102 relations: Adapter, Advanced Mobile Phone System, Amateur radio, American National Standards Institute, Amiga 1000, APC by Schneider Electric, Apple Inc., ARJ45, Attenuation, Avocent, Bell System, Boulevard Oaks, Houston, British telephone socket, Cable management, Carbon microphone, Category 5 cable, Category 6 cable, Cisco Systems, Commodore International, Computer network, Crimp (electrical), Crosstalk, D-subminiature, Digi International, Digital Equipment Corporation, DIN 47100, DirecTV, Dual-tone multi-frequency signaling, Eaton Corporation, Electret microphone, Electrical connector, Electrical termination, Electronic Industries Alliance, EtherCON, Ethernet, Ethernet crossover cable, Ethernet hub, Ethernet over twisted pair, Federal Communications Commission, GB-PVR, Gender of connectors and fasteners, GG45, Ground (electricity), Handset, Harrisburg, Pennsylvania, Hertz, Incandescent light bulb, Insulation-displacement connector, Integrated Services Digital Network, International Organization for Standardization, ..., ISO/IEC 11801, John Wiley & Sons, Junction box, Konecranes, Local area network, Macintosh 128K, Macintosh 512K, Macintosh Plus, McGraw-Hill Education, Modified Modular Jack, Modular connector, Motorola, MTS Systems Corporation, National Instruments, Network switch, Noise (electronics), Party line (telephony), PDF, Pinout, Plain old telephone service, Polycom, Power over Ethernet, Princess telephone, Professional mobile radio, Public switched telephone network, Pulse dialing, Registered jack, Ribbon cable, Rotary dial, Router (computing), RS-232, RS-485, Security alarm, Short circuit, Springer Science+Business Media, Structured cabling, T-carrier, TAE connector, TE Connectivity, Telephone, Telephone plug, Telephony, TERA, The Siemon Company, TIA/EIA-568, Tinsel wire, Tip and ring, Transformer, Trimline telephone, Twisted pair, Uninterruptible power supply, 25-pair color code. Expand index (52 more) » « Shrink index
An (electrical) adapter or adaptor is a device that converts attributes of one electrical device or system to those of an otherwise incompatible device or system.
Advanced Mobile Phone System (AMPS) is an analog mobile phone system standard developed by Bell Labs, and officially introduced in the Americas on October 13, 1983,.
Amateur radio, also known as ham radio, describes the use of radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communication.
The American National Standards Institute (ANSI) is a private non-profit organization that oversees the development of voluntary consensus standards for products, services, processes, systems, and personnel in the United States.
The Commodore Amiga 1000, also known as the A1000 and originally simply as the Amiga, is the first personal computer released by Commodore International in the Amiga line.
APC by Schneider Electric, formerly known as American Power Conversion Corporation, is a manufacturer of uninterruptible power supplies, electronics peripherals and data center products.
Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services.
In computer networking hardware, ARJ45 (Augmented Registered Jack 45) is an electronic connector for very high speed applications, such as Class FA installations as defined by the standard ISO/IEC 11801 and 10, 40 and 100 Gigabit Ethernet transmission copper cabling.
In physics, attenuation or, in some contexts, extinction is the gradual loss of flux intensity through a medium.
Avocent, a business of Vertiv, is an information-technology products manufacturer headquartered in Huntsville, Alabama.
The Bell System was the system of companies, led by the Bell Telephone Company and later by AT&T, which provided telephone services to much of the United States and Canada from 1877 to 1984, at various times as a monopoly.
Boulevard Oaks is a neighborhood in Houston, Texas, United States, containing 21 subdivisions north of Rice University and south of U.S. Highway 59.
British telephone sockets were introduced in their current plug and socket form on 19 November 1981 by British Telecom to allow subscribers to connect their own telephones.
Cable management refers to management of electrical or optical cable in a cabinet or an installation.
The carbon microphone, also known as carbon button microphone, button microphone, or carbon transmitter, is a type of microphone, a transducer that converts sound to an electrical audio signal.
Category 5 cable, commonly referred to as Cat 5, is a twisted pair cable for computer networks.
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.
Cisco Systems, Inc. is an American multinational technology conglomerate headquartered in San Jose, California, in the center of Silicon Valley, that develops, manufactures and sells networking hardware, telecommunications equipment and other high-technology services and products.
Commodore International (or Commodore International Limited) was an American home computer and electronics manufacturer founded by Jack Tramiel.
A computer network, or data network, is a digital telecommunications network which allows nodes to share resources.
An electrical crimp is a type of solderless electrical connection.
In electronics, crosstalk is any phenomenon by which a signal transmitted on one circuit or channel of a transmission system creates an undesired effect in another circuit or channel.
The D-subminiature or D-sub is a common type of electrical connector.
Digi International is an American machine to machine (M2M) communications and technology company headquartered in Minnetonka, Minnesota.
