Several advantages and performance analysis of infrared thermal imager

Infrared thermal imager is suitable for non-contact temperature measurement projects of all enterprises in the world. Point thermometer is another widely used non-contact temperature measurement tool in industrial applications. Its working principle is the same as that of thermal imager: it detects infrared radiation, and then converts it into temperature reading. However, compared with the […]

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Tianwen-1 is expected to land on Mars next May

Yesterday, tianwen-1 successfully completed the third orbital correction and continued to move toward Mars. Tianwen-1 is expected to land on Mars in May next year. According to Liu Tongjie, spokesman for China’s first Mars exploration mission, tianwen-1 will fly for nearly four months in the future, and then it will face three difficulties. It is […]

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Application of lhb3000 bus alarm system in rural community

1、 Overview: With the rapid development of social economy and the construction of new socialist countryside, rural safety work has become an important task for governments at all levels and public security departments at present and in the future. At present, we are faced with a grim reality: with the rapid development of rural economy, […]

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The latest situation of tianwen-1: tianwen-1 is over 100 million kilometers away from the earth, and tianwen-1 is 360 million kilometers away

According to the latest information of tianwen-1 released by the National Space Administration, tianwen-1 is more than 100 million kilometers away from the earth. As of 21:00 on December 14, the “tianwen-1” probe has been in orbit for 144 days, with a flight mileage of about 360 million kilometers, more than 100 million kilometers away […]

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Analysis of precision measurement scheme of root mean square RF power detector

In order to measure and control the transmit power in multi carrier wireless infrastructure, root mean square (RMS) power detection is needed. The traditional power detector uses diode detection or logarithmic amplifier. When the PAPR of the transmitted signal is not fixed, the traditional method can not accurately measure the power. Temperature stability of measurement […]

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What factors determine the service life of gas detector

Many people have such a question when using gas detector: how long can it last? Many users think that the gas detector can be used until it is completely damaged. In fact, is this correct? In fact, the service life of gas detector mainly depends on its main component sensor. We know that it is […]

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Function characteristics and application of video check network alarm system

After the three networks integration project, the era of single telephone line transmitting alarm information is coming to an end. However, after the telephone line of customers or alarm companies is upgraded to optical fiber, the telephone line transmitting alarm information is extremely unstable, and the center receives wrong information. In serious cases, the center […]

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