Technical Articles
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Design of Audio Amplifier Circuit Based on LM386 -
Audio power amplifier provides certain output power to the load RL (speaker) of audio amplifier through power amplifier (power amplifier for short). When the load -
Read on » 2022-10-27
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Based on DS1302 digital clock circuit settings -
In order to accurately measure and record the time, people have been trying to change it -
Read on » 2022-08-18
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Based on TL431, the common linear voltage stabilizing circuit is -
TL431 is a three terminal controllable precision reference IC with good temperature stability. It has small size, accurate voltage, excellent performance and price -
Read on » 2022-07-25
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Optocoupler PC817 application circuit and Chinese information -
PC817 is a commonly used linear optical coupler, which is often used as a coupling device in various functional circuits with relatively precise requirements, and has complete isolation between upper and lower circuits -
Read on » 2022-07-21
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Linear DC regulated power supply based on LM358 -
Nowadays people enjoy the great convenience brought by electronic equipment, but any electronic equipment has a common circuit - power circuit. Electronic device pair -
Read on » 2020-06-12
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Temperature setting control based on LM324 voltage comparator -
Thermocondensation controller is widely used in power electronics high and low voltage distribution cabinets, terminal boxes, substations, for real-time detection of environmental temperature and humidity changes, and protection of power electronics -
Read on » 2020-06-06
Electronic components
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The structure and working principle of ultrasonic transducer -
Ultrasonic transducer can be used to measure the proximity of underwater sonar and air. It uses the time of flight theory (ToF), that is, the emitted ultrasonic wave and the source -
Read on » 2022-10-19
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The characteristics and application of niobium capacitor -
In recent years, new oxide type solid acids have been reported, among which the research on the fifth group elements (V, Nb, Ta) has always been solid acids -
Read on » 2022-06-10
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The difference between signal relay and common relay -
The relay is an electrical switch that can be controlled remotely. Most of the relays you know are power relays, such as the thermostat and the click and click in cars -
Read on » 2022-03-31
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What is a paper capacitor -
Paper capacitor is one of the basic types of capacitors. Typically, in a capacitor, the conductive material is separated by a dielectric. Based on the variation used as a dielectric, the formation of -
Read on » 2022-03-03
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How the gyroscope sensor works -
Angular velocity sensor is a strange word to most people, but its other name is well-known to the public - gyroscope. The gyroscope is very -
Read on » 2022-02-15
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How to connect the relay -
As we all know, if the LED is connected to the digital output terminal of Arduino and the pin outputs high or low level, the LED will turn on -
Read on » 2021-12-03
