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The power tubes of famous manufacturers such as WE 300B, GEC KT88, RCA 2A3 and Tung?Sol 6550 are very expensive. Besides WE 300B, the others have been out of production for more than 20 years and are ...[Details]
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□ Fang Wei, Deputy Chief Engineer of Northern Telecom Division, China Telecom Group
The domestic telecommunications market is undergoing a transformation. Restructuring and full-service operat...[Details]
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Application Information
Output current
The output current is sampled by the error amplifier inside the chip and compared with the internal reference voltage and the error is amplifi...[Details]
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Beijing time, July 2, afternoon news, it is reported that Apple and Intel have become the first adopters of TSMC's new generation of chip production technology, which will be deployed as early as nex...[Details]
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1 Introduction The stability of the operating status of electronic equipment directly affects the production of modern enterprises. The high maintenance costs after equipment failure and the losses c...[Details]
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High impedance signal measurement such as air quality detection, photoelectric signal detection, accelerometer, piezoelectric sensor and biological signal is easily affected by the input resistance...[Details]
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4.1 Time Domain Reflectometry Test
After a long period of hardware debugging and the coordination of software and hardware circuits, the time domain reflectometer has basically realized the functio...[Details]
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Implementation methods of two check codes of Modbus protocol based on LabVIEW
This paper introduces the implementation method of two check codes of Modbus protocol based on LabV...[Details]
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1. Pull up what needs to be pulled up, pull down what needs to be pulled down, add capacitors where necessary. In short, do not leave any pin of the MCU just lying there - and do not count on the pull...[Details]
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Keysight network analyzers are considered "noble" instruments. Because their market value is really high, do you really understand network analyzers? Common technical and performance parameters of ...[Details]
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The mercury analyzer is a highly sensitive atomic absorption spectrometer for measuring mercury . The mercury anomaly in the air above some metal deposits is often as low as a few to tens of nanogra...[Details]
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RS-485 is an electrical interface specification that defines a multi-point, bidirectional (half-duplex) communication link based on a single-pair of balanced lines. It only specifies the electric...[Details]
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In the development process of ARM programs, interrupt handling is very common and very important. The RVCT compiler used by Realview MDK provides the __irq keyword. Functions modified with this keywor...[Details]
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On June 23, Strategy Analytics' Handset Component Technology (HCT) service recently released a research report stating that the Arm-based mobile computing chip market (smartphones, tablets, and lapto...[Details]
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The industrial robot control cabinet is the core component of the industrial robot system. It is responsible for receiving instructions from the operator or the automation system and controlling th...[Details]