Grass Valley NV8256-Plus v.1.2 - Manual (Page 75)

NV8256-Plus Digital Video Router • User’s Guide 65
7. Glossary
Chapter 7 is a glossary.
Glossary
3Gig The combination of SD, HD and 3.0 Gp/s video signals. Rates 270, 1,483, 1,485, 2,996, 2,970 Mb/s up
to 3.0 Gb/s.
AC Alternating current.
A/D Analog-to-digital conversion. In this manual, the digital signal is SD.
CE Conformité Européenne. European health and safety product label.
D/A Digital-to-analog conversion. In this manual, the digital signal is SD.
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.
LED Light-emitting diode.
RU Rack units. 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.