In the modern world, Q band has gained unprecedented relevance in various areas of society. From its impact on the economy to its influence on culture and politics, Q band has become a topic of constant interest for people of all ages and backgrounds. In this article, we will thoroughly explore the various dimensions of Q band, analyzing its evolution over time and its impact on the world today. From its origins to its relevance today, Q band has left an indelible mark on the history of humanity, and its presence continues to shape the course of our society.
Frequency range | 33 to 50 GHz |
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Related bands |
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The Q band is a range of frequencies contained in the microwave region of the electromagnetic spectrum. Common usage places this range between 33 and 50 GHz, but may vary depending on the source using the term. The foregoing range corresponds to the recommended frequency band of operation of WR22 waveguides. These frequencies are equivalent to wavelengths between 6 mm and 9.1 mm in air/vacuum. The Q band is in the EHF range of the radio spectrum.
The term "Q band" does not have a consistently precise usage in the technical literature, but tends to be a concurrent subset of both the IEEE designated Ka band (26.5–40 GHz) and V band (40–75 GHz). Neither the IEEE nor the ITU-R recognize the Q band in their standards, which define the nomenclature of bands in the electromagnetic spectrum. The ISO recognizes the Q band; however, the range therefore defined is 36 to 46 GHz. Other ISO frequency band definitions do not precisely match the concurrent definitions of the IEEE and ITU-R.
The Q band is mainly used for satellite communications, terrestrial microwave communications and for radio astronomy studies such as the QUIET telescope. It is also used in automotive radar and in radar investigating the properties of the Earth's surface.
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