One of the most efficient, cost effective and widely used approaches to reduce the tonal signature of aeronautic engine noise is the so-called liners-structures located in the internal walls of the nacelle (the external structure of the motor) that form an acoustic treatment. In the research project called "Silent Aircraft", funded by FINEP and Emb

One of the most efficient, cost effective and widely used approaches to reduce the tonal signature of aeronautic engine noise is the so-called liners-structures located in the internal walls of the nacelle (the external structure of the motor) that form an acoustic treatment. In the research project called "Silent Aircraft", funded by FINEP and Emb

É importante unir este gosto privada utilizando a praticidade, funcionalidade e este conforto de modo a obter este resultado esperado.Os especialistas por acústica arquitetônica estudam este comportamento do som em recintos fechados ou semiabertos e a transmissãeste sonora entre recintos fechados. A absorçãeste do som é import

aeronautic engine noise is the so-called liners - structures located in the internal walls of the nacelle (theAs an example of how to apply these principles, let us look at an ordinary room in a typical house. (All right, it's my wife's studio in my house!) This room is rectangular, about 11' by 13' with an eight foot ceiling.The peskiest isolation

Matching Theodore's massive beats with Do La Rocha's fuzzed-out keys and typically incisive vocals, the duo crafted a stripped-down sound that harked back to Rage's rawest, most urgent material. According to Tim Commerford, a new album is in the works, but details are sketchy. Still, the mutual respect between the pair