Digital Equipment Corporation, also known as DEC and using the trademark Digital, was a major American company in the computer industry from the 1950s to the 1990s.
The German DIN Standard DIN 47100 regulated the color-coding for the identification of cores in telecommunication cables.
DirecTV (stylized as DIRECTV) is an American direct broadcast satellite service provider based in El Segundo, California and is a subsidiary of AT&T.
Dual-tone multi-frequency signaling (DTMF) is an in-band telecommunication signaling system using the voice-frequency band over telephone lines between telephone equipment and other communications devices and switching centers.
Eaton Corporation Plc is a multinational power management company with 2017 sales of $20.4 billion, founded in the United States with corporate headquarters in Dublin, Ireland.
An electret microphone is a type of electrostatic capacitor-based microphone, which eliminates the need for a polarizing power supply by using a permanently charged material.
An electrical connector, is an electro-mechanical device used to join electrical terminations and create an electrical circuit.
In electronics, electrical termination is the practice of ending a transmission line with a device that matches the characteristic impedance of the line.
The Electronic Industries Alliance (EIA; until 1997 Electronic Industries Association) was a standards and trade organization composed as an alliance of trade associations for electronics manufacturers in the United States.
The EtherCON is a ruggedized and lockable Ethernet over twisted pair wiring connector manufactured by Neutrik.
Ethernet is a family of computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN).
An Ethernet crossover cable is a crossover cable for Ethernet used to connect computing devices together directly.
An Ethernet hub, active hub, network hub, repeater hub, multiport repeater, or simply hub is a network hardware device for connecting multiple Ethernet devices together and making them act as a single network segment.
Ethernet over twisted pair technologies use twisted-pair cables for the physical layer of an Ethernet computer network.
The Federal Communications Commission (FCC) is an independent agency of the United States government created by statute (and) to regulate interstate communications by radio, television, wire, satellite, and cable.
GB-PVR was a PVR (personal video recorder) application, running on Microsoft Windows, whose main function was scheduling TV recordings and playing back live TV.
In electrical and mechanical trades and manufacturing, each half of a pair of mating connectors or fasteners is conventionally assigned the designation male or female.
The GG45 (where GG stands for GigaGate, and 45 is to remind of the backward compatibility with the 8P8C modular connector - often colloquially called RJ45) is a connector for high-speed Category 7 cable (generally known as Cat 7) LAN cabling developed by Nexans.
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.
A handset is a component of a telephone that a user holds to the ear and mouth to receive audio through the receiver and speak to the remote party via the built-in transmitter.
Harrisburg (Pennsylvania German: Harrisbarrig) is the capital city of the Commonwealth of Pennsylvania in the United States, and the county seat of Dauphin County.
The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a wire filament heated to such a high temperature that it glows with visible light (incandescence).
An insulation-displacement contact (IDC), also known as insulation-piercing contact (IPC), is an electrical connector designed to be connected to the conductor(s) of an insulated cable by a connection process which forces a selectively sharpened blade or blades through the insulation, bypassing the need to strip the conductors of insulation before connecting.
Integrated Services Digital Network (ISDN) is a set of communication standards for simultaneous digital transmission of voice, video, data, and other network services over the traditional circuits of the public switched telephone network.
The International Organization for Standardization (ISO) is an international standard-setting body composed of representatives from various national standards organizations.
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).
John Wiley & Sons, Inc., also referred to as Wiley, is a global publishing company that specializes in academic publishing.
An electrical junction box is an enclosure housing electrical connections, to protect the connections and provide a safety barrier.
Konecranes Oyj is a Finnish company, headquartered in Hyvinkää, which specialises in the manufacture and service of cranes and lifting equipment.
A local area network (LAN) is a computer network that interconnects computers within a limited area such as a residence, school, laboratory, university campus or office building.
The Macintosh 128K, originally released as the Apple Macintosh, is the original Apple Macintosh personal computer.
The Macintosh 512K is a personal computer that was designed, manufactured and sold by Apple Computer, inc. from September 1984 to April 1986.
The Macintosh Plus computer is the third model in the Macintosh line, introduced on January 16, 1986, two years after the original Macintosh and a little more than a year after the Macintosh 512K, with a price tag of US$2599.
McGraw-Hill Education (MHE) is a learning science company and one of the "big three" educational publishers that provides customized educational content, software, and services for pre-K through postgraduate education.
The Modified Modular Jack (MMJ) is a small form-factor serial port connector developed by Digital Equipment Corporation (DEC).
A modular connector is an electrical connector that was originally designed for use in telephone wiring, but has since been used for many other purposes.
Motorola, Inc. was an American multinational telecommunications company founded on September 25, 1928, based in Schaumburg, Illinois.
MTS Systems Corporation (MTS) is a global supplier of test systems and industrial position sensors.
National Instruments Corporation, or NI, is an American multinational company with international operation.
