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Acoustic shadow information


An acoustic shadow or sound shadow is an area through which sound waves fail to propagate, due to topographical obstructions or disruption of the waves via phenomena such as wind currents, buildings, or sound barriers.

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Acoustic shadow

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An acoustic shadow or sound shadow is an area through which sound waves fail to propagate, due to topographical obstructions or disruption of the waves...

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Shadow

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entering the dry zone. An acoustic shadow occurs when a direct sound has been blocked or diverted around a given area. Shadows often appear in mythical...

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Speed of sound

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is refracted upward, away from listeners on the ground, creating an acoustic shadow at some distance from the source. The decrease of the speed of sound...

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Head shadow

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A head shadow (or acoustic shadow) is a region of reduced amplitude of a sound because it is obstructed by the head. It is an example of diffraction. Sound...

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A Shadow of My Future Self

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Mountain. All lyrics are written by Ross Jennings An acoustic rendition of the album titled Acoustic Shadows was performed as part of a paid livestream by Jennings...

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Wind shear

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producing an acoustic shadow at some distance from the source. In 1862, during the American Civil War Battle of Iuka, an acoustic shadow, believed to...

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Battle of Iuka

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conjunction with Rosecrans when they heard the sound of battle, an acoustic shadow suppressed the sound and prevented them from realizing that the battle...

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Wind gradient

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is refracted upward, away from listeners on the ground, creating an acoustic shadow at some distance from the source. The radius of curvature of the sound...

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Chondrocalcinosis

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ultrasound, chondrocalcinosis may be depicted as echogenic foci with no acoustic shadow within the hyaline cartilage. As with most conditions, chondrocalcinosis...

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Jecklin disk

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a sound-absorbing disk placed between two microphones to create an acoustic "shadow" from one microphone to the other. The resulting two signals can possibly...

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Shadow Kingdom

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Steve Bartek – additional acoustic guitar johnnyborganblogg (May 25, 2023). "What You See Is Not What You Get. About "Shadow Kingdom", Bob Dylan, 2023"...

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Ambisonics

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incoming sound diffracts around it, so that there is virtually no acoustic shadow and hence no level difference between the ears. In this range, the...

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Calcium pyrophosphate dihydrate crystal deposition disease

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ultrasound, chondrocalcinosis may be depicted as echogenic foci with no acoustic shadow within the hyaline cartilage or fibrocartilage. By x-ray, CPPD can...

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Scrotal ultrasound

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[citation needed] Fig. 5. Teratoma. A plaque-like calcification with acoustic shadow is seen in the testis.[citation needed] Fig. 6. Mature cystic teratoma...

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Sound speed gradient

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is refracted upward, away from listeners on the ground, creating an acoustic shadow at some distance from the source. The opposite effect happens when...

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Battle of Five Forks

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Gouverneur K. Warren, attacked the left flank soon afterwards. Owing to an acoustic shadow in the woods, Pickett and cavalry commander Major General Fitzhugh...

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Battle of Glorieta Pass

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Keleher, pp. 180–182. One reason Chivington failed to come was due to an acoustic shadow that prevented him from hearing sounds from the battle. Whitlock, p...

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Jennifer Maiden

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Geography, which is a selection from four of her Australian collections (Acoustic Shadow, Mines, Friendly Fire and Pirate Rain), was published by Bloodaxe Books...

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Old Abe

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September 19, during the Battle of Iuka, a fresh north wind caused an acoustic shadow that prevented Ord from hearing the battle. Consequently, he was unaware...

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William Rosecrans

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wind, blowing from Ord's position in the direction of Iuka, caused an acoustic shadow that prevented the sound of the guns from reaching him, and he and...

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Edward Ord

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to intercept Sterling Price at the town of Iuka. Due to a possible acoustic shadow Ord's forces were never engaged and Rosecrans fought alone. Ord likewise...

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The Last Shadow Puppets

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Kane: 'Last Shadow Puppets to return after my solo album'". NME. 18 October 2010. The Last Shadow Puppets - Standing Next To Me Acoustic Live Club Nokia...

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Acoustic lubrication

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example. The protagonist in the videogame Shadow Complex can acquire a "friction dampener" that uses acoustic lubrication; this enables him to run at very...

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Western theater of the American Civil War

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Battle of Iuka (September 19), but poor coordination of forces and an acoustic shadow allowed Price to escape from the intended Union double envelopment...

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Battle of Perryville

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the battle would be against McCook's corps. Because of an unusual acoustic shadow, few sounds from the battle reached Buell's headquarters only 2 miles...

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Penile ultrasonography

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middle portion of the penis. Note the echoic image with posterior acoustic shadowing, corresponding to calcification (arrow), in the left corpus cavernosum...

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