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Zheng Yan, Chief Engineer of the Technical and Economic Center of State Grid Economic Research Institute: Electricity is one of the important production factors of enterprises and the cornerstone o...[Details]
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ROHM will be present at the 2021 PCIM Asia Shenzhen International Power Components and Renewable Energy Management Exhibition Rohm, a world-renowned semiconductor manufacturer, will participate in ...[Details]
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Brushless motors and brushed motors each have their own advantages and disadvantages. The choice of which motor should be based on comprehensive considerations of specific applications and needs.
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The control system is
the key part of the
guided
bomb. At present, the control systems of all guided bombs are based on a certain mathematical model to correct the trajectory error in a f...[Details]
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The past five years have seen a steady stream of new designs on the smartphone market (let’s be honest, all smartphones look the same), but this year’s Mobile World Congress (MWC) saw a lot of innova...[Details]
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In the semiconductor manufacturing process, the yield rate affects the cost, so manufacturers conduct product inspections at multiple steps from wafer to packaged IC to detect defects as early ...[Details]
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Someone told me he had a 4-20mA current source. He wanted to determine if the current was out of range, or if the wire was broken! But no one knew how to detect that. If you want a tough challenge,...[Details]
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The keithley 2001 7 and a half digit multimeter can not only complete the functions that a conventional digital meter can complete, but can also provide a wider range of functions beyond conventional...[Details]
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Jiwei.com reported on December 9 that on September 7, 2020, realme X7 Pro was officially launched. At that time, the 8+256 version of the phone was priced at 3,199 yuan. On December 8, 2020, the offi...[Details]
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2023 may be the year when global smart car operating system (OS) competition shifts from a secret war to an open war. From the perspective of foreign companies, at CES in January 2023, BlackBerry a...[Details]
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This is a very simple three transistor audio amplifier circuit which can provide 250mW to an 8Ohm speaker. Complementary transistors BC337 and BC227 (Q3 and Q2) are used as output pair. Transistor ...[Details]
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Introduction
: With the development of industrial automation, sensors are widely used and thermocouples are one of the sensors. Thermocouples are sensors that measure temperature based on the...[Details]
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A new vivo phone, vivo V21 SE, recently appeared on Google Play Console. The phone is equipped with a Qualcomm Snapdragon 720G processor, 8GB of memory, and a screen resolution of 1080 x 2400...[Details]
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On May 19, positioning technology expert TomTom (TOM2) launched an enhanced electric vehicle (EV) package, including upgraded range and route selection functions, as well as industry-leading charging...[Details]
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Starting from the u~H curve of soft magnetic materials, the influence of the number of turns N of the test coil on the test results in the measurement of magnetic permeability u is studied. T...[Details]