NV8500 family Digital Routers • User’s Guide 123
A. Glossary
3Gig The combination of SD, HD and 3.0 Gb/s video signals. Rates 270, 1,483, 1,485, 2,996, 2,970 Mb/s up
to 3.0
Gb/s.
AC Alternating Current.
CE Conformité Européenne. European health and safety product label.
dBu Unit of audio level where 0
dBu is 0.775 V rms.
DC Direct Current.
EIA Electronic Industries Alliance. A trade organization for electronics manufacturers in the United
States. The organization helps develop standards on electronic components, consumer electronics,
electronic information, telecommunications, and Internet security.
ESD Electrostatic discharge.
HD High Definition (HD-SDI). Video signal rates: SMPTE 259M at
1.483 and 1.485 Gb/s.
IEC International Electrotechnical Commission. An international standards organization dealing with
electrical, electronic and related technologies.
IEEE Institute of Electrical & Electronics Engineers. An international non-profit, professional organiza-
tion for the advancement of technology related to electricity.
IMD Inter-modulation distortion.
I/O Input/Output.
LAN Local Area Network.
LC Small form factor connector for optic signals.
LED Light Emitting Diode.
RU Rack Unit. A standard measure or size for frames (1.75 inches).
SD Standard Definition (SD-SDI). Video signal rates: SMPTE 259M at 143, 177, 270 and 360
Mb/s
and SMPTE 344M at 540
Mb/s.
SMPTE Society of Motion Picture and Television Engineers. www.smpte.org. An international professional
association, based in the United States of America, of engineers working in the motion imaging
industries.
UL Underwriters Laboratory Incorporated. Develops standards and test procedures for materials, com-
ponents, assemblies, tools, equipment and procedures, chiefly dealing with product safety and util-
ity.
UniConfig Application that configures routers.
V Volts.
VAC Volts, Alternating Current.
VDC Volts, Direct Current.
WECO Connector for AES asynchronous balanced signals. WECO output connectors have 5 pins. Each
connector handles two outputs (two negative pins and two positive pins) that share a middle pin for
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