The only timepieces were noiseless electronic clocks of Tom's own design.
This idea is used in an electronic clock or watch to produce the 1 second pulses for the display.
At the Eiffel Tower, an electronic clock has been counting down the last days of the century for two and a half years.
All defects were noted, to be posted later on the giant electronic clock.
Another man in another place looked at the electronic clock that sat next to the television on his desk and did some simple arithmetic.
They are also used as backup power to keep the time in certain electronic clocks.
The only sound was the nearly inaudible purr of the electronic digital clock on the nightstand.
In the shadowy kitchen, the luminous green display of the electronic clock on the stove read 4,10.
He watched the minutes tick off on the electronic clocks at each end of the rink.
An electronic clock on the platform tells you precisely when the last train left.