RTP RPMCarlton Canal 4/Logo History

== Channel 4 (Portugal) ==
=== 1989-1990 (pre-launch) ===
== RPM Channel 4 (Portugal) ==
=== 1990-1991 (pre-launch) ===
=== 1991 (pre-launch) ===
== RPM Channel 4 Carlton (Portugal) ==
=== 1991-1992 (pre-launch) ===
== RPMCarlton Canal 4 (Portugal) (first era) ==
=== 1993-1994 (pre-launch) ===
=== 1994-1996 ===
=== 1996-1998 ===
=== 1998-1999 ===
=== 1999-2002 ===
=== 2002-2003 ===
== Papermario137 Canal 4 (Portugal) ==
=== 2003 ===
=== 2003-2004 ===
=== 2004-2007 ===
=== 2007 ===
== RPMCarlton Canal 4 (Portugal) (second era) ==
=== 2007 ===
== RTP RPMCarlton Canal 4 ==
=== 2007-2022 ===
=== 2022-present ===