Listen to the sound of nature, and pursue the beauty of each note. Sony's new XBA series of high-end three-moving iron unit earplugs XBA-30 brings the ultimate shock experience, so that the sense of hearing reaches a new level. Through the perfect presentation of every detail of XBA-30
The Ministry of Transport of the People's Republic of China is an important department of the country. In 2007, the office building of the Ministry of Communications was completely renovated, and the lighting project was naturally included in the scope of transformation. What
Circuit diagram with AFC mixer
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Inverter remote controller product introduction What is the inverter remote controller At the application site of many inverters, the distance between the motor and the operating room is far. If the inverter is installed on the site, it is not easy for the workers to observe and ope
In October 2003, Shunda Semiconductor Development Co., Ltd. was established, and the solar photovoltaic industry in Gaoyou City, Jiangsu Province began to take off. With the foreign investment of companies such as Shunda Semiconductor Co., Ltd. and Meifeng Co., Ltd., the solar photovoltaic industr
In the world, lighting accounts for about 19% of electricity consumption, and about 12-13% in China. If the existing lighting equipment is replaced by energy-saving lighting technology, it can save 40% of electricity. Recently, Philips Lighting hosted a green conversion event with the theme of simp
The $700K contract will provide a stand-alone system to Airport De Guiria in Venezuela. Airfield light Carmanah Technologies Corp. has received an order to supply solar-powered portable airfield lights from Bariven SA in Venezuela. The order, valued at ~$700,000, will provide the tools to equip Ve
Now the community is bright and colorful, and the night is more beautiful. On the evening of December 7, I lived in Greentown Lily, and Wang Lao, 72, said happily. In the Laoshan District of Hefei, in addition to the Greentown Lily District, Xiangxi Yayuan, Baishengyuan, Hefei College and the Munic
Andreas Pohl of Avago Technologies describes some of the difficulties that designers may experience when designing LEDs into their lighting applications, focusing on thermal, optical and driver issues. This article deals with the difficulties that designers may experience when designing LEDs into t
The huge array of LED video screens in Times Square were put to good use on the night of November 4. Reuters display (courtesy of DailyDOOH.com) LED displays played a key role in conveying the US presidential election results to the crowds concentration in New York's Times Square, according to
Many drivers have definitely had this experience: when driving at night, the glare of the headlights suddenly slammed into the eyes, the danger is no less than driving with closed eyes. At the moment, many car owners have privately modified the lights and replaced them with high-intensity xenon lam
Several different power converter topologies can be employed, depending on the circumstances, to provide efficient control of LED systems, writes Iain Moseley. Figure 1 In recent years, improvements in LED efficiency (lumens/watt) as well as new thermal-enhanced device packaging have resulted in L