...
Ceramic capacitors are increasingly used due to their good heat resistance, excellent insulation performance, simple structure, and low price. However, due to the wide variety of product models, it is...
Recently, the National Transportation Safety Board (NTSB) of the United States released the final results of its investigation into a 2018 autonomous vehicle accident in Tempe, Arizona, USA. The repo...[Details]
At Apple's fall conference, in addition to the new iPhone 11 series of mobile phones, Apple Watch also appeared on the stage of Apple's conference last night. This may be the fastest-paced press co...[Details]
1. Wireless
Sensor
Network technology is widely used and flourishing
Wireless sensors and sensor networks are new technologies with very broad market prospects and will have a profound...[Details]
The power supply design process is an extremely difficult task, from understanding complex circuits to seeking help from chip distributors, nothing is easy. This article will tell you how to use ex...[Details]
The most commonly used packages in the 78** and 79** series three-terminal regulators are TO-220 and TO-202. The graphics of these two packages, as well as the pin numbers and pin functions are sho...[Details]
In 1902, the first wireless telephone device was created in a country home in Murray, Kentucky, USA, marking the earliest exploration of "mobile phone" technology by humans. This was less than 30 yea...[Details]
Recently, the Ministry of Industry and Information Technology’s official website released a reply to the “Proposal on Vigorously Developing Sodium-Ion Batteries in my country”. The reply mentioned th...[Details]
LED indoor lighting and application technology are advancing by leaps and bounds. Indoor lighting is undoubtedly a huge market with undoubted market prospects. It is believed that it will occupy a lar...[Details]
my country's energy structure is characterized by rich coal, lack of oil and little gas. Coal accounts for 56% of energy consumption and coal-fired power accounts for about 52% of electricity. The ene...[Details]
Review of Intel's 2022 annual technological innovation and product releases: Deeply cultivating hard-core innovation to promote the digital future With the rapid advancement of digitalization, tech...[Details]
On July 6, according to the Qichacha App, Beijing Xiaomi Mobile Software Co., Ltd. disclosed the patent for "Vehicle and its control method, device, terminal and storage medium", with the publication...[Details]
At present, the power amplifiers
in active speakers
mostly use transistors or integrated circuits. Active speakers made with tube power amplifiers are rare. However, if you want to pu...[Details]
1. Purpose and requirements Make a small system for real-time display of temperature and humidity, with a response time of about 1s, and the probe part can be placed in a container with a diameter of...[Details]
About 500,000 Japanese owners of home photovoltaic systems under expiring 10-year feed-in tariff (FIT) contracts may be able to find a new way to benefit from solar energy using battery...[Details]
Commonly used detection methods for integrated circuits include online measurement , off-line measurement and substitution. 1. Off-line measurement When the integrated circuit is not soldered int...[Details]
Test/Measurement
京公网安备 11010802033920号
EEWORLD
