+A **clock signal** is a [timing pulse](/wiki/pulse) that oscillates between high and low states, acting as the fundamental heartbeat for most [digital](/wiki/digital) circuits. It synchronizes the operations of various components, ensuring all actions occur in precise order and at predictable intervals.
+## See also
+- [Frequency](/wiki/frequency)
+- [Oscillator](/wiki/oscillator)
+- [Circuit](/wiki/circuit)
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