electronic clock
31Electric clock — Clock Clock (kl[o^]k), n. [AS. clucge bell; akin to D. klok clock, bell, G. glocke, Dan. klokke, Sw. klocka, Icel. klukka bell, LL. clocca, cloca (whence F. cloche); al perh. of Celtic origin; cf. Ir. & Gael. clog bell, clock, W. cloch bell. Cf.… …
32Ship's clock — Clock Clock (kl[o^]k), n. [AS. clucge bell; akin to D. klok clock, bell, G. glocke, Dan. klokke, Sw. klocka, Icel. klukka bell, LL. clocca, cloca (whence F. cloche); al perh. of Celtic origin; cf. Ir. & Gael. clog bell, clock, W. cloch bell. Cf.… …
33Sidereal clock — Clock Clock (kl[o^]k), n. [AS. clucge bell; akin to D. klok clock, bell, G. glocke, Dan. klokke, Sw. klocka, Icel. klukka bell, LL. clocca, cloca (whence F. cloche); al perh. of Celtic origin; cf. Ir. & Gael. clog bell, clock, W. cloch bell. Cf.… …
34Atomic clock — Nuclear clock redirects here. For the clock as a measure for risk of catastrophic destruction, see Doomsday Clock. For a clock updated by radio signals (commonly but inaccurately called an atomic clock ), see Radio clock. For the album by Zion I …
35Time clock — Early 20th century time clock made by IBM. The face shows employee numbers which would be dialed up by employees entering and leaving the factory. The day and time of entry and exit was punched onto cards inside the box A time clock, sometimes… …
36Pendulum clock — A pendulum clock is a clock that uses a pendulum, a swinging weight, as its timekeeping element. From its invention in 1656 by Christiaan Huygens until the 1930s, the pendulum clock was the world s most accurate timekeeper, accounting for its… …
37Speaking clock — A speaking clock service is used by people who wish to know the correct and accurate time. Speaking clock services are most commonly accessed by telephone.The format of the service is somewhat similar to those in radio time signal services. Every …
38Slave clock — In telecommunication, a slave clock is a clock that is coordinated with a master clock. Slave clock coordination is usually achieved by phase locking the slave clock signal to a signal received from the master clock. To adjust for the transit… …
39Digital clock — Basic digital alarm clock without a radio. The mark in the top left of the display indicates that the time is 4:00pm, not 4:00am …
40Quartz clock — A quartz clock is a clock that uses an electronic oscillator that is regulated by a quartz crystal to keep time. This crystal oscillator creates a signal with very precise frequency, so that quartz clocks are at least an order of magnitude more… …
