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In the design example, a circuit switches a precision DC reference voltage to the noninverting input of a high-speed IC comparator . The circuit uses a 2:1 multiplexer that operates in a break-befor...[Details]
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1 Three-phase short circuit in infinite power supply system
First, the system diagram of the infinite power supply system is given, as shown in the figure below. A three-phase short circuit oc...[Details]
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"Complete" and "new" exhibits cover 21 major categories. Authoritative experts give wonderful lectures to understand the hot trends in the industry.
The "Government ...[Details]
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Frequency converter
As an electronic speed control device with a very high degree of automation, it has a wide speed control range, stable speed, high precision, can realize automatic control...[Details]
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Assuming that the mutual capacitance value is known to be CM, the rise time of the circuit is T, and the impedance of the receiving circuit is RB, we can estimate the crosstalk according to the relati...[Details]
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We recommend using the following output current function to calculate power loss:
The next step is to take the simple expression above and put it into the efficiency equation:
...[Details]
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1 Introduction
A virtual oscilloscope combines the powerful computing power of a computer with the signal acquisition and control capabilities of general hardware instruments, thereby achieving fun...[Details]
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Acoustic image recognition of tire and exhaust noise at 50 km/h and 1,904.3 Hz “We chose NI hardware that is compact and DC-powered to provide power to the microphones in the array.” - Samir N....[Details]
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void WriteSIOByte(unsigned char val)
{
unsigned char i;
ACC = val;
for (i = 8; i > 0; i --) {
SRCLK = 0; // pull down the 74HC595 clock
_rrca_(); // right shift one bit of data
...[Details]
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Solution:
• Spread out the output current pulses at the same time
• The PCB should be 4 layers or more, and the traces should be as short as possible.
• VLED and VC...[Details]
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OLED TV has been recognized as the direction of the next generation of color TV development. Consumers are not unfamiliar with this technology. Mobile phones have been using OLED screen technology si...[Details]
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Since the introduction of single-chip microcomputers into my country in the 1980s, the craze for learning and applying single-chip microcomputers has never diminished, especially the MCS51 series. ...[Details]
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At the Huawei MatePad and All-Scenario Conference in Shanghai, Huawei Consumer Business CEO Richard Yu said that Huawei Consumer Business will not enter the home appliance field in the future. He als...[Details]
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China Energy Storage Network:
In order to implement the "Guiding Opinions on Promoting the Development of "Internet +" Smart Energy" (Development and Reform Energy No. 392) and the deplo...[Details]
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Recently, the 2.1MW/4.2MWh energy storage power station built by Hitech Smart Energy in Guangzhou City, Guangdong Province was successfully connected to the grid and put into operation. This en...[Details]
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