Vintage TV Test Patterns
It’s hard to believe now, but television didn’t used to be a 24/7/365 affair. TV stations stopped broadcasting late at night and when they were off the air, they would commonly display a test pattern until programming resumed in the morning.
Used since the earliest TV broadcasts, test cards were originally physical cards at which a television camera was pointed, and such cards are still often used for calibration, alignment, and matching of cameras and camcorders.
From Wikimedia Commons and Present & Correct, here are some vintage test patterns:
As you might expect, the BBC test card with the girl and clown has both a backstory and a cult following.
One of the most-used test images was RCA’s “Indian-head” test pattern:
As this annotated version shows, each of the card’s elements had a specific testing purpose:
If you’re feeling extra nostalgic, here’s 36 minutes of vintage test patterns from all around the world:
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