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0 Introduction
As a green energy, solar energy will be an energy-saving project vigorously promoted by the country, and low-pressure sodium lamps are the best light sources for energy-saving...[Details]
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Power supply is an indispensable part of all electronic products. Power supply is divided into switching power supply, linear power supply and other types. Among them, switching power supply has be...[Details]
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In test and measurement work, we will encounter such problems. The power rail voltage (rail voltage) and tolerance are getting smaller and smaller, and it is becoming more and more difficult to accur...[Details]
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The intelligent temperature detection system realizes intelligent temperature monitoring within the range of 0℃～99℃ through the combination of hardware circuit design and software programming drive. ...[Details]
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Qualcomm Ventures announced today that it has invested in four companies through its 5G Ecosystem Venture Capital Fund to help the ecosystem innovate and accelerate the popularization of 5G. The four...[Details]
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The 2019 Electricity Market Annual Report recently released by Anhui Power Exchange Center shows that in 2019, the exchange center organized and completed 77.12 billion kWh of direct transactions, ...[Details]
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1. Before using the inverter, you must first be familiar with its panel display and keyboard operation unit, and set the parameters reasonably according to the requirements of using the on-site ope...[Details]
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Designers of high power amplifiers (HPAs) for CDMA2000 and W-CDMA base stations face many challenges in making accurate transmit power measurements. Complicating factors include high peak-to-average r...[Details]
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The loop analysis method is often used to test the switching power supply circuit. The loop analysis test method is to inject a sine wave signal with a constantly changing frequency as an interferenc...[Details]
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1. Rectification and filtering circuit
The task of the rectifier circuit is to use the unidirectional conductivity of the diode to convert the positive and negative alternating ...[Details]
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Problem Description:
After pressing the button 10 times on the previously soldered board, the LED will light up.
Above code:
#include reg52.h
sbit led = P1^0;
unsigned int counter = 0;
...[Details]
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Recently, Zeng Kunpeng (Weibo ID: @手机鸟叔), general manager of the iQOO product line, posted a message wishing all candidates success in the college entrance examination, and at the same time ann...[Details]
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Strictly speaking, a multimeter can only measure current, voltage, and resistance, but not capacity. However, you can use a multimeter to roughly measure whether the lithium battery has insufficient ...[Details]
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In order to strengthen the traceability management of recycling and utilization of power batteries for new energy vehicles, and to standardize and guide all relevant parties to fulfill their tracea...[Details]
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The MAX2664 and MAX2665 are ultra-small low-noise amplifiers for HF/UHF applications. These devices include a wideband low-noise amplifier with an integrated bypass switch. The MAX2664 covers the UHF...[Details]
Power technology
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