The D3220 dual-channel preamplifier circuit is a dual preamplifier consisting of two amplifiers and two ALC transistors (can be used as a variable monitor). The internal single-ended push-pull output stage can directly drive the meter and ALC circuit. The ALC between the channels is better balanc ......
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The lighting system on the car not only allows the driver to actually understand the condition of the car, but also provides the conditions that must be met during the safe driving process. The new generation of light source LEDs, which is no stranger to many consumers, has been further expanded in ......
In 2010, the Guangzhou Asian Games will be approaching. In order to reflect the green Asian Games concept, the organizing committee will use the "Green Warrior" lights to dress up the opening ceremony, and the number is expected to reach 100,000. In addition, the city of Guangzhou will a ......
Guest speaker: Senior Application Engineer, Osram Opto Semiconductors Asia Application Design Center Dr. Chen Wencheng's speech title: Innovative technologies and solutions for LED plant growth lighting Round-RGB/PWM Neon Light is very soft and flexible& ......
EVG is an Austrian manufacturer of wafer bonding and lithography equipment, and the EVG500 series recently introduced a new wafer bonding system. The EVG520L3 system includes three chambers that combine the advantages of temperature control, piston force uniformity and modularity in this series of ......
The 74th IEC Annual Meeting was held in West Asia, USA. The National Lighting Standardization Technical Committee Lighting Subcommittee and Shanghai Times Light Lighting Electrical Testing Co., Ltd. attended the meeting on behalf of China. During the meeting, our representatives discussed the stand ......
CMOS ZC40110 is a "four-in-one" circuit with decimal addition, decrement reversible counting function, output latch function, 10-line to 7-segment decoding function and display drive function. It can directly drive semiconductor light-emitting diodes and low-voltage fluorescent digital ......
The MAX16801A/B and MAXl6802A/B use a constant current to drive the HB LEDs in general lighting and display applications to provide the required control. The MAX16801A/B is suitable for general purpose AC input LED drivers , while the MAX16802A/B is specified for low voltage (10.8 to ......
China Semiconductor Lighting Network (CPT: Chunghwa Picture Tubes) released its January revenue growth of more than 13%, and according to reports, Innolux Display's revenue in January maintained steady growth. In January, CPT’s unaudited consolidated revenue reached NT$6.9 billion (US$2 ......
Recently, the author and the Zhengxi high-speed train EMU first intimate "contact", despite the psychological preparation, but the car's luxury and comfort is still a bit surprising. The seat can be rotated 360 degrees, placed into a couch, there is hot water on the washbasin, and the ......