clock frequency drift

free-pendulum clock (=Shortt clock)

’clock’method

18 o’clock statistic of the railway station

40 GHz clock recovery

absolute clock

access of synchronous clock

active high clock

active low clock

airborne clock

alarm clock

alarm clock movement

All optical clock extraction

all optical clock recovery

all round the clock

All-Optical Clock Recovery

all-optical packet clock extraction

all-optical packet clock recovery

all-optical synchronization clock extraction