The channels being RTP1, RTP2, SIC and TVI. RTP1 : Radiotelevisão Portuguesa (1957-2004), Rádio e Televisão de Portugal (2004-present) RTP2 : Radiotelevisão Portuguesa (1968-2004), Rádio e Televisão de Portugal (2004-present) SIC : A consortium of companies comprising of Sojornal, Granada Television, Impala, Expresso, Projornal, TV Globo and Silvio Berlusconi (1986-1991, prelaunch), a consortium of companies comprising of Controljornal, TSF, Rádio Comercial, Lusomundo, Expresso, Impala Editores and Globo (1991-1992, prelaunch), a consortium comprising of Impresa, TSF, Rádio Comercial, Impala Editores and Globo (1992-1996), a consortium comprising of Joe Berardo, Impresa, TSF, Rádio Comercial, Impala Editores and Globo (1996-1997), a consortium comprising of Joe Berardo, Impresa, TSF, Impala Editores and Globo (1997-2000), a consortium comprising of Impresa, Impala Editores and Globo (2000-2001), Impresa and Globo (2001-2002) and Impresa (2002-present) TVI : Portuguese Catholic Church a...