Light is everywhere. In the early days of human development, humans have begun to use light to transmit information. But at that time, the amount of information transmitted was very small and the limitations were great.

With the development of society, the amou…

With the rapid development of electronic technology, operational amplifier circuits have also been widely used. The instrumentation amplifier is a precision differential voltage amplifier that is derived from an operational amplifier and is superior to an operat…

There are two types of regulating valve maintenance: First, preventive maintenance, mainly refers to the preventive maintenance measures taken to ensure the reliable operation of the regulating valve, and in the absence of failure, including the one adopted when the valve is insta…

Li Yugang's road to entrepreneurship: targeting the LED industry “small workshop” creative industry to help companies go public
From a child in a mountain to a college entrepreneur, from a “workshop owner” to a boss wi…

The CS7123 chip is a high-speed / high-precision video DAC chip independently designed by Shenzhen Xinhai Technology Co., Ltd. It includes three 10-bit current steering DACs with a maximum sampling speed of 240MHz. The block diagram of CS7123 is shown in Figure …

Recently, the new energy company carrying the new hope of Foshan Lighting's (000541.SZ) LED business announced its dissolution. Continued infighting and turmoil have also hit NVC Lighting's (02222.HK) LED business. The domestic two major traditional lighting co…

The Qingdao Purchasing Tendering Center is entrusted by the users to purchase the following equipment and services in the form of open tendering. The relevant matters are announced as follows. Now, legal persons with legal business qualifications …