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The Time from NPL is a radio signal broadcast from the Anthorn Radio Station near Anthorn, Cumbria, which serves as the United Kingdom's national time reference. [1] The time signal is derived from three atomic clocks installed at the transmitter site, and is based on time standards maintained by the UK's National Physical Laboratory (NPL) in Teddington. [2]
On other stations, the pips are generated locally from a GPS-synchronised clock. The broadcast pips usefulness for time calibration is diminished by the time lags involved in digital broadcasting. The BBC compensates for the time delay in both broadcasting and receiving equipment, as well as the time for the actual transmission.
An FM/AM digital clock radio with a cube dimension of 4.5 inches all around. It was Probably an older generation of CXW family digital radio with more improved features like DREAM BAR on the top panel and a 9-volt battery backup at the bottom panel like C317. It must be the first model in the CXW family with the backup battery feature since it ...
1 WikiProject Time assessment rating comment. 1 comment. ... 7 Relative accuracy of cheap radio clocks during periods of non-reception. ... 9 UK signal. 2 comments ...
The Bundy clock (see image) was used by Birmingham City Transport to ensure that bus drivers did not depart from outlying termini before the due time; now preserved at Walsall Arboretum. In 1909, Halbert P. Gillette explained about the state of the art around time clocks in those days: IBM time clock. Time clocks.
A mid-1940s alarm clock radio with AM radio stations only A typical 1980s clock radio featuring a digital clock/alarm and an analogue FM/MW/LW receiver. A clock radio is an alarm clock and radio receiver integrated in one device. [18] The clock may turn on the radio at a designated time to wake the user, and usually includes a buzzer alarm.
Date/Time Thumbnail Dimensions User Comment; current: 20:42, 30 September 2005: 2,500 × 2,683 (1.19 MB) Tysto: Digital clock of a premium design. This clock uses digital tuning, and offers various white noise sounds.<br> Photo shot by Derek Jensen , 2005-September-30 Category:Clocks [[Category:Tysto-g
A speaking clock or talking clock is a live or recorded human voice service, usually accessed by telephone, that gives the correct time. The first telephone speaking clock service was introduced in France, in association with the Paris Observatory, on 14 February 1933. [1] The format of the service is similar to that of radio time signal services.