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Relay: Schematic diagram of a relay: From the schematic diagram of the relay, we can know that the relay is an electronic control device. It has a control system and a controlled system. It is usua...[Details]
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Spectrum analyzers use a frequency sweep between a start and stop frequency. An analog ramp signal generates the frequency sweep signal, and the start frequency is synthesized from a high-precision ...[Details]
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With the rapid development of the current logistics industry. Container transportation is the main mode of logistics transportation. Its transportation efficiency and freight safety have attracted in...[Details]
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introduction Networked Control System (NCS) refers to a control system in which the intelligent devices, i.e. sensors, controllers and actuators, are distributed in different geographical spa...[Details]
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What do the pins G, S, and D of MOS tubes stand for? G: gate S: source D: drain MOS tubes are metal (Metal)-oxide (Oxid)-semiconductor (Semiconductor) field effect transistors. The common ones on the...[Details]
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There is definitely some discrepancy between the data obtained by testing a single LED white light on an aging board and the data obtained by testing the LED white lights when they are assembled in...[Details]
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Sina Digital News reported on the morning of June 10 that Apple today launched the iOS/iPadOS 13.6 Beta 2 beta system for developers, adding the new Apple News+ audio function and custom opti...[Details]
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The complete design process of a circuit system includes three stages: system design, function design, and tolerance design. System design seems to be the most abstract part, but it is also the mos...[Details]
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In 2003, the IEEE 802.3af standard for PoE opened up a new application area for Ethernet, namely the simultaneous transmission of DC power and 10/100/1000Mbps data over Ethernet. The standard spe...[Details]
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Introduction Software reliability has always been a critical issue. Anyone who uses software may experience the problem of a computer freezing or a program running away, and this situation also exi...[Details]
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Current probes allow an oscilloscope to measure current, expanding its uses beyond measuring voltage. Basically, the probe senses the flow of current through a conductor and converts the current i...[Details]
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So, only Only when the op amp outputs a high potential, U2 is the first threshold that makes the op amp output this potential. When the input Ui decreases, once Yes, it seems th...[Details]
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1. Concept In order to facilitate testing and maintenance, a program must have sufficient TRACE capabilities, that is, the program can provide visual information reflecting the execution status whi...[Details]
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As users' demands for mobile phone functions grow, a new demand has come into the consideration of mobile phone manufacturers, that is, mobile phones can have LED prompts to provide status, so...[Details]
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The high-speed operational amplifier is a multi-stage amplifier with high amplification factor. Under deep negative feedback conditions, it is easy to generate self-oscillation. In order to make the ...[Details]
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