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Barker codes of length N equal to 11 and 13 are used in direct-sequence spread spectrum and pulse compression radar systems because of their low autocorrelation properties (the sidelobe level of amplitude of the Barker codes is 1/N that of the peak signal). [15]
This is at least partly due to usage by windpump builders Eclipse Windmill Company (1873) and Aermotor Windmill Company (1888, the sole surviving US "windmill" manufacturer [1]). And it is also used by many to refer to modern wind turbines generating electricity.
Another sixty windmills are erected on the grounds with many pumping water. Complementing the water pumping windmills are wind electric machines. Some of these date to the early 1920s. Dominating the windmill grounds is a Vestas V47 wind turbine. This 660 kW turbine stands on a 50-meter tower and provides (on a yearly average) all of the power ...
The Manifold Trilogy is a series of science fiction books by British author Stephen Baxter. The series was published from 1999 to 2003. It consists of three novels and an anthology of short stories relating to the three. The three novels in the trilogy are not ordered chronologically; instead, they are thematically linked novels that take place ...
In 2012 over 10,700 wind turbines were operating in Texas to generate electricity, but 80,000 windmills were pumping water, indicating the amount of growth potential remaining for wind power generation. [10] Wind power is a for-profit enterprise between land owners and wind farm operators.
Sump'n Else was an afternoon staple on Channel 8, attracting high school students from throughout North Texas. The program broadcast live from a NorthPark Center storefront studio which featured a soundproof window.
With the release of Netflix's "XO, Kitty," revisit her sister Lara Jean's journey in author Jenny Han's "To All the Boys I've Loved Before" trilogy.
In August 2016, the entire series of all novels and stories (up to that date) was released as one volume in e-book format entitled Xeelee Sequence: The Complete Series. [11] Baxter's Destiny's Children series is part of the Xeelee Sequence.