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Overview
The FCC in the United States and ETSI in Europe have set limits on the transmit power levels of unlicensed transmitters used in remote keyless entry (RKE), home automation, home secur...[Details]
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This paper takes the comparator as the basic circuit and adopts the constant current source charge and discharge technology to design a sawtooth wave oscillation circuit based on 1.0μm CMOS pr...[Details]
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Recently, LED display screens have been used more and more widely. Good display screens have exquisite pictures and brilliant colors. However, in practice, we often see that some display screens ha...[Details]
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At present, the price of A/D converters is becoming more and more expensive as the speed and accuracy increase, which brings difficulties to practical applications. However, in some cases, the meas...[Details]
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Jiwei.com reported on October 20 that Xiaomi today launched the Xiaomi Watch Color Sports Edition, which supports blood oxygen detection and is priced at 699 yuan. Pre-sales will start at 24:00 tonig...[Details]
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Technology required for cleaning robots
As intelligent cleaning machines that appear in public commercial places with unknown and changeable environments such as large shopping mal...[Details]
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Video amplifiers amplify video signals to enhance the brightness, color, and synchronization signals of the video.
When the video transmission distance is relatively long, it is best to use a ...[Details]
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1. Reasons affecting the high output voltage of the switching power supply ⑴ The models with voltage doubler rectification in the transmitter may work in voltage doubler rectification state inco...[Details]
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The technique of applying voltage to a gas to produce a glow discharge, or “plasma,” has become a powerful tool for solving surface pretreatment problems in the medical device industry. Not only ca...[Details]
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At present, the five elements in steel have reached the countdown level, the sampling has been upgraded from the original quantitative analysis to non-quantitative analysis, and the end point color h...[Details]
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Power supply noise testing
The distance between the probe's GND and the signal's two detection points is too large.
Figure 1: Quantization error of the oscilloscope DC. The oscillo...[Details]
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The waveform display of the oscilloscope introduced to you before is the situation when the rotating plate is horizontal, so how is the waveform displayed when the rotating plate of the oscilloscope ...[Details]
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Evergrande held a new energy vehicle global strategic partner summit in Guangzhou. Xu Jiayin, chairman of the board of directors of Evergrande Group, revealed on the spot that Evergrande will invest ...[Details]
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On January 12, Sina's "2020 Technology Billboard" annual ceremony officially opened today. Due to the epidemic, all activities of this year's Technology Billboard were held online. The the...[Details]
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An ultrasonic probe is a sensor that generates ultrasonic waves and receives their echoes. An ultrasonic probe can convert electrical energy into sound energy, and can also convert sound energy int...[Details]
Analog electronics
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