Freeview is simply what it says FREE TV that will replace the 5 current analogue TV channels after the digital switchover On June 30th 2011 (East Anglia)
You can currently get Freeview through your existing aerial but may need to upgrade to a High Gain Wideband Aerial to recieve all available channels after the switchover.
In order to recieve Freeview you will need a TV with Freeview Built in (intergrated Digital) or a Digital set top box which is easily connected to your existing tv

Freesat is the equivelent of freeview but through a satellite dish instead of your existing TV aerial and was set up by thye BBC and ITV to ensure that 98 percent of the population can access the best of free digital TV in areas where the freeview signal can not be recieved
Freesat requires NO monthly subscription, charges or contract to receive over 140 FREE channels
All that is required is the installation of a new Freesat digital satellite system, which is a 'one-off' cost'.
D.A.B Digital can supply and/or install Freesat SD, Freesat HD and Freesat HD Recordable satellite systems. Be sure to contact us for information and advice on which Freesat digital satellite receiver is suited to your requirements.

Sky Digital is a Pay per View service that you get through a satellite dish. The Channels you will receive basically depends upon which package you choose to subcribe to
Sky+ - This is a TV recorder and a digital receiver all in one. This allows you to record two programmes simultaneously, pause an rewind live TV, at the touch of a single button you can record a selected series and you are also able to store 40 hours of programming.
Sky also offer a HD service. You will need to get an HD ready television plus a sky+ HD box. In order to get HD viewing, you must have HD Mix. (£10 a month extra) For a full list of Sky Channels and subscription costs please click on the Sky Logo
D.A.B Digital offer a full installation and repair Service for Sky Digital.
Please call to discuss your requirements.

BT Vision is on-demand digital TV for BT Total Broadband customers,
It provides digital terrestrial television (Freeview) channels through your existing aerial using a BT Vision Set Top Box and also offers thousands of shows to watch on demand, including sports TV, kids' TV, music videos, films and more all ad-free and ready to start the second you press play, so you set your own TV schedule. As with freeview You may need to upgrade your exising aerial to a High Gain Wideband to to recieve all available channels after the switchover

Freeview HD will offer free HD Channels that will be run alongside Freeview To get Freeview's high definition channels, you'll first need to wait until they're available in your area. In some cases this may not be until 2012. As with Freeview, Freeview HD will be received via a TV aerial.If you have an HD TV set with a built-in Freeview receiver, this will NOT be able to receive Freeview HD.
You will need to buy a Freeview HD set-top box (with DVB-T2) and connect it to your existing HD TV set. or purchase a TV with Freeview HD built in.

FreesatHD is the same as freesat but also offers free High Definition Channels.
High Definition provides up to 5 times greater digital picture quality than standard definition, with more vibrant colours and much finer detail. You will also benefit from improved audio, with some programmes being available in Dolby Digital Surround Sound.
Providing you have a HD compatible television, and a HD Freesat receiver or a television with Freesat HD Built in you will benefit from the Freesat channel line up in glorious High Definition, providing greater, sharper and much more detailed pictures and vibrant colours.
D.A.B Digital can supply and/or install Freesat HD and Freesat HD Recordable satellite systems. Be sure to contact us for information and advice on which Freesat digital satellite receiver is suited to your requirements.