narrow-band signal
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Band-stop filter — A generic ideal band stop filter, showing both positive and negative angular frequencies In signal processing, a band stop filter or band rejection filter is a filter that passes most frequencies unaltered, but attenuates those in a specific… … Wikipedia
Band-pass filter — A band pass filter is a device that passes frequencies within a certain range and rejects (attenuates) frequencies outside that range. An example of an analogue electronic band pass filter is an RLC circuit (a resistor–inductor–capacitor circuit) … Wikipedia
Q-signal — [1] The signal, in the NTSC color system, that corresponds to the narrow band axis of the chrominance signal. [2] The first of three letter code kfor standard messages in international telegraphy. See Q code … Dictionary of automotive terms
Critical band — The term critical band, introduced by Harvey Fletcher in the 1940s, referred to the frequency bandwidth of the then loosely defined auditory filter. Psychophysiologically, beating and auditory roughness sensations can be linked to the inability… … Wikipedia
Analog signal processing — is any signal processing conducted on analog signals by analog means. Analog indicates something that is mathematically represented as a set of continuous values. This differs from digital which uses a series of discrete quantities to represent… … Wikipedia
1.25-meter band — The 1.25 meter band is a portion of the VHF radio spectrum allocated for amateur radio use in ITU Region 2, comprising frequencies from 222 MHz to 225 MHz in the United States (with the addition of 219–220 MHz on a limited, secondary basis) and… … Wikipedia
80-meter band — The 80 meter or 3.5 MHz band is a core amateur radio frequency band, allocated frequencies from 3.5 to 4.0 MHz in IARU Region 2, and generally 3.5 to 3.8 or 3.9 MHz in Regions 1 and 3 respectively. The portion of the band used for voice… … Wikipedia
10-meter band — The 10 meter band is a portion of the shortwave radio spectrum allocated to amateur radio use. The band consists of frequencies stretching from 28.000 MHz to 29.700 MHz.HistoryThe 10 meter band was created by the… … Wikipedia
Pilot signal — In telecommunications, a pilot is a signal, usually a single frequency, transmitted over a communications system for supervisory, control, equalization, continuity, synchronization, or reference purposes. Frequency spectrum of an FM broadcast… … Wikipedia
Manual (band) — Manual is the performing name of electronic musician, Jonas Munk, from Odense, Denmark. Manual s music is considered to be in the styles of ambient dream pop and indietronica. His sound tends to contain a mix of software synthesizers, guitars… … Wikipedia
Multilateration — is a navigation technique based on the measurement of the difference in distance to two or more stations at known locations that broadcast signals at known times. Unlike measurements of absolute distance or angle, measuring the difference in… … Wikipedia
