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NTS-4000 HQ OCXO (1U) model
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Professional Network Time Server (link)
NTP Network Time Server (STRATUM-1)
PTP Grand MASTER Clock & PRTC-A*
GNSS x1 receiver (std.)
GNSS x2 redundant receivers*
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Accuracy
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Internal 1PPS pulse < 5 ns
GNSS Receiver PPS < 5 ns
Max. 1PPS Jitter < 50 ps (picoseconds) RMS
PTP/(S)NTP < 25 ns (HW-timestampig FPGA)
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GNSS Receiver
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Build-in to NTS-antenna (link)
L1: GPS, GLONASS, GALILEO, BEIDOU (std.)
L2: GPS* (dual-band L1+L2)*
L5: GPS* (daul-band L1+L5)**
GPS Muli-path mitigation**
Anti-Jamming/Spoofing option**
Custom configurations*
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GNSS antenna
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Built-in to NTS-antenna (link)
Antenna auto gain (std.)
Amplifying cable signal (std.)
Overvoltage protectors (std.)
Mast & mounting accessories (std.)
Surge arrestors NTS-protect* (link)
Fiber version NTS-FO-01* (link)
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OSC holdover
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HQ OCXO extra feature (link)*
LOW-NOISE extra feature (link)*
LONW-NISE* & QH OCXO*
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LAN
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LAN1: 100Mbps w/ SW-stamping RJ45 (std.)
LAN2: 100Mbps w/ SW-stamping RJ45 (std.)
LAN2: 10GbE w/ SW-stamping SFP*
LAN3: 1GbE* w/ HW-stamping SFP*
LAN4: 1GbE* w/ HW-stamping RJ45*
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SYNC protocols
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NTP, SNTP, PTP IEEE1588, CHRONY*, IRIG-B
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NTP
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RFC5905, RFC1305, RFC5906, RFC5907, RFC5908, RFC5909, RFC1305, RFC1119, RFC1059, RFC958
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SNTP
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RFC4330, RFC2030, RFC1769, RFC1361
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PTP IEEE1588
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PTPd w/ SW-stamping LAN1-2 (std.)
PTP w/ HW-stamping LAN3-4 w/ profiles:*
Default Profile Telecom ITU-I G.8265.1 Telecom ITU-I G.8275.1 Telecom ITU-I G.8275.2 Telecom Sync-E G.8261 Power IEEE C37.238:2017 Power IEEE C37.238:2011 Power Utility IEC 61850-9-3
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Sync-E
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ITU-I G.8261* via EXPANDER, LAN3-4 only*
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Chrony
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100% Chrony client compatible (all versions)
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TIME/DAYTIME
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RFC867, RFC868
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PPS
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PPS-in, PPS-out (2x BNC 50 Ohm)
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10 MHz
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Output (BNC 50 Ohm)
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IRIG-B AM
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Analogue Modulation Bxxx
IRIG-in, IRIG-out (2x BNC 50 Ohm)
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IRIG-B DCLS
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Digital TTL
IRIG-in, IRIG-out (2x DSUB-9)
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I/O
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Front panel – RS232 DSUB9 (TTY)
Front panel – USB2.0 (firmware update)
Front panel – LAN2 RJ45 100/10 Mbps
Back panel – LAN2 SFP 10GbE*
Back panel – LAN3 SFP 1GbE*
Back panel – LAN4 RJ45 1GbE*
Back panel – RS485 RJ45 (ANT1)
Back panel – RS485 RJ45 (ANT2)
Back panel – PPS-in BNC (50 Ohm)
Back panel – PPS-out BNC (50 Ohm)
Back panel – 10 MHz BNC (50 Ohm)
Back panel – IRIG_B-in AM BNC (50 Ohm)
Back panel – IRIG_B-out AM BNC (50 Ohm)
Back panel – IRIG_B-in DCLS DSUB-9
Back panel – IRIG_B-out DCLS DSUB-9
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TCP/IP
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IPv4, IPv6, TCP, UDP
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MANAGEMENT
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HTTP, HTTPS, SSH, TELNET, SNMP v2 V3, RADIUS
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SECURITY
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Autokey, DSA, SSL, MD5, RSA
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SYSLOG
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yes
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MAX antenna distance
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0.7km[2300ft] UTP cat5+
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Dimentions
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484 x 300 x 44,4mm (rack”19 1U)
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Weight
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Netto 5kG / Brutto 6kG
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Box size
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520 x 380 x 250mm
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Temperature
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operational antenna external: -55C +80C
operational server in rack”19: 0C +60C
storage server and antenna: -55C +80C
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Power supply
|
110-230VAC, 120-370 VDC, 20-70 VDC, LAN1-LAN2 PoE
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Humidity
|
antenna up to 99%
server up to 95%
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MTBF
|
391000 hours
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