1984 - sky channel satelitte tv and bidding wars for coverage of key sporting events.
1998 - digital statellite TV (DST) was introducedd with 200 channel service, internet and fully interactivity within two years
TV becomes a multimedia station
digital terrestrial television (DTT) has been heralded the future of television.
new advances include; remote control, plasma screens, surround sound etc
DTT - ITV digital, Freeview - picked up by set-top box
DST - SkyDigital, signals are recieved by satellite dish
DCT - Telewest, NTL - fibre optic cacling connected to subscriber television texts.
narrowcasting - opposite to broadcasting.
-specialist channels
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