Posted in hardware Tagged analog, hardware, pattern generator, pilips, pt8631, television, test pattern, tv ← These 3D Printed Biocatalytic Fibers Scrub Carbon Dioxide ...

You might have seen images of old TVs with a series of colorful bars, called a test pattern. What were these for, and are ...

Night creatures and insomniacs of a bygone era may fondly recall a TV test pattern appearing once [Jack Parr] or [Steve Allen] had had their say and the local TV station’s regular broadcast day ...

The patterns were really calibration tools for engineers, helping the TV technicians adjust the quality of the transmission and you at home could adjust your rabbit ears.

A real grand-daddy of TV, Sarnoff Corp., will be showing off some new digital test patterns at the National Association of Broadcasters (NAB) show next week.