A timecode is a sequence of numeric codes generated at regular intervals by a timing synchronization system. Timecode is used in video production, show control and other applications that require temp
Timecode reader/generator with character inserter
A time signal is a visible, audible, mechanical, or electronic signal used as a reference to determine the time of day.
Timecode
…Time formatting and storage bugs Time signal Timecode radio stations…
These automatic signal clocks were synchronized by telegraphy in 1905 before the widespread use of radio
A RBL 40-pounder Armstrong gun being fired as "the one o'clock gun" on Woolwich Common, circa 1905
The time ball on the roof of Greenwich Observatory, London