Sources and elimination of acoustic noise

After using the car audio or replacing the audio, the audio will produce a variety of noise, the noise can affect the sound quality, reduce the audio index, and even make the entire audio system unable to listen, for noise problems, introduce the source of noise and ba

Develop specific proposals for China's LED packaging industry

With the increasing use of mobile phone flash, large and medium size LED display light source modules and special purpose lighting systems. In the end, it will be extended to use in general lighting system equipment, and the high-power LED market u

Smart grids brewing huge market space

[Introduction: Smart Grid is a digital self-healing energy system that can optimize power supply, promote two-way communication between power grids, achieve end-user energy management, minimize power interruptions, and transmit power on-demand, bringing result

Production of an entry-level amplifier

Today, with the rapid development of electronic technology, the ancient tube is gradually replaced by transistors or integrated circuits with small size, low power consumption and long life in most fields of the electronic world. However, in the audiophile world, she s

2010 LED car lighting value is expected to exceed 1 billion

Transportation lighting has become an important application market for LEDs as an illumination source. At the 2010 Shanghai International New Light Source & New Energy Lighting Forum's “New Light Source and Transportation Lighting Tra