Some electronic devices require AC signals with high frequency stability, while LC oscillators have poor stability and are prone to frequency drift. In the oscillator using a special element - quartz crystal, can produce a highly stable signal, the use of quartz crystal oscillator called the crystal...
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A reader, an electrical tag and data management system constitute an integrated RFID system. Radio Frequency Identification (RFID) is also regarded as a type of automatic identification technology. It carries out non-contact bidirectional data communication through radio frequency, and uses radio fr...
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A power supply is a device that converts other forms of energy into electrical energy and supplies electrical energy to a circuit (electronic device). It provides the electrical energy needed by all the components in a computer. The size of power supply, current and voltage stability, will directly ...
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In the integrated circuit, the circuit with storage function without physical form is also known as memory, such as RAM, FIFO, etc.; In the system, the storage device with physical form is also called memory, such as memory stick, TF card, etc. All the information on the computer, including the inpu...
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Filter is a filter circuit consisted of capacitance, inductance and resistance. The filter can effectively filter out the frequency points of a specific frequency or frequencies outside the frequency point in the power line, and obtain a power signal of a specific frequency, or eliminate the power s...
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Isolators are a kind of linear optical coupling isolation principle that output and convert the input signal. The input, output and working power supply are isolated from each other. Isolator, also known as signal isolator, is an significant part of industrial control system. Isolators have many adv...
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A relay is an electrical control device that can give a specified amount of input and hold it long enough to make a predetermined change in the controlled amount in the electrical output circuit. When the input drops to a certain level and remains for a long enough time, it will return to the initia...
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A resistor is a two-terminal electronic component made of resistive material with a certain structural form that can limit the flow of current in a circuit. The resistance value of a resistance element is generally dependent on temperature, material, length, and cross-sectional area. The physical me...
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Sandwiched between a layer of non-conductive insulation, two conductors close to each other, which constitutes a capacitor. A capacitor is a component that stores charge, and its storage is called capacity. Capacitors can be generally divided into fixed capacitors and variable capacitors. Fixed capa...
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Connectors is a device that connects two active devices to transmit currents or signals. Domestic connectors, known as the connector and socket, generally refers to electrical connectors. Essential performances of connectors and interconnects can be divided into three aspects: mechanical performance...
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A sensor is a device that converts non-electrical quantities (such as temperature, humidity, light, magnetic field, sound, etc.) into electrical signals.Many types of sensors, mainly divided into physical sensors and chemical sensors. The physical sensor can change the physical changes (such as p...
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Electronic displays refers to information display devices that use electronic technology to transform imperceptible signals into perceptible signals. Their characteristics include small-space occupancy, flexible display format, and simultaneously displaying a variety of information. Common electrico...
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Circuit protection is to protect electronic components in the circuit mainly in over voltage, over current, surge, electromagnetic interference. With the development of science and technology, electric/electronic products have been increasingly diversified and complicated. The circuit protection dev...
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A semiconductor is a material that conducts electricity between a conductor and an insulator at normal atmospheric temperature. Common semiconductor materials contains silicon, germanium, gallium arsenide, etc. Silicon is the most influential in the application of various semiconductor materials. In...
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An integrated circuit is a circuit with specific functions that integrates a number of common electronic components, such as resistors, capacitors, transistors, etc., and the connections between these components through semiconductor technology. Through oxidation, lithography, diffusion, epitaxy, st...
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