Articles, tagged with "atomic clocks", page 5

Top Ten Facts About: Time

Time is one of the least understood aspects of our universe. We know it exists yet we have trouble grasping exactly what it is. Time can be viewed in two ways, it is a manmade concept used as a tool to describe to explain the sequence of events, comparing... Read >
Author: Richard N Williams

Keeping Time: Network Synchronisation

The worst part of a power cut is running around the house setting all the clocks and timers back to the correct time, it can take ages and you will always forget one, however, as long as you have a wrist watch it should be quite easy to get your clocks al... Read >
Author: Richard N Williams

Atomic Clocks: History and Development

Atomic clocks have been with us for over fifty years now and most people have heard of them and know they are very accurate, but how accurate are they and why do we need such accurate clocks? Atomic clocks are used by many of us even if we are not awa... Read >
Author: Richard N Williams

Technology and the Importance of Time

It is a question that has perplexed philosophers and scientists since the dawn of man, ‘what exactly is time?' and it has only been in our recent history that we have started to discover answers, thanks to Einstein and his work on special and general re... Read >
Author: Richard N Williams

Time Synchronisation with NTP

Network Time Protocol (NTP) is an Internet standard protocol designed over 25 years ago and still under constant development. NTP synchronises devises on a network to a single timing source. If time on a network is not synchronised when applications are c... Read >
Author: Richard N Williams

Galileo: an End to GPS Time Signal and Positioning Domination

Since the early 1990's the Global Positioning system (GPS) has been the worlds' only fully functioning Global Navigational Satellite System (GNSS). Run by the American military, GPS (sometimes referred to as NAVSTAR) has allowed accurate timing and locati... Read >
Author: Richard N Williams

Atomic Clocks and NTP Servers

This article explains the origins and workings of atomic clocks and how they are used to synchronise computer networks all over the world using NTP servers. In conventional electronic clocks time is kept by running an electrical current through an os... Read >
Author: Richard N Williams

Installing a Dedicated NTP GPS Time Server

NTP servers (Network Time Protocol) are devices that can synchronise a computer network to an authoritative UTC time source. UTC (Coordinated Universal Time) is a global time scale used throughout the world and provided by atomic clocks. NTP servers ca... Read >
Author: Richard N Williams

Configuring Windows XP as a NTP Network Time Server

Time synchronisation in modern computer networks is essential, all computers need to know the time as many applications, from sending an email to storing information are reliant on the PC knowing when the event took place. Microsoft Windows XP has a ti... Read >
Author: Richard N Williams

NTP - The Need for Accurate Time

Telling the time is incredibly important for our day to day lives. We need to know what time to get up for work, when to catch the bus and even when to go to bed to ensure we get enough shut eye. Generally for this type of timekeeping mechanical or dig... Read >
Author: Richard N Williams

Windows Time Server: Synchronising Your Network with NTP

Nearly all a computers activity involves time whether logging a timestamp for when a network was accessed to sending an email, knowing the time is crucial for computer applications. All computers have an on-board clock that provides time and date infor... Read >
Author: Richard N Williams

Time Wars: Confrontation in Time Keeping

Time is certainly a concept most of us take for granted, it passes us by and we only notice it when we catch a glimpse of a grey hair in the mirror or arrive late for that important meeting. Yet keeping track of the time has occupied mankind for millennia... Read >
Author: Richard N Williams

NTP: Accurate Network Time Synchronisation

All PC's and networking devices use clocks to maintain an internal system time. These clocks, called Real Time Clock chips (RTC) provide time and date information. The chips are battery backed so that even during power outages, they can maintain time. How... Read >
Author: Richard N Williams

Cuckoo Clocks to NTP Servers: Accuracy in Timekeeping

The clock in its form that we recognise today has been around since the middle of the fourteenth century. Before then, measuring the passage of time had always been a tricky affair with the movement of the sun being the only reliable method of time-tellin... Read >
Author: Richard N Williams

Telling the Time in a Global Economy – Benefits of a NTP Server

The world is becoming an ever smaller place. Modern technology means that it is just as easy to make a purchase from the other side of the world as it is buy something from our local high street. Everything from hotels and airline tickets to jewellery ... Read >
Author: Richard N Williams

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