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China Telecom and the Philippines' Udenna Group signed an investment agreement on the Philippines' third operator project. China Telecom, Chelsea and Udenna have pledged to invest 279 billion Phili...[Details]
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This is the circuit diagram of a common anode digital tube, in which JP3 is connected to the P0 port, and 8-1 of JP3 corresponds to the a-dp pin of the digital tube. The coding table of the common an...[Details]
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In a photovoltaic power station system, the cost of the inverter is less than 8%, but it is the determinant of power generation efficiency. In a photovoltaic power station, when the components and ot...[Details]
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my country's integrated energy services as a whole are still in the early stages of development. Relevant companies have been planning projects such as energy internet, smart energy, multi-energy c...[Details]
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First of all, let's talk about why we need to build a flashing project - there is only one reason. Because you can't give the source code project to others to help you burn the program. - -Then I w...[Details]
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In 2023, as the economy gradually recovers, the explosive growth of diversified intelligent terminals will drive the global sensor market to $192.97 billion, with a significant rebound in growth. C...[Details]
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1. Cheap hardware You can buy it on Taobao for about 20 yuan. They all look similar, except for the different stickers. 2. The software is also good Go to the website to download the PulseView soft...[Details]
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The year 2019, which has just passed, was the first year for the construction of the ubiquitous power Internet of Things of State Grid Corporation of China. Guided by Xi Jinping Thought on Socialis...[Details]
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The inductance is calculated as follows: Coil formula
Impedance (ohm) = 2 * 3.14159 * F (operating frequency) * Inductance (mH), set to use 360ohm impedance, therefore:
Inductance (mH) = ...[Details]
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August 11, 2022 – Mouser Electronics, an electronic component distributor focused on introducing new products to drive industry innovation™, announced that it has won the "2022 (Industry) Influential...[Details]
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The electronic components are: a 1K/2W resistor, a 10K adjustable resistor, an IRF540 field effect tube, and a precision reference voltage source TL431. Input a certain DC voltage from the input end,...[Details]
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In the secondary system of power plants and substations, in order to
power
control
, protection, automatic devices, emergency
LED
lighting and other equipment, a reliable DC
powe...[Details]
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The difference between LP/XT/HS in the configuration word: 1. The excitation power provided to the crystal in these three modes is different. Generally, LP can be selected for crystals 200KHZ, XT can...[Details]
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High-precision programmable constant current power supplies are widely used in instrumentation, sensor technology and testing. In the past, most programmable constant current source circuits used PWM ...[Details]
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In order for the cold cathode lamp to work safely, efficiently and stably, its power supply and excitation must conform to the characteristics of the lamp. Specifically, the power supply of the lam...[Details]