logos
1984–1986 1989–1992 1992–1995 1995–2002 2002–2006
1984–1986 1989–1992 1992–1995 1995–2002 2002–2006
2006–2008 2008–2012 2012–2024, 2024–present 2024–present
2006–2008 2008–2012 2012–2024, 2024–present 2024–present

KDTU

1984–1986

KDTU

On December 31, 1984, KDTU signed on the air as an independent station owned by the Diocese of Tucson.

1986-1989

KDTU Station ID 1987

KTTU (-TV)

1989–1992

KTTU logo

On April 10, 1989, KDTU changed its call letters to the current KTTU, to separate the station from the Diocese of Tucson.

Logopedia InfoWhite SVG NEEDED

1992–1995

KTTU ID 1992
Logopedia InfoWhite SVG NEEDED

1995–2002

KTTU UPN 18 1995

2002–2006

Slice1upn
Logopedia InfoWhite SVG NEEDED

2006–2008

KTTU 2008
Logopedia InfoWhite SVG NEEDED

2008–2012

KTTU 2006
Logopedia InfoWhite SVG NEEDED

2012–2024, 2024–present

980185C0-28E0-48FA-A372-3D9571D58985-84176-00000D068A454A7A

2024-present

KTTU 2024