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In automotive electronic systems, many applications require RF test and measurement solutions. Commonly encountered automotive applications are RF fading simulation, modulation and demodulation for ke...[Details]
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Basic features
AC non-isolated high-frequency switch buck constant current mode
AC 85~245V, 50~60Hz working range
Series charging, parallel discharge passive power factor...[Details]
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1. Model: 8720D 2. Fault: The instrument is below 3G and phase lock fails; 3. Detection: The source output signal is abnormal. Further detection found that the output module components were damag...[Details]
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Recently, ZTE launched the Blade 20 5G. This phone is very similar to the ZTE Blade A7s 2020 4G in design. The Blade 20 5G looks like a 5G version of the A7s. The Blade 20 5G is equipped with a 6.5...[Details]
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How can we achieve PWM dimming? The specific method to achieve PWM dimming is to connect a MOS switch tube in series in the LED load, and the anode of this string of LEDs is powered by a constant c...[Details]
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introduction
Intelligent connected vehicles are the development trend of the automotive field in recent years and the development direction of advanced technologies. For L3 and above autonomou...[Details]
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Recently, ZTE released the Yuanhang 20 Pro 5G smartphone. The new phone is equipped with a 6.67-inch AMOLED screen with a screen-to-body ratio of up to 93.8%, an aspect ratio of 20:9, and offers a ...[Details]
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(1) Average current type. The operating frequency is fixed, and the input current continuous (CCM) waveform is shown in Figure (a). TI's UC3854 works in average current control mode.
The advan...[Details]
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The measurement principle and characteristics of cone flowmeter
The measurement principle of cone flowmeter is
that because the friction of the pipe wall reduces the velocity of the fluid fl...[Details]
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On April 24, the first charging station jointly funded by NIO Energy and China National Offshore Oil Corporation (CNOOC Petrochemicals) - Kaikang Offshore Oil Building Charging Station - was offici...[Details]
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The ADRF6655 is a high dynamic range active mixer with an integrated PLL and VCO. The frequency synthesizer uses a programmable integer-N/fractional-N PLL to generate the local oscillator inp...[Details]
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For security purposes, residential, commercial and industrial facilities are widely using video doorbell technology to replace traditional high-priced CCTV networks without the need for transmissio...[Details]
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Power factor meters, also called phase meters, can be divided into three categories: electric series, ferromagnetic electric series and electromagnetic series according to the measuring mechanism. Ac...[Details]
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Recently, Huawei Technologies Co., Ltd. disclosed a number of patent information, including the patent for "a method, device and system for detecting abnormal behavior in the Internet of Vehicles". ...[Details]
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Gartner recently released the 2024 China Security Technology Maturity Curve, which introduces innovations in China's security field.
This year, two new innovations were added: AI network securi...[Details]