2 versions of an old-fashioned film countdown leader (color and desaturated sepia) with crackling audio.
4K Heart Monitor EKG Screens Pulse Trace
Radar Blip Screen, Digital (24fps)
Man is driving car through a parking lot and and beeps to pedestrians walking in a prohibited place
Universal Counting Leader-Red-Grey-White
Security System Puck and Keycard
yellow triangle Caution warning no honking allow Symbol Sign icon concept animation with alpha channel
Smiling female runner jogging on treadmill in cozy apartment to stay fit and monitor heart rhythm
Universal Counting Leader with geometric texture
Full vertical shot of African American female doctor in uniform sleeping on couch at home, alarm clock beeping on smartphone, woman waking and getting up to go to work
This is a montage of authentic film leader elements taken from old public domain films, followed by a SMPTE Universal Leader countdown, and ending with several seconds of dust and scratches. Includes audio. Credit: Library of Congress