49 relations: Balanced circuit, Balun, Category 5 cable, Characteristic impedance, Coaxial cable, Common-mode interference, Differential amplifier, Differential signaling, E-carrier, Electric power transmission, Electrical impedance, Faraday cage, Faraday's law of induction, Frequency-division multiplexing, Ground (electricity), Impedance matching, International Electrotechnical Commission, Line level, Loading coil, Local loop, Low-voltage differential signaling, Mackie, Microphone, Mixing console, Noise, Optical fiber, Permeability (electromagnetism), Permittivity, Professional audio, Radio frequency, Railway electrification system, Relative permittivity, Repeating coil, RS-422, RS-485, Single-phase electric power, Star quad cable, Telecommunication, Telephone exchange, Television, Three-phase electric power, Transformer, Transmission line, Trunking, Twin-lead, Twisted pair, Unbalanced circuit, Unbalanced line, XLR connector.
A balanced circuit is circuitry for use with a balanced line or the balanced line itself.
A balun (for balanced to unbalanced) is an electrical device that converts between a balanced signal (two signals working against each other where ground is irrelevant) and an unbalanced signal (a single signal working against ground or pseudo-ground).
Category 5 cable, commonly referred to as Cat 5, is a twisted pair cable for computer networks.
The characteristic impedance or surge impedance (usually written Z0) of a uniform transmission line is the ratio of the amplitudes of voltage and current of a single wave propagating along the line; that is, a wave travelling in one direction in the absence of reflections in the other direction.
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.
In telecommunication, the term common-mode interference has the following meanings.
A differential amplifier is a type of electronic amplifier that amplifies the difference between two input voltages but suppresses any voltage common to the two inputs.
Differential signaling is a method for electrically transmitting information using two complementary signals.
The E-carrier is a member of the series of carrier systems developed for digital transmission of many simultaneous telephone calls by time-division multiplexing.
Electric power transmission is the bulk movement of electrical energy from a generating site, such as a power plant, to an electrical substation.
Electrical impedance is the measure of the opposition that a circuit presents to a current when a voltage is applied.
A Faraday cage or Faraday shield is an enclosure used to block electromagnetic fields.
Faraday's law of induction is a basic law of electromagnetism predicting how a magnetic field will interact with an electric circuit to produce an electromotive force (EMF)—a phenomenon called electromagnetic induction.
In telecommunications, frequency-division multiplexing (FDM) is a technique by which the total bandwidth available in a communication medium is divided into a series of non-overlapping frequency bands, each of which is used to carry a separate signal.
In electrical engineering, ground or earth is the reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the earth.
In electronics, impedance matching is the practice of designing the input impedance of an electrical load or the output impedance of its corresponding signal source to maximize the power transfer or minimize signal reflection from the load.
The International Electrotechnical Commission (IEC; in French: Commission électrotechnique internationale) is an international standards organization that prepares and publishes International Standards for all electrical, electronic and related technologies – collectively known as "electrotechnology".
Line level is the specified strength of an audio signal used to transmit analog sound between audio components such as CD and DVD players, television sets, audio amplifiers, and mixing consoles.
A loading coil or load coil is an inductor that is inserted into an electronic circuit to increase its inductance.
In telephony, the local loop (also referred to as a local tail, subscriber line, or in the aggregate as the last mile) is the physical link or circuit that connects from the demarcation point of the customer premises to the edge of the common carrier or telecommunications service provider's network.
Low-voltage differential signaling, or LVDS, also known as TIA/EIA-644, is a technical standard that specifies electrical characteristics of a differential, serial communications protocol.
Mackie Designs was founded in Seattle by Greg Mackie and designed and manufactured affordable and versatile compact pro audio mixers.
A microphone, colloquially nicknamed mic or mike, is a transducer that converts sound into an electrical signal.
In sound recording and reproduction, and sound reinforcement systems, a mixing console is an electronic device for combining sounds of many different audio signals.
Noise is unwanted sound judged to be unpleasant, loud or disruptive to hearing.
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.
In electromagnetism, permeability is the measure of the ability of a material to support the formation of a magnetic field within itself.
In electromagnetism, absolute permittivity, often simply called permittivity, usually denoted by the Greek letter ε (epsilon), is the measure of resistance that is encountered when forming an electric field in a particular medium.
Professional audio, abbreviated as pro audio, refers to both an activity and a category of high quality, studio-grade audio equipment.
Radio frequency (RF) refers to oscillatory change in voltage or current in a circuit, waveguide or transmission line in the range extending from around twenty thousand times per second to around three hundred billion times per second, roughly between the upper limit of audio and the lower limit of infrared.
A railway electrification system supplies electric power to railway trains and trams without an on-board prime mover or local fuel supply.
The relative permittivity of a material is its (absolute) permittivity expressed as a ratio relative to the permittivity of vacuum.
In telecommunications, a repeating coil is a voice-frequency transformer characterized by a closed magnetic core, a pair of identical balanced primary (line) windings, a pair of identical but not necessarily balanced secondary (drop) windings, and low transmission loss at voice frequencies.
RS-422, also known as TIA/EIA-422, is a technical standard originated by the Electronic Industries Alliance that specifies electrical characteristics of a digital signaling circuit.
RS-485, also known as TIA-485(-A), EIA-485, is a standard defining the electrical characteristics of drivers and receivers for use in serial communications systems. Electrical signaling is balanced, and multipoint systems are supported. The standard is jointly published by the Telecommunications Industry Association and Electronic Industries Alliance (TIA/EIA). Digital communications networks implementing the standard can be used effectively over long distances and in electrically noisy environments. Multiple receivers may be connected to such a network in a linear, multidrop bus. These characteristics make RS-485 useful in industrial control systems and similar applications.
In electrical engineering, single-phase electric power is the distribution of alternating current electric power using a system in which all the voltages of the supply vary in unison.
Star-quad cable is a four conductor cable that has a special quadrupole geometry that provides magnetic immunity when used in a balanced line.
Telecommunication is the transmission of signs, signals, messages, words, writings, images and sounds or information of any nature by wire, radio, optical or other electromagnetic systems.
A telephone exchange is a telecommunications system used in the public switched telephone network or in large enterprises.
Television (TV) is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in colour, and in two or three dimensions and sound.
Three-phase electric power is a common method of alternating current electric power generation, transmission, and distribution.
A transformer is a static electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
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.
In telecommunications, trunking is a method for a system to provide network access to many clients by sharing a set of lines or frequencies instead of providing them individually.
Twin-lead cable is a two-conductor flat cable used as a balanced transmission line to carry radio frequency (RF) signals.
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.
In electrical engineering, an unbalanced circuit is one in which the transmission properties between the ports of the circuit are different for the two poles of each port.
In electrical engineering, an unbalanced line is a transmission line, often coaxial cable, whose conductors have unequal impedances with respect to ground; as opposed to a balanced line.
The XLR connector is a style of electrical connector, primarily found on professional audio, video, and stage lighting equipment.