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"Shut up" is a direct command with a meaning very similar to "be quiet", but which is commonly perceived as a more forceful command to stop making noise or otherwise communicating, such as talking. The phrase is probably a shortened form of " shut up your mouth " or " shut your mouth up ".
Using a combination of sound absorption materials, arrays of microphones and speakers, and a digital processor, a restaurant operator can use a tablet computer to selectively control noise levels at different places in the restaurant: the microphone arrays pick up sound and send it to the digital processor, which controls the speakers to output ...
The sound tube in Melbourne, Australia, designed to reduce roadway noise without detracting from the area's aesthetics. A noise barrier (also called a soundwall, noise wall, sound berm, sound barrier, or acoustical barrier) is an exterior structure designed to protect inhabitants of sensitive land use areas from noise pollution.
Environmental noise can be any external noise that can potentially impact the effectiveness of communication. [2] These noises can be any type of sight (i.e., car accident, television show), sound (i.e., talking, music, ringtones), or stimuli (i.e., tapping on the shoulder) that can distract someone from receiving the message. [3]
Psychosocial barriers are the mental and emotional factors of communication. [16] These barriers are important because of how to treat and an acquired language disorder. [16] Noise plays a big role in the communication process, by helping to interpret the message and bringing out emotions and attitude. [16]
Often considered to be sarcastic or obnoxious, the phrase was popularized by actor and comedian Martin Lawrence in his 1992 sitcom Martin. [3] It was formally reported from as early as 1995, when a local Indianapolis magazine story noted "Talk to the hand—The phrase, which means, 'Shut up', is accompanied by a hand in front of the victim's face."
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A sound baffle is a construction or device which reduces the strength (level) of airborne sound. Sound baffles are a fundamental tool of noise mitigation, the practice of minimizing noise pollution or reverberation. An important type of sound baffle is the noise barrier constructed along highways to