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The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]

A biped robot joint constructed by pneumatic artificial muscles is introduced. The joint uses the flexible characteristics of pneumatic artificial muscles to effectively control the impact of the la...[Details]

This issue will briefly introduce the test related to spectrum - occupied bandwidth. Definition: Occupied bandwidth refers to the bandwidth corresponding to 99% of the total transmitted power, cent...[Details]

Today, as network technology becomes more and more popular, industrial field instruments, data acquisition and control equipment are becoming more and more networked, and the combination of industr...[Details]

0 Introduction At present, the analysis of intra-pulse signals in pulse radar has always been a hot topic and difficulty in research. How to measure the intra-pulse carrier frequency more ...[Details]

Multi-parameter monitor is an important device in clinical nursing. It can monitor the patient's ECG, blood pressure, blood oxygen saturation, respiratory rate, pulse rate and temperature. At present,...[Details]

introduction The data detected by various measuring instruments often need to be transferred to a PC for data processing and archiving, so as to make full use of the rich hardware an...[Details]

1 Introduction Economic development has prompted people to continuously improve their security awareness. When traditional local analog monitoring methods gradually fail to meet the needs of l...[Details]

0 Introduction With the rapid development of modern science and technology and the progress of society, service robots are becoming more and more closely connected with people's lives,...[Details]

0 Introduction In the mixed analog and digital circuit system, multiple power supplies are required. In order to reduce the number of external power supplies and realize the miniaturizatio...[Details]

introduction Using wireless sensor networks to detect the amount of grain in a grain depot is a new technology. Due to the complexity of grain piles, a large number of unevenly distribut...[Details]

Most of the current maritime radars in my country are imported radars with a short effective detection range. They are unable to identify signals when the signal-to-noise ratio drops to 3 dB. Wit...[Details]

0 Introduction High-frequency switching power supplies have been widely used in the communication and low-voltage industries, and have gradually been used in power systems, due to their ad...[Details]

0 Introduction In the multimedia era, traditional Class A, Class B, and Class AB linear analog audio amplifiers can no longer meet the new development trends of green energy saving, high e...[Details]

0 Introduction With the development of embedded computer application technology, embedded technology has been widely used in all aspects of modern life. In terms of retail systems, retail ...[Details]