Noise
71noise — triukšmas statusas T sritis ekologija ir aplinkotyra apibrėžtis Skirtingo dažnio ir stiprumo garsų visuma, neigiamai veikianti organizmą. Matuojamas sąlyginiais vienetais – decibelais (dB). atitikmenys: angl. noise; up roar vok. Geräusch, n; Lärm …
72noise — triukšmaligė statusas T sritis ekologija ir aplinkotyra apibrėžtis Profesinė liga, kurią sukelia ilgai trunkantis ir smarkus (dažniausiai per 100 decibelų) triukšmas. Labiausiai pažeidžia klausos organus, centrinę nervų ir širdies bei… …
73noise — triukšmas statusas T sritis informatika apibrėžtis Pašaliniai atsitiktiniai signalai, patekę į informaciją nešančių signalų srautą. Tai įprasto garsinio triukšmo sąvokos apibendrinimas įvairios prigimties signalams: šviesos, elektros… …
74Noise (music) — Noise music Stylistic origins Modernism 20th century classical music Electronic art music Musique concrète Electroacoustic music Performance art Free improvisation Cultural origins Early 1910s Europe Typical instruments …
75Noise figure — (NF) is a measure of degradation of the signal to noise ratio (SNR), caused by components in a radio frequency (RF) signal chain. The noise figure is defined as the ratio of the output noise power of a device to the portion thereof attributable… …
76Noise rock — Stylistic origins Noise music, experimental rock, punk rock, avant garde, no wave, psychedelic rock, avant garde jazz Cultural origins Late 1970s United States, Australia Typical instruments …
77Noise shaping — is a technique typically used in digital audio, image, and video processing, usually in combination with dithering, as part of the process of quantization or bit depth reduction of a digital signal. Its purpose is to increase the apparent signal… …
78Noise regulation — includes statutes or guidelines relating to sound transmission established by national, state or provincial and municipal levels of government. After the watershed passage of the United States Noise Control Act of 1972,[1] other local and state… …
79Noise health effects — are the health consequences of elevated sound levels. Elevated workplace or other noise can cause hearing impairment, hypertension, ischemic heart disease, annoyance, sleep disturbance, and decreased school performance. Changes in the immune… …
80Noise (audio) — Noise in audio, recording, and broadcast systems refers to the residual low level sound (usually hiss and hum) that is heard in quiet periods of a programme. In audio engineering, it can refer either to the acoustic noise from loudspeakers, or to …
