Amplifier |
TV or Radio Signal amplifier/booster |
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Antenna |
Term for an aerial used in European/U.S. |
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Attenuator |
Reduces Signal Strength |
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Booster |
TV or Radio Signal amplifier/booster |
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CAI |
Confederation of Aerial Industries- represents manufacturers, installers & other interested parties. |
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CATV |
Community Aerial TV - covering a set neighbourhood/Town/City/County |
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Chimney Lashing Kit |
Used to secure an aerial to a chimney |
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Coax Coupler |
Used to join together 2 |
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Coax Plugs |
Coax plug Terminates coaxial cable for insertion to TV etc via a coax plug |
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Coaxial Cable |
Aerial lead to appliance |
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Cob |
Coaxial (aerial lead) outlet box, surface mounted within the room |
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Combiner |
Combines two or more aerial leads into one single aerial (coaxial) lead |
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DAB |
Digital audio broadcast |
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DAB Aerial |
Enhances DAB reception |
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DAB Radio |
Stereo Digital Radio Offeringa wide range of channels, as an alternative to FM. |
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Db |
Decibel - signal measurement |
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Digital Aerial |
Aerial/Antenna capable of receiving the new digital signal, providing more channels and enhanced services for the UK |
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Diplexer |
Combines two or more aerial leads into one single aerial (coaxial) lead |
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Dipole |
This element connects to the aerial downlead, receiving signals from the director and reflector elements. |
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Director Element |
Forward of the dipole, these are a series of tuned elements. |
Dish Pack |
The satellite dish or external part of a sky installation |
Distribution Amplifier |
When sending signals to two or more TV’s or Radio, this is the signal booster. |
Downlead |
This is the cable which connects the aerial or dish to TV, radio or set top box |
DTT |
Digital Terrestrial TV |
F Connector |
Terminates coaxial cable for insertion to appliance |
F Coupler |
Enables 2 f connectors to be joined |
Fascia Mount |
Used to mount an aerial to a soffit |
FM |
Stereo analogue radio reception, alternative to DAB, but cannot receive all radio signals |
FM Aerial |
Boosts FM radio reception |
Freesat |
New non subscription digital satellite system from BBC & ITV, featuring over 80 digital channels and estimated 200 by 2009. Broadcast in HD with no subscription required |
Freesat |
Sky Broadcasting subscription free package |
Freeview |
Digital Terrestrial TV, channels are provided by the UK’s mainstream broadcasters |
Ghosting |
Repeat image(s) on analogue TV sets, caused by a reflected signal |
Grid Aerial |
A TV aerial with 2 or more dipoles and a grid reflector |
Grouped Aerial |
A TV aerial that will receive a segment of UHF (terrestrial TV) channels |
High-Gain Aerial |
Multi-element aerial that utilises 32 elements, or more |
IRS |
Integrated Reception System: A system providing UHF, Sky and radio, wich also enables connection of individual Sky boxes |
LCD |
Liquid Crystal Display: A flat panel TV, alternative to plasma screens. |
LNB -Quad |
This is a dish mounted device, which converts Sky signals to send the reception through to multiple (2 - 4) Sky boxes via the Coaxial (Aerial) cable. |
LNB -Quattro |
This is a dish mounted device, which converts Sky signals to send the reception through to multiple switches |
LNB - Solo |
This is a dish mounted device, which converts Sky signals to send the reception through to a single Sky box via the Coaxial (Aerial) cable. |
Loft Mount |
Internal aerial mounting. |
Magic Eye |
Device which the Sky box can be controlled from another room. |
MATV |
Master Aerial TV: a UHF (terrestrial TV) reception distribution system |
Multiplexer- MUX |
This is where groups of freeview channels are broadcast on a single UHF channel. This is known as a multiplexer |
Multi- Switch |
One Sky dish receives the signal for multiple Sky boxes, usually used in apartment buildings & hotels. |
Outlet Plate |
Mounted to the backbox or Patras, this plate is flush to the mount. |
Pixellating |
Caused by a defective signal which produces a mosaic or frozen image on the screen. |
Plasma |
Flat Panel/Screen TV which is an alternative to LCD (Liquid Crystal Display) |
Polarity |
The UHF signal is transmitted on either horizontal or vertical polarities. |
Pre- Amplifier |
The signal booster is installed directly on the aerial, with a power supply unit which is required. |
PSU -Power Supply Unit |
This converts the mains voltage to 12v, and is used to energise the pre-amplifier via the downlead. |
Reflector Element |
Rear element of an aerial |
Set Back Amplifier |
Sits next to the TV and boosts TV reception signal. |
Set Top Box |
Sits on top of the TV set - usually a Sky box, Freeview box, DVD player or VCR |
Sky Digital |
Sky digital satellite system providing access to hundreds of digital channels and a vast range of pay to view movies, interactive services and radio stations |
Sky Freesat |
Sky digital system providing access to a range of Free To Air channels, no monthly subscription required |
Sky HD |
Sky HD brings a new home viewing experience, providing images in much greater detail and vibrant colours, complete with full recording facilities as Sky+. HD Compatible TV & Subscription required to take full advantage of a Sky HD system |
Sky+ |
Sky digital with recording facilities. Provides the viewer to control what they watch by pausing, rewinding and playing live TV! You can also record and watch 2 channels at the same time |
SMATV |
Satellite Master Aerial TV: Sky/UHF reception distribution system |
Splitter |
Splits signal to two or more TV’s |
Tetra |
Terrestrial Trunked Radio. Used by the Emergency Services. |
Tetra Filter |
Blocks interference from Tetra transmissions |
Top-Up TV |
Pay as you view Digital TV |
UHF |
Terrestrial TV reception |
VHF |
Redundant frequency bands 1, 2 & 3. Part of Band 3 is now used for DAB. |
Wall Bracket |
Secures an LCD or Plasma screen TV to the mounting surface. |
Wideband aerial |
A TV aerial used to receive UHF channels 21-68 |
Yagi |
A tv aerial that has a dipole, director and reflector elements |