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LM386 is an audio power amplifier produced by National Semiconductor Corporation, mainly used in low-voltage consumer products. In order to minimize external components, the voltage gain is built-i...[Details]
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Analysis of power amplifier protection circuit Amplifier protection circuit With the development of technology, power amplifier protection circuit The application in society will become m...[Details]
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Instructions 1. Correct steps It is divided into two circuits, the main circuit and the auxiliary circuit. The main circuit is adjusted by a large knob, and the auxiliary circuit is adjusted by a sma...[Details]
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The characteristics of isolated feedback generator UC3901 are introduced, and the design method of magnetic isolated feedback high voltage power supply using UC3901 is given. The main circuit adopts p...[Details]
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China Mobile, Qualcomm and other mobile phone manufacturers complete end-to-end service verification of 5G new calls based on IMS DC
Beijing, May 16, 2023 -
China Mobile and Qual...[Details]
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//Serial digital tube displays tlc549 AD conversion value
// Chip ATMEGA16L
// Clock 4MHz internal
// Use system built-in delay program
#include mega16.h
#include delay.h
#define hc164_da ...[Details]
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Just like the Huawei Mate30 RS Porsche Design last year, Huawei will also launch the Mate40 RS Porsche Design version this year. A few days ago, a photo of the back cover of the suspected Mate40 Pors...[Details]
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Abstract: The software and hardware design of the oil well parameter tester lowering depth tester is composed of 89C52 single chip microcomputer. The tester is used in conjunction with the oil w...[Details]
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Summer is a sunny day with blue sky and white clouds, but suddenly there is a storm.
During the hot and thunderstorm seasons, power generation decreases instead of increases due to various rea...[Details]
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Recently, the Shenzhen Lighting and Display Engineering Association organized and released the first Mini-LED commercial display group standard - "General Technical Specifications for Mini-LED Commer...[Details]
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Apple announces three new vibrant colors for HomePod mini – yellow, orange and blue – giving users more ways to express their personality and style in any space. Compact and less than 3.5 in...[Details]
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Instrument workers generally have their own instrument maintenance responsibility area. According to the distribution of instruments in the responsibility area, they select the best inspection route ...[Details]
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Electrolyte temperature is an important parameter in the electrolysis process, and currently it is still mainly measured by thermocouples. Since the electrolyte is a highly corrosive medium, in ord...[Details]
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Premstaetten, Switzerland, July 4, 2019 – ams AG (SIX: AMS), a leading global supplier of high-performance sensor solutions, today announced that it has signed a formal letter of intent with SmartS...[Details]
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1. The implementation principle of LED driver:
The conductivity of the transistor is controlled by the high and low levels of the GPC0_3 and GPC0_4 pins, thereby controlling the on and off of ...[Details]