Saturday, February 25, 2012

Jacks and plugs

Jack frequently refers to a adapter generally with the changeable electrical acquaintance or socket, and is the "more fixed" adapter of a adapter pair. Bung frequently refers to a adaptable connector, generally (but not always) with the macho electrical acquaintance or pin, and is the adaptable (less fixed) adapter of a adapter pair.

Some adapter styles1 may accommodate both pin and atrium affiliation types.

A jack is appropriately declared as a adapter that is advised to be anchored on the apparent of a bulkhead or enclosure; "The anchored (more fixed) adapter of a alliance brace shall be appointed J or X"2 area J agency jack.3 Its counterpart, the "plug," is advised to attach to a wire, cable or disposable electrical assembly; "The adaptable (less fixed) adapter of a alliance brace shall be appointed P" 4 area P agency plug. This assemblage is currently authentic in ASME Y14.44-2008 which is the accepted actively maintained chase on to the aloof IEEE 200-1975; IEEE 200-1975 was acquired from the continued aloof MIL-STD-16 which dates aback at atomic to the 1950s which highlights the ancestry of this adapter allotment convention. IEEE 315-1975 works alongside ASME Y14.44-2008 to ascertain J, P and X references.

A bung is appropriately declared as a adapter that is advised to be absorbed to a wire, cable or disposable electrical assembly: "The adaptable (less fixed) adapter of a alliance brace shall be appointed P"5 area P agency plug6.

The appellation jack occurs in several accompanying terms:

The "registered jack" in RJ11, RJ45 and agnate connectors, and includes the modular jacks acclimated in avant-garde blast systems and computer arrangement interfaces (for example, "Ethernet jack").

The blast jack of chiral blast switchboards, which is the atrium applicable the aboriginal 1/4" blast plug. This open-frame, open-circuit accepts 1/4" address buzz plugs.

The 1/4" buzz jack accepted to abounding cyberbanking applications, either in a 2-conductor tip-sleeve (TS) or 3-conductor tip-ring-sleeve (TRS) configuration.

The RCA jack, aswell accepted as a "phono jack", accepted to customer electronics.

The EIAJ jack advised for customer accessories acute beneath than an 18.0 volt ability supply.

When the description includes a diameter, the appellation refers to the jack that matches the agnate bore of plug. For example:

6.35 mm or 1/4" jack

3.5 mm miniature jack

2.5 mm subminiature

A headphone (or earphone) jack is frequently one of the three accepted sizes of 3-conductor TRS jacks, but the appellation could accredit to any atrium acclimated for this purpose.

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