masking signal
61Pink noise — This article is about the signal in information theory. For the band, see PINKNOISE. Colors of noise White Pink Red (Brownian) Grey Pink noise or 1/ƒ noise (sometimes also called flicker noise) is a signal or process with a frequency spectrum… …
62The Blitz — London Blitz redirects here. For the London based American football team, see London Blitz (American football). For other uses, see Blitz (disambiguation). The Blitz Part of Second World War, Home Front …
63Absolute threshold of hearing — The absolute threshold of hearing (ATH) is the minimum sound level of a pure tone that an average ear with normal hearing can hear with no other sound present. The absolute threshold relates to the sound that can just be heard by the… …
64January 2004 — larr; January February March April May June July August September October November December →EventsJanuary 1* Ireland s Roman Catholic and Protestant Boy Scouts organisations merge after nearly a century of division, in spite of efforts by the R …
65DRTE Computer — The DRTE Computer was a transistorized computer built at the Defence Research Telecommunications Establishment (DRTE), part of the Canadian Defence Research Board. It was one of the earlier fully transistorized machines, running in prototype form …
66SIGSYS — Infobox Computing signal description = Bad argument to routine (SVID) action = Abnormal termination of the processOn POSIX compliant platforms, SIGSYS is the signal thrown by computer programs when a bad argument is passed to a system call. The… …
67Olivocochlear system — The olivocochlear system is a component of the auditory system involved with the descending control of the cochlea. Its nerve fibres, the olivocochlear bundle (OCB), form part of the vestibulocochlear nerve (VIIIth cranial nerve, also known as… …
68Analytical chemistry — For the journal, see Analytical Chemistry (journal). Analytical chemistry is the study of the separation, identification, and quantification of the chemical components of natural and artificial materials.[1] Qualitative analysis gives an… …
69Immune system — A scanning electron microscope image of a single neutrophil (yellow), engulfing anthrax bacteria (orange). An immune system is a system of biological structures and processes within an organism that protects against disease by identifying and… …
70Optical time-domain reflectometer — Fluke Networks OTDR in use Yokogawa s OTDR …
