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Articles, tagged with "timing reference", page 1


19th March 2012

Improving System Performance and Frequency Stability with New VCXOs

Oscillators provide a consistent and stable timing reference for an electronic system or for a module(s) within the system. In some applications, the output frequency of the oscillator needs to be adjusted after the system is in operation. System designer...

06th January 2011

NTP Server Static GPS Antenna Methods

The Global positioning Program (GPS) is frequently applied by computer devices, these as NTP Server methods, to present an precise timing reference for time critical purposes. This report offers an overview of GPS for timing purposes and describes the dev...

30th March 2010

Onkyo DX7555 Audiophile Single Disc CD Player

* Plays audio CDs, MP3 CDs, CD-R/CD-RWs / Vector Linear Shaping Circuitry (VLSC) / Super precision clock. Selectable control for digital filter * Massive power transformer / Wolfson 192 kHz/24-bit DAC / Direct Digital Path / 2 digital outputs (optical/c...

20th October 2009

How To Sync A Network Using NTP

PC's maintain time using internal real-time clock chips. These are relatively low cost devices that do not keep very good time. They can drift by seconds or even minutes each day. This can cause real headaches when events need to be ordered across a numbe...

09th August 2009

How to Configure your Linux NTP Server

Network Time Protocol (NTP) provides algorithms and defines messages for the synchronisation of time clients to an accurate time reference. This article discusses how to configure a Linux NTP Time Server to synchronise time with an Internet based public N...

16th June 2009

Why satellite navigation is useful

Satellite navigation, which is most commonly referred to as GPS or Global Positioning System is one of the most dynamic ways to navigate to virtually any location in the world. If you have been considering whether or not you want satellite navigation or G...

08th January 2009

Why Does My Organisation Need a NTP Time Server?

NTP is an acronym for Network Time Protocol. NTP is used throughout the computing industry to maintain synchronisation of computers and network infrastructure to an accurate time reference, or NTP Time Server. This article attempts to clearly and simply d...

02nd October 2008

Network Time Server Faq

What is a network time server? A network time server is a hardware device that utilises a single time source and distributes it amongst a network to ensure all computers and devices are telling the same time. What is NTP? Network Time Protocol ...

25th September 2008

NTP Server Reference Clocks: What's Best Radio or GPS ?

A NTP Server is a network device that provides network servers and other network infrastructure with an accurate timing reference. A NTP Server obtains precise time from an external time source, such as radio time and frequency broadcasts or GPS. This art...

24th September 2008

Network Time Server – Choosing your Time Reference

There are hundreds of internet based timing sources that allow computers running NTP to synchronise to a UTC time - however, there are several drawbacks in relying on the Internet for a timing reference: Security is paramount for most computer network...

23rd September 2008

NTP Server - Receiving a Time Source

A NTP Server connects to a computer network with the purpose of synchronising all computers, routers and other devices to the exact same time. NTP servers use Network Time Protocol to adjust the drift of different machines to match the reference time. ...

23rd July 2008

Using National Time and Frequency Signals as a NTP Timing Reference

The importance of an authenticated timing reference to synchronise a computer network to, cannot be stressed highly enough. While there are hundreds and quite possibly thousands of internet based timing sources these can't be authenticated leaving a sy...

22nd July 2008

Using MSF as a Timing Reference for NTP Servers

Atomic clocks are incredibly expensive and generally they are normally only to be found in large scale physics laboratories such as MIT (Massachusetts Institute of Technology), NIST (National Institute of Standards and Technology (Colorado) or the Nationa...

18th July 2008

Using WWVB as a Timing Reference for NTP Servers

Atomic clocks are incredibly expensive and generally they are normally only to be found in large scale physics laboratories such as MIT (Massachusetts Institute of Technology), NIST (National Institute of Standards and Technology (Colorado) or the Nationa...

17th July 2008

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...

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