With the price reduction of the upstream panel, millet TV also ushered in a multi-wave price reduction, just past the 919, a variety of millet TV prices hit, including millet TV 4 is the hot spot of this event, many started the millet TV 4 Friends do not know how to use Mill
LED street lamps have gradually eliminated traditional street lamps because of their low power consumption, high luminous efficiency, long life, energy saving and environmental protection, and have become the "main force" of road lighting. The street lamp has a long lighting time and is
Happy Every Day Happy Holidays [13/5] NEW new product STMicroelectronics' new MDmeshTM MOSFET with fast recovery diode Improve the power density of energy-efficient converters China, May 22, 2017 - STMicroelectronics introduces the latest
Filter 18.432M Specializing in the production of LED chip LED LED lamp beads As shown in the figure, after the 555 flip-flop is set, the sawtooth wave generated by the capacitor C charging can be used as the scanning voltage of the oscilloscope, but its linearity is not
Traditionally, precision half-wave and full-wave rectifiers use carefully selected components, including high-speed operational amplifiers, fast diodes, and precision resistors. The large number of components makes this solution costly and does no
[Netease Smart News, September 20] The self-driving car may be the biggest advancement in the safety of the auto industry and pedestrians since the installation of airbags. However, the Americans still remain silent about this tremendous progress. In an AAA survey, 78% of r
Yesterday, VR Network was invited to participate in the "Garmin panoramic motion camera VIRB360 conference," Garmin (Garmin) as the United States famous GPS brand, products cover outdoor, automotive, aviation, navigation, sports and other fields. The test of water
When measuring negative voltage system signals, the signal is not stable? Negative voltage linear regulator helps you hold "negative energy"! ! What is a negative voltage? When it comes to voltage, everything is relative. There are di
1, mild cleaning - wipes cleaning method This method is always used and pro-tested, suitable for cleaning dirty headphones . Wet wipes are available in convenience stores and supermarkets. Use it to walk back and forth along the cord to clean it up. Be careful not to use too much
With our pursuit of large screens, replacing the living room TV with a projector has become a problem that many people have considered. However, from a few thousand to more than ten thousand models, how to pick a projector with good results? A lot of. â–¶Select the proj
Photocoupler GP4020 The GP4020 is a complete GPS receiver digital baseband processor that combines the GP2021's 12-channel correlator functionality with the advanced ARM7TDMI (Thumb) microprocessor to achieve a high level of integration and reduce the cost of the GPS
Over the years, San Diego International Anime Exhibition has extended its focus to all popular cultures such as television, movies and games, but comics have always been the highlight. The comics publishing company EigoManga demonstrated its upcoming application at the show