The Best TV Test Cards and Patterns of the 20th Century
Television test cards were elaborate, strange patterns and graphics used for visual calibration or for filling gaps and dead air in the early days of T.V. broadcasting. Often appearing for hours overnight when stations would “sign off”, they would have entered the cultural imagination as hypnotic oddities—likely untrusted and alien—but would come to fill a nostalgic void made up of colorful, wild, and geometric glowing shapes. What weird, luminous, and mesmerizing patterns do we use today to fill up our empty spaces?