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134 Glossary
E
Earth Ground
Conducting
connection to the earth for an electrical charge so that the electrical charge is at
zero potential with respect to earth.
Elevation
Up and down adjustments
of you dish. Technically,
the vertical angle that is measured
from
the horizon up to the satellite.
This information
helps you locate the satellite and point the
dish toward it.
F
F Connector
A special type of connector used commonly to terminate coaxial cable.
Feedhorn
The input of the LNB.
Collects and focuses satellite signals reflected by the dish.
FSS
Fixed Satellite Service.
G
Geostationary
Fixed orbit, approximately 22,300 miles above the earth's equator. Satellites parked in this
orbit travel at the same speed as the rotation of the earth.
Grounding
Block
Device that connects two coaxial cables and can be grounded to earth to prevent electrical
surges through the coaxial cables.
L
Ground Rod
Metal pole eight feet long driven into the ground to connect an electrical current to earth.
Ground Wire (or Conductor)
Wire connecting an electrical circuit to a ground rod.
LNB
Low Noise Block converter. Usually mounted at the focal point of the dish and used to
amplify and convert satellite signals into frequencies sent to the DSS tuner.
Latitude
The distance,
measured in degrees, between the location of the surface of the earth and the
equator.
Longitude
The distance, measured
in degrees, between a position on a the surface of the earth and the
prime meridian.
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