Compression

An important signal-processing technique used (often in conjunction with expansion) in studio recording equipment such as mixing desks and noise reduction systems. A compressor scales the dynamic range of a sound signal so that both the quietest and the loudest sounds can be recorded or otherwise treated without either losing the quiet sounds under the system noise, or causing distortion through excessive signal levels overloading recorders or other equipment. It acts by progressively reducing the level of the loud sounds to below some preset threshold, which depends on the dynamic range of the recording medium, or on the particular special effect required. (Source - Richard Dobson (1992). A Dictionary of Electronic and Computer Music Technology. Oxford University Press.)

Compression

C'est une des techniques principales de traitement du signal (allant souvent de pair avec l'expandeur) et utilisée dans les appareils d'enregistrement de studio tels que les tables de mixage ou les systèmes de réduction de bruit. Un compresseur mesure l'ambitus dynamique d'un signal sonore de sorte que les sons les plus faibles et les sons les plus forts puissent être enregistrés ou transformés sans que les sons faibles soient sous le niveau de bruit ambiant et sans permettre les distorsions provoquées par un niveau excessif du signal qui surcharge les magnétophones ou les autres appareils. Il agit en réduisant progressivement le niveau des sons forts au-dessous d'un seuil préétabli dépendant de l'ambitus dynamique du support d'enregistrement ou d'un effet particulier. (Source - Richard Dobson (1992). A Dictionary of Electronic and Computer Music Technology. Oxford University Press.)

Compressione

Una delle tecniche principali di trattamento del segnale (solitamente accostata all'espansione). Viene utilizzata dalle apparecchiature di registrazione in studio come il mixer o i sistemi di riduzione del rumore. Un compresore misura il range dinamico di un segnale in maniera che i suoni più flebili e i suoni più forti possano essere registrati o trasmessi senza che i suoni flebili siano coperti dal livello di rumore e senza permettere distorsioni provocate dal livello eccessivo dei segnali che sovraccaricano il sistema di registrazione. Agisce riducendo progressivamente il livello dei suoni forti sotto una soglia prestabilita, la quale dipende dal range dinamico del mezzo di registrazione o dal particolare effetto voluto (Fonte - Richard Dobson (1992). A Dictionary of Electronic and Computer Music Technology. Oxford University Press.).

Kompression

An important signal-processing technique used (often in conjunction with expansion) in studio recording equipment such as mixing desks and noise reduction systems. A compressor scales the dynamic range of a sound signal so that both the quietest and the loudest sounds can be recorded or otherwise treated without either losing the quiet sounds under the system noise, or causing distortion through excessive signal levels overloading recorders or other equipment. It acts by progressively reducing the level of the loud sounds to below some preset threshold, which depends on the dynamic range of the recording medium, or on the particular special effect required. (Source - Richard Dobson (1992). A Dictionary of Electronic and Computer Music Technology. Oxford University Press.)

Compresión

Una importante técnica de procesamiento de señales utilizada (frecuentemente en conjunto con la Expansión) en el equipamiento propio de un estudio de grabación, tal como mezcladores y sistemas de reducción de ruido. Un compresor ajusta el rango dinámico de una señal sonora de modo que el sonido más fuerte y el más débil puedan ser grabados o tratados sin que se pierdan los sonidos más débiles debajo del ruido del sistema, o causando distorsión debido al nivel excesivo de la señal, sobrecargando entonces a los grabadores u otros equipos. Actúa reduciendo progresivamente el nivel de los sonidos fuertes, llevándolos debajo de un umbral predeterminado que depende del rango dinámico del soporte utilizado para la grabación o del efecto especial requerido.

(Fuente: Richard Dobson (1992). A Dictionary of Electronic and Computer Music Technology. Oxford University Press)