Documentation

The following is our entire collection of documentation, from white papers to product literature and more.

White Papers | Application Notes
Product Notes | Reports | Other Documents


Product Literature (User Manuals, Datasheets, etc)
Network Time Servers | Time & Frequency Standards | Distribution Chassis
Antenna Options & Installation Guides
Other Products | Discontinued Products



White Papers
Introduction to NTP
Precision Time Protocol (PTP/IEEE-1588)
Establishing Traceability to UTC
UTC Time Transfer for High-Frequency Trading Using IS-95 CDMA Base Station Transmissions and IEEE-1588 Precision Time Protocol, PTTI Meeting, Nov 2010
A New Class of Precision UTC and Frequency Reference, PTTI Meeting, Nov 2001
UTC Time and Frequency Dissemination via the IS-95 CDMA Mobile Telecommunications Infrastructure, PTTI Meeting, Nov 2000
 
 
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Application Notes
GPS Frequency Reference for Satellite Earth Stations
Frequency Distribution for Satellite Earth Stations
About Peering and Stratum 2
Best Practices to Secure Your Time Server
 
 
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Product Notes
Stratum 2 Configuration for Time Servers
Linux Time Zone Setup
 
 
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Reports
This is a report written by Victor Zhang at the National Institute of Standards and Technology about tests performed on our Meridian II Precision TimeBase:
   NIST Report
 
 
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Other Documents
Terms & Conditions of Sale
Third-party NTP documentation is available at:  http://www.ntp.org
 
 
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Network Time Servers
Time Server Product Features
   Product Features Chart
Sonoma D12 Network Time Server
   Datasheet (GPS)  or  Datasheet (CDMA)
   Oscillator Options Datasheet
   PTP/IEEE-1588 Option Datasheet
   User Manual (GPS)  or  User Manual (CDMA)
Sonoma N12 Network Time Server
   Datasheet (GPS)  or  Datasheet (CDMA)
   Oscillator Options Datasheet
   PTP/IEEE-1588 Option Datasheet
   User Manual (GPS)  or  User Manual (CDMA)
 
 
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Time & Frequency Standards
Meridian II Precision TimeBase
   Meridian II Datasheet
   All Options Datasheet
   Oscillator Options Datasheet
   Low Phase Noise Output Module Datasheet
   Real-Time Ionospheric Corrections Datasheet (RTIC)
   Telecom Clock Output Module Datasheet
   Meridian vs. Meridian II Comparison
   User Manual
Tycho II Precision TimeBase
   Tycho II Datasheet
   All Options Datasheet
   Oscillator Options Datasheet
   Low Phase Noise Output Module Datasheet
   Real-Time Ionospheric Corrections Datasheet (RTIC)
   Telecom Clock Output Module Datasheet
   User Manual
RTM3205 Time & Frequency Module
   RTM3205 Datasheet
   Oscillator Options Datasheet
   Real-Time Ionospheric Corrections Datasheet (RTIC)
   User Manual
 
 
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Distribution Chassis
FDC3300 Frequency Distribution Chassis
   Datasheet
   User Manual
FDC3302 High-Performance Frequency Distribution Chassis
   Datasheet
   User Manual
PDC3301 Pulse Distribution Chassis
   Datasheet
   User Manual
TDC3303 Time Code Distribution Chassis
   Datasheet
   User Manual
 
 
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Antenna Options & Installation Guides
AFL3430 Antenna Fiber Optic Link
   Datasheet
   User Manual
C-LNA2 CDMA Low-Noise Amplifier
   Datasheet
G-LNA2 GPS Low-Noise Amplifier
   Datasheet
Installation Guide: GPS Rooftop Antenna for Time Servers
Installation Guide: GPS Window-Mount Antenna for Time Servers
Installation Guide: GPS Rooftop Antenna for Time & Frequency Standards
Installation Guide: GPS Rooftop Antenna & Low-Noise-Amplifier (LNA)
 
 
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Other Products
Praecis II CDMA Timing Module
   Datasheet
   User Manual
 
 
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Discontinued Products
If you currently have a discontinued product do not worry - we provide FREE technical support by phone/email for as long as you own an EndRun product.
Meridian Precision GPS TimeBase
   Datasheet
   Options Datasheet
   User Manual
Meridian CDMA Frequency Reference
   Datasheet
   Options Datasheet
   User Manual
Tycho CDMA Frequency Reference
   Tycho Datasheet
   Options Datasheet
   User Manual
Tycho GPS Frequency Reference
   Datasheet
   Options Datasheet
   User Manual
RTM3204 GPS Timing Module
   Datasheet
   User Manual
Tempus LX Network Time Server (CDMA)
   Datasheet
   User Manual
   Paper: Precision Time Protocol (PTPv1) in Tempus LX
Tempus LX Network Time Server (GPS)
   Datasheet
   User Manual
   Paper: Precision Time Protocol (PTPv1) in Tempus LX
Unison Network Time Server (CDMA)
   Datasheet
   User Manual
Unison Network Time Server (GPS)
   Datasheet
   User Manual
Tempus Cntp NTP Server (CDMA) User Manual
Tempus Gntp NTP Server (GPS) User Manual
Praecis Cntp NTP Server (CDMA) User Manual
Praecis Gntp NTP Server (GPS) User Manual
Praecis Cfr Rackmount Time & Frequency Standard (CDMA) User Manual
Praecis Gfr Rackmount Time & Frequency Standard (GPS) User Manual
Praecis Ct Network Time Source User Manual
Praecis Cf Time & Frequency Standard User Manual
Praecis Ce Time & Frequency Engine User Manual
Praecis Cfr II Time & Frequency Reference User Manual
 
 
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