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A comprehensive listings of application notes, white papers and product data sheets! Access critical product and industry information. Click Here.
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An industry neutral forum designed as a free educational resource for network engineers. Learn More.
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SymmTime 2008 Now Available! Download a free, convenient multi-zone desktop time utility that automatically synchronizes your system clock to any accessible NTP server. Click Here.
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Products > Primary Reference Sources
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Primary Reference Sources |
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Primary Reference Sources, also known as "master clocks," provide the highest level of time and/or frequency accuracy for telecom networking as required by international standards. All clocks in a synchronization network must be referenced, or traceable, to a PRS. This can be achieved in a variety of ways to meet unique network requirements.
When PRSs were expensive, the most economical solution was to use a single PRS as the sole master clock and distribute its signal across the network. However, advances in GPS and atomic clock technologies have made providing precision time and frequency within the network more widely available. Read More.
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