Televisión Nacional de Castilla

Televisión Nacional de Castilla (TNC, English: Television National of Castilla) is a public television broadcaster in Castilla.

1957-1965
TNC only started using an official logo in 1965.

1977-1994
In 1977, TNC started using a colored logo with the colors of the flag in order to start their color transmissions.

1994-2000
In 1994, TNC dropped the 'screen' logo in order to use a new circle-based logo.

2000-2009
On January 1st, 2000, TNC started using the screen again on their branding.