* [[Fahnestock clip]]s on early [[breadboard]] radio receivers.
* [[Euroblock]] "European-style terminal block" or "Phoenix connectors", screw terminal connectors used for audio and control signals
* Multi-conductor connectors:
** [[D-subminiature|DB25]] is for [[multi-track recording]] and other multi-channel audio, analog or digital
** [[DIN connector|DIN]] connectors and [[mini-DIN]] connectors
* [[DIN connector|DIN]] connectors and [[mini-DIN]] connectors * [[Euroblock]] "European-style terminal block" or "Phoenix connectors", screw terminal connectors used for audio and control signals
** [[RCA connector]]s, also known as ''phono'' connectors or ''phono plugs'', used for analog or digital audio or analog video
** [[Speakon connector]]s by [[Neutrik]] for [[loudspeaker]]s
** [[Phone connector (audio)|Phone connector]] also known as tip-ring-sleeve (TRS) or tip-sleeve plug, phone plug, jack plug, mini-jack, and mini-stereo. This includes the original 6.35mm (quarter inch) jack and the more recent and standard 3.5mm (miniature or 1/8 inch) and 2.5mm (subminiature) jacks, both mono and stereo (balanced) versions.<ref>{{cite web |url=http://www.monoprice.com/products/product.asp?c_id=102&cp_id=10218&cs_id=1021807&p_id=4637&seq=1&format=2 |title=2.5mm Audio Cables |archive-url=https://web.archive.org/web/20130926064343/http://www.monoprice.com/products/product.asp?c_id=102&cp_id=10218&cs_id=1021807&p_id=4637&seq=1&format=2 |archive-date=September 26, 2013}}</ref>
** [[XLR connector]]s, also known as ''Cannon plugs'', used for analog or digital [[balanced audio]] with a [[balanced line]].
* Digital audio interfaces and interconnects:
** [[ADAT]] interface (DB25)
* [[ADAT]] interface (DB25) * [[AES/EBU]] interface, normally with [[XLR connector]]
** [[S/PDIF]], either over electrical [[coaxial cable]] (with [[RCA jack]]s) or [[optical fiber]] ([[TOSLINK]]).
=== Phone connector ===
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