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42 relations: American Radio Relay League, Capacitance, Category 3 cable, Category 5 cable, Category 6 cable, Coaxial cable, Computer network, Copper conductor, Ethernet over twisted pair, Ethernet physical layer, Farad, Fast Ethernet, Ferrite (magnet), Fiber-optic communication, Gigabit Ethernet, Henry (unit), Inductance, ISO/IEC 11801, Metre per second, Multiplicative inverse, Nanosecond, Optical fiber, Plenum cable, Propagation delay, Radio, Refractive index, Relative permittivity, Signal velocity, Speed of electricity, Speed of light, Speed of sound, Square root, Telegrapher's equations, Transmission line, Transmission medium, Twin-lead, Twisted pair, Vacuum, 10 Gigabit Ethernet, 10BASE-F, 10BASE2, 10BASE5.
American Radio Relay League
The American Radio Relay League (ARRL) is the largest membership association of amateur radio enthusiasts in the USA.
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Capacitance
Capacitance is the ratio of the change in an electric charge in a system to the corresponding change in its electric potential.
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Category 3 cable
Category 3 cable, commonly known as or station wire, and less commonly known as VG or voice-grade (as, for example, in 100BaseVG), is an unshielded twisted pair (UTP) cable used in telephone wiring.
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Category 5 cable
Category 5 cable, commonly referred to as Cat 5, is a twisted pair cable for computer networks.
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Category 6 cable
Category 6 cable, commonly referred to as Cat 6, is a standardized twisted pair cable for Ethernet and other network physical layers that is backward compatible with the Category 5/5e and Category 3 cable standards.
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Coaxial cable
Cross-sectional view of a coaxial cable Coaxial cable, or coax (pronounced), is a type of electrical cable that has an inner conductor surrounded by a tubular insulating layer, surrounded by a tubular conducting shield.
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Computer network
A computer network, or data network, is a digital telecommunications network which allows nodes to share resources.
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Copper conductor
Copper has been used in electrical wiring since the invention of the electromagnet and the telegraph in the 1820s.
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Ethernet over twisted pair
Ethernet over twisted pair technologies use twisted-pair cables for the physical layer of an Ethernet computer network.
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Ethernet physical layer
The Ethernet physical layer is the physical layer functionality of the Ethernet family of computer network standards.
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Farad
The farad (symbol: F) is the SI derived unit of electrical capacitance, the ability of a body to store an electrical charge.
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Fast Ethernet
In computer networking, Fast Ethernet is a collective term for a number of Ethernet standards that carry traffic at the nominal rate of 100 Mbit/s (the earlier Ethernet speed was 10 Mbit/s).
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Ferrite (magnet)
A ferrite is a ceramic material made by mixing and firing large proportions iron(III) oxide (Fe2O3, rust) blended with small proportions of one or more additional metallic elements, such as barium, manganese, nickel, and zinc.
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Fiber-optic communication
Fiber-optic communication is a method of transmitting information from one place to another by sending pulses of light through an optical fiber.
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Gigabit Ethernet
In computer networking, Gigabit Ethernet (GbE or 1 GigE) is a term describing various technologies for transmitting Ethernet frames at a rate of a gigabit per second (1,000,000,000 bits per second), as defined by the IEEE 802.3-2008 standard.
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Henry (unit)
The henry (symbol: H) is the SI derived unit of electrical inductance.
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Inductance
In electromagnetism and electronics, inductance is the property of an electrical conductor by which a change in electric current through it induces an electromotive force (voltage) in the conductor.
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ISO/IEC 11801
International standard ISO/IEC 11801 Information technology — Generic cabling for customer premises specifies general-purpose telecommunication cabling systems (structured cabling) that are suitable for a wide range of applications (analog and ISDN telephony, various data communication standards, building control systems, factory automation).
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Metre per second
Metre per second (American English: meter per second) is an SI derived unit of both speed (scalar) and velocity (vector quantity which specifies both magnitude and a specific direction), defined by distance in metres divided by time in seconds.
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Multiplicative inverse
In mathematics, a multiplicative inverse or reciprocal for a number x, denoted by 1/x or x−1, is a number which when multiplied by x yields the multiplicative identity, 1.
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Nanosecond
A nanosecond (ns) is an SI unit of time equal to one thousand-millionth of a second (or one billionth of a second), that is, 1/1,000,000,000 of a second, or 10 seconds.
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Optical fiber
An optical fiber or optical fibre is a flexible, transparent fiber made by drawing glass (silica) or plastic to a diameter slightly thicker than that of a human hair.
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Plenum cable
Plenum cable is electrical cable that is laid in the plenum spaces of buildings.
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Propagation delay
Propagation delay is a technical term that can have a different meaning depending on the context.
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Radio
Radio is the technology of using radio waves to carry information, such as sound, by systematically modulating properties of electromagnetic energy waves transmitted through space, such as their amplitude, frequency, phase, or pulse width.
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Refractive index
In optics, the refractive index or index of refraction of a material is a dimensionless number that describes how light propagates through that medium.
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Relative permittivity
The relative permittivity of a material is its (absolute) permittivity expressed as a ratio relative to the permittivity of vacuum.
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Signal velocity
The signal velocity is the speed at which a wave carries information.
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Speed of electricity
The word electricity refers generally to the movement of electrons (or other charge carriers) through a conductor in the presence of potential and an electric field.
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Speed of light
The speed of light in vacuum, commonly denoted, is a universal physical constant important in many areas of physics.
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Speed of sound
The speed of sound is the distance travelled per unit time by a sound wave as it propagates through an elastic medium.
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Square root
In mathematics, a square root of a number a is a number y such that; in other words, a number y whose square (the result of multiplying the number by itself, or) is a. For example, 4 and −4 are square roots of 16 because.
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Telegrapher's equations
The telegrapher's equations (or just telegraph equations) are a pair of coupled, linear differential equations that describe the voltage and current on an electrical transmission line with distance and time.
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Transmission line
In communications and electronic engineering, a transmission line is a specialized cable or other structure designed to conduct alternating current of radio frequency, that is, currents with a frequency high enough that their wave nature must be taken into account.
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Transmission medium
A transmission medium is a material substance (solid, liquid, gas, or plasma) that can propagate energy waves.
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Twin-lead
Twin-lead cable is a two-conductor flat cable used as a balanced transmission line to carry radio frequency (RF) signals.
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Twisted pair
Twisted pair cabling is a type of wiring in which two conductors of a single circuit are twisted together for the purposes of improving electromagnetic compatibility.
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Vacuum
Vacuum is space devoid of matter.
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10 Gigabit Ethernet
10 Gigabit Ethernet (10GE, 10GbE, or 10 GigE) is a group of computer networking technologies for transmitting Ethernet frames at a rate of 10 gigabits per second.
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10BASE-F
10BASE-F is a generic term for the family of 10 Mbit/s Ethernet standards using fiber optic cable.
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10BASE2
10BASE2 (also known as cheapernet, thin Ethernet, thinnet, and thinwire) is a variant of Ethernet that uses thin coaxial cable terminated with BNC connectors.
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10BASE5
10BASE5 (also known as thick Ethernet or thicknet) was the first commercially available variant of Ethernet.
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Redirects here:
Velocity of Propagation, Velocity of propagation, VoP, Wave propagation speed.
References
[1] https://en.wikipedia.org/wiki/Velocity_factor
