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One of the basic principles of oscilloscopes: bandwidth The single most important characteristic of an oscilloscope, bandwidth, provides a range indication in the frequency domain. Bandwidth is the f...[Details]
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There are three main applications of electromagnetic flowmeters in various industries: * Large-caliber instruments are mostly used in water supply and drainage projects; Second, small and medium ca...[Details]
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Introduction: The interrupt response delay time of the MCS-51 microcontroller depends on whether other interrupt service routines are in progress, or on what instruction is being executed. The interr...[Details]
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Twitter user @Apple Demo shared some photos and hands-on videos of Apple Watch prototypes. From the pictures, we can see that this early prototype is covered with a thick protective case to pr...[Details]
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On the one hand, the demand for consumer electronics such as televisions and laptops has increased significantly, while on the other hand, car manufacturers have reduced or stopped production. The do...[Details]
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This meter is positioned at the entry level, the price is very good, it is easy to use and it also has a so-called "anti-burn meter" function, which is really suitable for novices, because those who ...[Details]
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Portable systems require an audio power amplifier to drive small speakers, with an output power of 1W~2W to drive speakers (RL=8/4ohm), and 50mW~100mW to drive headphones (RL=32/16ohm). In this cas...[Details]
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The currently widely used MCS51 and PIC series
single-chip microcomputers
usually have only one (or no) UART asynchronous serial communication interface. If multiple serial interfaces a...[Details]
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In the field of new energy, China has become a solar and wind power powerhouse, with exports of key components accounting for 70% of the world's total. Today, there is a strongly related techno...[Details]
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Power amplifier, referred to as "power amplifier". In many cases, the rated output power of the host is not enough to drive the entire audio system. At this time, a power amplifier must be installe...[Details]
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Classification by medium: Liquid flowmeter and gas flowmeter are classified by measurement method: velocity type (such as: vortex flowmeter, swirl flowmeter, turbine flowmeter, ultrasonic flowmeter, ...[Details]
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Anyone who is engaged in electrical and industrial control must be familiar with the star-delta starting circuit. Generally speaking, this circuit is constructed with time relays, intermediate rela...[Details]
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Specific implementation functions Specific rules: 1. The host will reset and display the scores of the 8 contestants in turn. The host can press the start button only after the scores of the 8 cont...[Details]
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On the afternoon of March 14, the Digital Work Department of State Grid Huaibei Power Supply Company completed the ring network operation access of the dispatch telephone of Anhui Wanneng Energy Stora...[Details]
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In most processors after ARM V4 and V4T, the interrupt vector table can have two locations: one is 0 and the other is 0xffff0000. This can be controlled by the V bit (bit ) in the CP15 coprocessor ...[Details]
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