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NTP100-OSCTime Server

6-Digit Clock Display

Masterclock's NTP100-GPS NTP Server
  • NTP output accuracy of ± 2 ms
  • Reference holdover with internal precision temperature compensated crystal oscillator (TCXO)
  • IPv4/IPv6 compatible
  • High-stability option with OCXO provides typical stability of 250ms/year
  • NTP unicast, multicast or broadcast modes
  • Assignable network configuration
  • Configuration via Telnet/SSH or included WinDiscovery
  • MD5 authentication
  • Time stamp precision/resolution of 5-10ms

NTP100-OSC Time Server

The NTP100-OSC NTP time server synchronizes to a TCXO (temperature-compensated internal oscillator) and sends NTP reference signals to NTP devices via Ethernet, maintaining an accuracy of ± 1min/year or <165ms per day. An optional OCXO increases stability to ± 250ms/year.

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NTP100-OCS Front

NTP100-OCS Back

Reference Documents

SpecificationsNTP100-OSC Time Server

  • After initial input of time, the NTP100-OSC will typically maintain accuracy of ± 1 min/year using standard internal precision TCXO temperature-compensated crystal oscillator
  • High-stability option with OCXO provides typical stability of 1 ppb/day (± 250ms/year)

  • NTP reference for query (Unicast), Multicast, or Broadcast mode - user definable

  • RJ45 ─ 10/100 MB
  • DC input ─ 2.1 mm male jack
  • RS-232 ─ 9 pin male
  • USB ─ for configuration via WinDiscovery

  • 6.44 x 4.06 x 1.44 in (16.35 x 10.32 x 3.65 cm)
  • 16 oz 453.6 g

  • Cover: black aluminum
  • Front/rear panel: Clear anodized aluminum

  • NTP unicast, multicast, or broadcast mode
  • NTP v2 (RFC 1119) Support
  • NTP v3 (RFC 1306) Support
  • NTP v4 (RFC 5905) Support
  • DHCPv4, DHCPv6 for automatic acquisition of network address, name servers, and timeserver configuration
  • Telnet/SSH communication
  • IPv4/IPv6 compatible
  • SNMP with custom MIB

  • Provides dynamic configuration for networking parameters
  • Network discovery tool provides automatic discovery of NTP devices attached to network without changing PC’s networking configuration
  • Configuration is saved to non-volatile memory and survives power losses
  • Authenticated network messages prevent unauthorized tampering of clock configuration

  • DC input (9-28 VDC)
  • Power consumption: <7.5W
  • Includes an external 24 VDC wall-mount power supply with locking DC plug, UL & CE listed
  • Supplied with your choice of US, Euro, British or AUS/NZ plug- others optionally available

  • Temperature: 0 to 60°C
  •    Humidity: Up to 90% (non-condensing)

  • CE Marked - Available for sale in EU
  • FCC, Part 15, Class B, emissions

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