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The sweep time base in the oscilloscope is the basic unit of time display. Time base is the time base, which is mainly used in electronic circuits to represent the reference clock in digital circuits...[Details]
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Abstract: The article introduces the main features and functions of an RS485 interface core SN75LBC184 produced by Texas Instruments Company in the United States, and provides a design circuit o...[Details]
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Abstract: The development of microelectronics technology and the demand for industrial measurement have given portable instruments a good development prospect. Portable instruments are small in siz...[Details]
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Electrical System
Common Inspection Locations
Abnormal heating caused by high resistance or excessive current is the main cause of many faults in electrical systems. With infrared ther...[Details]
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Introduction
SPI (Serial Peripheral Interface) is a synchronous serial peripheral interface introduced by Motorola. Due to its advantages such as simple protocol implementation and fast transmi...[Details]
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Introduction
The laboratory is an important place for students' experiments and scientific research activities. Whether the laboratory environment indicators meet the requirements is directly r...[Details]
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According to the latest data from industry research firm Canalys, new energy vehicles (NEVs) accounted for 7% of new car sales in China in the second quarter of 2019. China is still far ahead of othe...[Details]
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Nearly half of the world's power consumption is consumed by motors, so improving the efficiency of motors is considered the most effective measure to solve the world's energy problems.
M...[Details]
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Figure 1 shows an audio panpot circuit that responds to the setting of a potentiometer by continuously changing the position of a mono audio signal between the left and right stereo channels. Low co...[Details]
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According to Reuters, the US government announced on Monday local time that it will auction 100 megahertz mid-band spectrum starting in mid-2022 to expand 5G network coverage in the United States. ...[Details]
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In most cases,
lower
input noise
is better, but in some cases, input noise can actually help achieve higher resolution. This may seem counterintuitive, but read on to learn why some noise is go...[Details]
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On the morning of August 4, Bloomberg reporter Mark Gurman said in his "Power On" series chat show that the AirPods series is expected to be updated this fall and is expected to be launched tog...[Details]
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A simple and practical wireless energy charger is designed, which transmits electric energy to the battery wirelessly through the coil. Just place the battery and the receiving device on the chargi...[Details]
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Increasingly stringent environmental emission standards have restricted the research and development and use of internal combustion engines, and electric technology has begun to develop by leaps and ...[Details]
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Flow measurement technology is very different from the application of traditional measurement instruments. It is not a simple matter of installing the flow meter and putting it into operation to achie...[Details]
MicroPython Open Source section
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