frequency channel
51Channel capacity — In electrical engineering, computer science and information theory, channel capacity is the tightest upper bound on the amount of information that can be reliably transmitted over a communications channel. By the noisy channel coding theorem, the …
52Channel Z — This article refers to the defunct New Zealand radio station; for other uses See also: Channel Z (disambiguation) Channel Z Broadcast area 3 markets in New Zealand S …
53Frequency spectrum — Familiar concepts associated with a frequency are colors, musical notes, radio/TV channels, and even the regular rotation of the earth. A source of light can have many colors mixed together and in different amounts (intensities). A rainbow, or… …
54Channel 4 — This article is about the British television station. For other uses, see Channel 4 (disambiguation). Channel 4 Launched 2 November 1982 Owned by …
55Channel 3/4 output — A channel 3/4 output was a common output selection for most audiovisual devices sold in North America, that are intended to be connected to a TV using a Radio frequency (RF) signal. This channel option was provided because it was rare to have… …
56Frequency modulation — See also: Amplitude modulation In telecommunications, frequency modulation (FM) conveys information over a carrier wave by varying its frequency (contrast this with amplitude modulation, in which the amplitude of the carrier is varied while its… …
57Channel noise level — In telecommunications, the term channel noise level has the following meanings: The ratio of the channel noise at any point in a transmission system to an arbitrary level chosen as a reference.[1][2] The noise power spectral density in the… …
58Frequency mixer — This article is about non linear mixing operating in the frequency domain. For other types of mixers, see electronic mixer. Frequency Mixer Symbol. In electronics a mixer or frequency mixer is a nonlinear electrical circuit that creates new… …
59Frequency grid — The most common frequency grid is that used for channel spacing in Dense Wavelength Division Multiplexing (DWDM) for Fiber optic communication at wavelengths around 1550nm and defined by ITU T G.694.1 (2002). The grid is defined relative to… …
60frequency band — Synonyms and related words: amateur band, amplitude, antinode, band, channel, citizens band, crest, de Broglie wave, diffraction, electromagnetic radiation, electromagnetic wave, fluctuation, frequency, frequency spectrum, guided wave, harmonic… …
