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With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
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At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
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introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
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In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
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1. Electromagnetic compatibility design
Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]
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Modern communication equipment, portable electronic products, laptops, electric vehicles, small satellites, etc. generally use batteries as power sources and are widely used. However, the batteries...[Details]
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1 Introduction
The automobile drum test bench (also known as chassis dynamometer) is a large-scale indoor automobile test equipment and a bench test system for completing automobile whole vehi...[Details]
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introduction
Remote control technology, also known as remote control technology, refers to the remote control of the controlled target. It is widely used in industrial control, household appli...[Details]
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Automotive electronics design must provide more competitive cost advantages under the conditions of multiple design requirements such as performance, reliability, and time to market. This article w...[Details]
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Preface
In the current frequency conversion device test scheme, the control of the local oscillator signal source by the measurement system is a very difficult problem (except for the fixed lo...[Details]
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1 Development characteristics of single chip microcomputer technology
Since the emergence of single-chip microcomputers, single-chip microcomputer technology has gone through nearly 20 years of deve...[Details]
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The complexity of electronic systems in automotive devices is increasing year by year. Currently, the cost burden of electronic systems has exceeded 20% of the typical cost of a car, and it is expe...[Details]
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Change the multimeter pen to a plug-in type pen
Use a cotton file to file off some of the multimeter pen so that the metal pen tip forms a flat surface, and then use a hacksaw or a...[Details]
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The principle is shown in Figure 4-40 (f). The voltage drop on the resistor RF is used to drive the light-emitting diode LED. It is suitable for electric heating products with resistance wire...[Details]
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The balance arms are the two secondary sides of the transformer. When the load impedance is infinite, the current flowing into the working arm is
It can be seen that when the armature mo...[Details]
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