Spectracom SecureSync User Manual

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.
Model 1204-09 E1/T1 (75 Ω): Specifications
Outputs:
(1) 1.544/2.048MHz Output
(2) Unbalanced E1/T1 Outputs
T1 mode:
1.544 MHz (square wave) frequency output
(2) 1.544 Mb/sec data rate outputs:
Outputs are DS1 framed all ones
Supports Super Frame (SF or D4) and Extended Super Frame (ESF)
SSM support
E1 mode:
2.048 MHz (square wave) frequency output
(2) 2.048 Mb/sec data rate outputs:
Outputs are E1 frame all ones
Supports CRC4 and CAS Multiframe
SSM support
Connector and Signal Type: BNC
1.544/2.048MHz TTL into 50Ω
T1 according to GR-499-CORE (75Ω)
E1 according to ITU-T G703 (75Ω)
Maximum Number of Cards: 6
Ordering Information: 1204-09: T1/E1 (75 Ω) module
404 SecureSync User Reference Guide
APPENDIX

Spectracom SecureSync Specifications

General

Model	SecureSync
Time Reference	GPS, GLONASS, BeiDou, Galileo, IRIG, NTP, PTP, 1PPS
Disciplines	GNSS, IRIG, PTP, NTP, SyncE
Inputs	GPS, GLONASS, BeiDou, Galileo, IRIG, NTP, PTP, 1PPS
Outputs	NTP, PTP, 1PPS, IRIG
Protocols	PTP, NTP, SNMP, SSH, HTTPS
Form Factor	1U Rack-mount
Redundancy	Optional redundant power supply
Security Features	Password protection, access control lists, SSH, HTTPS, SNMPv3, NTP authentication, PTP authentication
Power Supply	100-240 VAC, 50-60 Hz
Operating Temperature	0°C to +50°C
Dimensions	44.45 mm (H) x 482.6 mm (W)