Telecom Option Cards; T1/E1 Out [1204-09, -0A] - Spectracom SecureSync 1200 User Reference Manual

APPENDIX
Code Tone Freq. Code Tone Freq. Code Tone Freq.
YB 88.5
ZZ 91.5
ZA 94.8
ZB 97.4
1Z 100.0
1A 103.5
Table 5-13:
9.6 kHz, 18.0 kHz, 64.0 kHz 50% ±2%
17 2/3 Hz
26 2/3 Hz
33 1/3 Hz
Table 5-14:
Output Duty Cycle
1PPS
5.2.4

Telecom Option Cards

This section contains technical information and Web UI procedures relevant to SecureSync
option cards commonly used in the telecommunications industry.
5.2.4.1

T1/E1 Out [1204-09, -0A]

The E1/T1 option card provide 1.544 MHz or 2.048 MHz and E1 or T1 data outputs for the
SecureSync platform. SecureSync meets G.812 Type I when installed with a Rubidium option,
and G.811 when installed with a Rubidium option and synchronized with GNSS.
388
4A 141.3
4B 146.2
5Z 151.4
5A 156.7
5B 162.2
6Z 167.9
Data Clock Signals
Output
888 microsecond pulse width
25% low, 75% high
208 microsecond pulse width
1PPS Duty Cycle
20% ±5%
Note: Rubidium oscillators are recommended for the E1/T1 option card.
M4 225.7
9Z 229.1
M5 233.6
M6 241.8
M7 250.3
0Z 254.1
Duty Cycle
SecureSync User Reference Guide