DOC06501_Revision F
ATS-6501 Users Guide
67
Appendix A System Specifications
Environmental
Operating Temperature 0° - 50° C, 95% Humidity, non-condensing
Storage Temperature -20° - 70°, 95% Humidity, non-condensing
Physical
Size 17”W x 19”D x 1.75”H.
Weight 20 Lbs (9.1kg) - two power supplies & 4 plug-in modules.
10 MHz Input
Quantity 1
Connector Type BNC (F)
Input Power +10 dbm - +17 dbm
Input Impedance 50 Ω
Timing Performance
UTC(USNO) Offset (w/ GPS)
- Precise Calibration 15 ns RMS
- Coarse Calibration 100 ns RMS
Allan Deviation (Locked to GPS) 1s <5E-12
10s <5E-12
100s <5E-12
Frequency Accuracy 1e-11 @ one day
Holdover Accuracy, 10Mhz Output 5E-11/month
Ethernet Interface
Quantity 1
Connector RJ-45
Protocol TCP/IP
Speed 10/100 Base-T
Network Time Protocol (NTP) Server
- Stratum Level 0/Level 1 when locked to GPS
- Client Support ~100 client request per second
File Transfer Protocol
- Log Files User:ftp, Password: ftp
- Software Update User: ftp, Password: ftp
Ports
- Command Port 1700
- Debug Port 1800