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The main purpose of this experiment was to make a two-tone doorbell that could make a "ding dong" sound. In the end, although the circuit board was soldered and the components were assembled, it still...[Details]
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Foreign media GizmoChina and Yogesh released the latest news about Samsung's folding screen models. The next folding model may be Samsung's three-fold tablet computer or named Samsung Galaxy Z ...[Details]
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Electronic products are closely related to our production and life. When we design and produce printed circuit boards, the design and production techniques of circuit boards can further standardize...[Details]
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1. Too much electricity
When systems engineers design the power supply for servers throughout the company, they build a tunnel the same way civil engineers design a tunnel to accommodate the m...[Details]
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A few days ago, Huawei France's official Twitter account released a message saying that the P40 will use graphene batteries. This tweet was quickly deleted. It is not yet clear why Huawei France dele...[Details]
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FIG1 is a block diagram of a peak current controlled CCM flyback PFC converter. The controller includes a multiplier and voltage and current comparators.
Figure 1 Schematic diagram of a peak cu...[Details]
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Oscilloscopes are the eyes of electronic engineers and maintenance personnel. Without oscilloscopes, spectrum analyzers and other observation instruments, it is extremely difficult to judge the worki...[Details]
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Nokia's annual report showed that it had received a 500 million euro ($561 million) loan for 5G technology research and development last month, according to Reuters. The company said the loan, which ...[Details]
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Liquid crystal displays are widely used in mobile communication terminals, portable computers, GPS satellite positioning systems and other fields due to their low voltage, low power consumption, la...[Details]
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On September 11, 2019, the 7th International IoT Sensor Technology Summit, "IoT World Sensor First", was held as scheduled. Three years later, the conference returned to Wenzhou Yueqing for the secon...[Details]
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RTC is a common component in current devices, and many devices need to check the time. The RTC real-time clock has been integrated into many microcontrollers. In the past, a special clock chip was re...[Details]
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In July 1952, the 35 kV Fengfeng-Anyang Yubei Spinning Mill Substation 35 kV transmission line was put into operation. This was the first power line put into operation in Henan Province.
On Ja...[Details]
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Solar energy refers to the radiant energy of sunlight. There are two ways to utilize solar energy: passive utilization (photothermal conversion) and photoelectric conversion. Solar power generation is...[Details]
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In order to meet the market demand for a wider range of clock oscillators, Guangdong Dapu Communication Technology Co., Ltd., after years of research and development, recently launched the first high...[Details]
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Automotive relays are an important electronic component, commonly used for switch control in automotive circuits, such as lights, horns, electric windows, etc. This article will introduce the princ...[Details]
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