Search results
Results From The WOW.Com Content Network
Digital clock. Basic digital alarm clock without a radio. The mark in the top-left of the display indicates that the time is 4:00pm (16:00), not 4:00am. A digital clock displays the time digitally (i.e. in numerals or other symbols), as opposed to an analogue clock . Digital clocks are often associated with electronic drives, but the "digital ...
Striking clock. The Elizabeth Tower of the Palace of Westminster in London, commonly referred to as Big Ben, is a famous striking clock. A striking clock is a clock that sounds the hours audibly on a bell, gong, or other audible device. In 12-hour striking, used most commonly in striking clocks today, the clock strikes once at 1:00 am, twice at ...
Alarm clock. An alarm clock or alarm is a clock that is designed to alert an individual or group of people at a specified time. The primary function of these clocks is to awaken people from their night's sleep or short naps; they can sometimes be used for other reminders as well. Most alarm clocks make sounds; some make light or vibration.
The Open All Hours pilot was the first episode of Ronnie Barker's 1973 comedy anthology series, Seven of One. It was one of two episodes that the BBC developed into a series; the other, "Prisoner and Escort", became the BBC1 sitcom Porridge, which premiered in 1974. The first series of Open All Hours began on BBC2 in 1976.
From January 2008 to December 2012, if you bought shares in companies when Hugh B. Price joined the board, and sold them when he left, you would have a -16.9 percent return on your investment, compared to a -2.8 percent return from the S&P 500.
Flip clock. A flip clock (also known as a "flap clock") is an electromechanical, digital time keeping device with the time indicated by numbers that are sequentially revealed by a split-flap display. The study, collection and repair of flip clocks is termed horopalettology (from horology - the study and measurement of time and palette - and the ...
The end of danger is signaled by a 1-minute continuous tone. Warning sirens are tested on the first Monday of every month at noon. The testing alarm is shorter than the general alarm (only lasting for 7 or 14 seconds) and may be a flat tone. The system commonly uses Teho-Ulvo sirens, which are electronic and are powered by horn loudspeaker arrays.
The Shortt–Synchronome clock, an electrical driven pendulum clock designed in 1921, was the first clock to be a more accurate timekeeper than the Earth itself. [167] A succession of innovations and discoveries led to the invention of the modern quartz timer. The vacuum tube oscillator was invented in 1912. [168]