Travel Back In Time And Name These Objects From The 1970s!

Before 24-hour TV, stations signed off with color bars and what?

Retry Correct Incorrect TV Test Patterns and color bars were how TV stations ended a day of broadcasting. As inconceivable as it sounds, stations did not stay on the air all day.

Next

Canva.com

Canva.com

Before 24-hour TV, stations signed off with color bars and what?

• Sirens
• TV Test Patterns
• The U.S. National Anthem
• Trumpets