Spectracom SecureSync 1200 - 5.2.4 Telecom Option Cards; 5.2.5 Time Code Option Cards; 5.2.5.1 IRIG Out [1204-15, -1 E, -22]; 5.2.5.2 IRIG In;Out [1204-05, -27]

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Code Tone Freq. Code Tone Freq. Code Tone Freq.

YB 88.5 4A 141.3 M4 225.7

ZZ 91.5 4B 146.2 9Z 229.1

ZA 94.8 5Z 151.4 M5 233.6

ZB 97.4 5A 156.7 M6 241.8

1Z 100.0 5B 162.2 M7 250.3

1A 103.5 6Z 167.9 0Z 254.1

Table 5-13:

Data Clock Signals

Output Duty Cycle

9.6 kHz, 18.0 kHz, 64.0 kHz 50% ±2%

17 2/3 Hz 888 microsecond pulse width

26 2/3 Hz 25% low, 75% high

33 1/3 Hz 208 microsecond pulse width

Table 5-14:

1PPS Duty Cycle

Output Duty Cycle

1PPS 20% ±5%

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.

Note: Rubidium oscillators are recommended for the E1/T1 option card.

388 SecureSync User Reference Guide

APPENDIX