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PC or UPC ESCON: Enterprise Systems Connection Latch, integral shroud [1] — 2.5 mm IBM mainframe computers and peripherals F07 2.5 mm Japanese Industrial Standard (JIS) LAN, audio systems; for 200 μm fibers, simple field termination possible, mates with ST connectors F-3000 Latch, integral light- and dust-cap — 1.25 mm IEC 61754-20
Fiber optic pigtails are available in various types: Grouped by pigtail connector type, there are LC fiber optic pigtails, SC fiber pigtails and ST fiber pigtails, etc. By fiber type, there are single-mode fiber optic pigtail and multimode fiber optic pigtail. And by fiber count, 6 fibers, 12 fibers optic pigtails can be found in the market. [4]
A UPC inserted core cover is flat and is used in SARFT and early CATV. An APC connector's inserted core cover is oblique (about 30°, ±5°). [3] To reduce the back reflection of a connector, UPC polish is used. Industry standard is a maximum of −40 dB for PC back reflection measurement and −50 dB for UPC back reflection measurement.
A pigtail is similar to a patch cord and is the informal name given to a cable fitted with a connector at one end and bare wires (or bare fibre) at the other. In the context of copper cabling, these cables are sometimes referred to as blunt patch cords and the non-connectorized end ("the pigtail") is intended to be permanently attached to a ...
They are becoming less common, displaced by SC and LC connectors. [1] The FC connector has been standardized in TIA fiber optic connector intermateability standard EIA/TIA-604-4. [2] The FC connector was originally called a "Field Assembly Connector" by its inventors. [3] The name "FC" is an acronym for "ferrule connector" or "fiber channel". [4]
A UPC barcode. The Universal Product Code (UPC or UPC code) is a barcode symbology that is used worldwide for tracking trade items in stores.. The chosen symbology has bars (or spaces) of exactly 1, 2, 3, or 4 units wide each; each decimal digit to be encoded consists of two bars and two spaces chosen to have a total width of 7 units, in both an "even" and an "odd" parity form, which enables ...
A simple rat-tail splice. A rat-tail splice, also known as a twist splice or a pig-tail splice, is a basic electrical splice that can be done with both solid and stranded wire.
SC subcutaneous "SC" can be mistaken for "SL," meaning sublingual. See also SQ: sem. semen seed s.i.d. semel in die: once a day used exclusively in veterinary medicine sig. signa, signetur: write (write on the label) s̄ sine: without (usually written with a bar on top of the s) sing. singulorum: of each SL, s.l. sub lingua