A network switch (also called switching hub, bridging hub, officially MAC bridge) is a computer networking device that connects devices together on a computer network by using packet switching to receive, process, and forward data to the destination device.
In electronics, noise is an unwanted disturbance in an electrical signal.
A party line (multiparty line, shared service line, party wire) is a local loop telephone circuit that is shared by multiple telephone service subscribers.
The Portable Document Format (PDF) is a file format developed in the 1990s to present documents, including text formatting and images, in a manner independent of application software, hardware, and operating systems.
In electronics, a pinout (sometimes written "pin-out") is a cross-reference between the contacts, or pins, of an electrical connector or electronic component, and their functions.
Plain old telephone service or plain ordinary telephone service (POTS) is a retronym for voice-grade telephone service employing analog signal transmission over copper loops.
Polycom is an American multinational corporation that develops video, voice and content collaboration and communication technology.
Power over Ethernet or PoE describes any of several standard or ad-hoc systems which pass electric power along with data on twisted pair Ethernet cabling.
The Princess telephone was introduced by the Bell System in 1959.
Professional mobile radio (also known as private mobile radio (PMR) in the UK and land mobile radio (LMR) in North America) are field radio communications systems which use portable, mobile, base station, and dispatch console radios.
The public switched telephone network (PSTN) is the aggregate of the world's circuit-switched telephone networks that are operated by national, regional, or local telephony operators, providing infrastructure and services for public telecommunication.
Pulse dialing is a signaling technology in telecommunications in which a direct current local loop circuit is interrupted according to a defined coding system for each signal transmitted, usually a digit.
A registered jack (RJ) is a standardized telecommunication network interface for connecting voice and data equipment to a service provided by a local exchange carrier or long distance carrier.
A ribbon cable (also known as multi-wire planar cable) is a cable with many conducting wires running parallel to each other on the same flat plane.
A rotary dial is a component of a telephone or a telephone switchboard that implements a signaling technology in telecommunications known as pulse dialing.
A router is a networking device that forwards data packets between computer networks.
In telecommunications, RS-232, Recommended Standard 232 is a standard introduced in 1960 for serial communication transmission of data.
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.
A security alarm is a system designed to detect intrusion – unauthorized entry – into a building or other area.
A short circuit (sometimes abbreviated to short or s/c) is an electrical circuit that allows a current to travel along an unintended path with no or a very low electrical impedance.
Springer Science+Business Media or Springer, part of Springer Nature since 2015, is a global publishing company that publishes books, e-books and peer-reviewed journals in science, humanities, technical and medical (STM) publishing.
In telecommunications, structured cabling is building or campus cabling infrastructure that consists of a number of standardized smaller elements (hence structured) called subsystems.
The T-carrier is a member of the series of carrier systems developed by AT&T Bell Laboratories for digital transmission of multiplexed telephone calls.
TAE (Telekommunikations-Anschluss-Einheit or telecommunications connection unit) is the German standard for telephone plugs and sockets.
TE Connectivity is a technology company that designs and manufactures connectivity and sensor products for harsh environments in a variety of industries, such as automotive, industrial equipment, data communication systems, aerospace, defense, medical, oil and gas, consumer electronics, energy and subsea communications.
A telephone, or phone, is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be heard directly.
A telephone plug is a type of connector used to connect a telephone set to the telephone wiring inside a building, establishing a connection to a telephone network.
Telephony is the field of technology involving the development, application, and deployment of telecommunication services for the purpose of electronic transmission of voice, fax, or data, between distant parties.
TERA is a shielded twisted pair connector for use with Category 7 twisted-pair data cables, developed by The Siemon Company and standardised in 2003 by the International Electrotechnical Commission with the reference IEC 61076-3-104.
The Siemon Company, which opened in 1903, designs and manufactures IT infrastructure solutions and services for Data Centers, Local Area Networks (LANs) and Intelligent Buildings.
ANSI/TIA-568 is a set of telecommunications standards from the Telecommunications Industry Association (TIA).
Tinsel wire is a type of electrical wire used for applications that require high mechanical flexibility but low current-carrying capacity.
Tip and ring are the names of the two conductors or sides of a telephone line.
A transformer is a static electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
The Trimline telephone is a series of telephones produced by Western Electric, the manufacturing unit of the Bell System, and first introduced in 1965.
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.
An uninterruptible power supply or uninterruptible power source (UPS) is an electrical apparatus that provides emergency power to a load when the input power source or mains power fails.
The 25-pair color code, originally known as even-count color code, is a color code used to identify individual conductors in twisted-pair wiring for telecommunications.
10P10C, 4P4C, 6P2C, 6P4C, 6P6C, 8 Position 8 Contact, 8P2C, 8P8C, 8P8C modular connector, 8p8c modular connector, Modular jack, Modular plug, RJ-10, RJ-50, RJ10, RJ22, RJ45 (computers), RJ50, RJ9, Snagless.