Television static comes from analog TV sets receiving no usable broadcast signal, where the tuner amplifies random electronic noise into both sound and picture. Before cable and digital streaming, viewers saw it daily when a channel ended broadcasting or an antenna was disconnected. The effect carried into film, horror and comedy as shorthand for haunted broadcasts, surveillance footage and broken recordings. Online it became a staple transition in edits, creepypasta videos and meme compilations, and it remains widely used because audiences instantly understand its meaning without any explanation.