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1. Bandwidth: refers to the frequency value when the sinusoidal input signal decays to 70.7% of its actual amplitude, that is, the -3dB point (based on a logarithmic scale). This specification indica...[Details]
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The function of the resolver sensor is to detect the rotor position signal, convert the signal into an electrical signal and transmit it to the controller for decoding to obtain the rotor speed. Due ...[Details]
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How big is the specific energy of a farad capacitor? Can it really replace batteries? At present, I have not seen any reports on the energy density limit of a farad capacitor. Perhaps I am not well-in...[Details]
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There are three common noise reduction methods now:
1. Noise gate noise reduction method Operation method: Set a threshold, for example, the maximum peak value of the noise is -65db, then set it as ...[Details]
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Brushless DC motors overcome the mechanical commutation of ordinary DC motors and are particularly suitable for flexible control using electronic control devices. They are currently widely used in ...[Details]
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Generic testing driven by communication needs
The rapid development of the communications industry has also expanded the demand for general-purpose test instruments such as digital storage
o...[Details]
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In some occasions of practical applications. For example, in the intermediate frequency amplifier of radio and TV receiver, the spectrum of the signal flare is concentrated in a narrow ra...[Details]
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On July 20, the China Automotive Chip Industry Innovation Strategic Alliance released the "Research Results on the Construction of an Automotive Chip Standard System", including the "Research Report ...[Details]
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Fairchild's FL7730 is a dimmable single-stage PFC offline LED driver that is compatible with traditional TRIAC control and non-dimming lamp design. It does not require input large capacitors and feedb...[Details]
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RS-485 is an electrical interface specification that defines a multi-point, bidirectional (half-duplex) communication link based on a single-pair of balanced lines. It only specifies the electric...[Details]
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According to foreign media reports, researchers from Wuhan Institute of Technology and Chongqing Institute of Green and Intelligent Technology published a paper in the journal Energy Chemistry. It ma...[Details]
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In recent years, the automobile industry has become a pillar industry in China. Cars have become the main means of transportation for people, and with the rapid development of China's automobile indu...[Details]
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Abstract: A DS4412 adjustable-current DAC is used to adjust the margin of a DC-DC converter's output voltage. This article describes how to properly select the resistor values of a DC-DC converte...[Details]
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In recent months, there has been a trend towards integrating capacitive touch user interfaces and capacitive proximity detection user interfaces into lighting applications. The simplicity of the in...[Details]
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In 2024, the organic light-emitting diode (OLED) TV series launched by LG Electronics won the favor of many authoritative American media and was unanimously rated as the top OLED TV product.
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Analog electronics
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