User guide

Technical Specification
Item Specification
Connector type
Small Formfactor Pluggable (SFP) transceiver socket
(INF-8074I – Rev 1.0) 2 x 4 port
Module types supported Fiber and electrical
This connector takes the form of a cage, with electrical connections, into which up to
8 pluggable adapters can be inserted. The adapter configures the interface to
accept specific fiber optic used in a system.
B.2.3 RF Output
The RF outputs have the physical specification shown in Table B.4.
Table B.4 RF Output Connector
Item Specification
Safety status SELV
Connector type F-type female, single-D
Connector designation RF n
Output impedance
75 Ω
The RF Output connectors conform to the RF performance requirements defined in
Table B.5.
Table B.5 RF Performance Specification
Parameter Requirement
Number of RF channels per RF output
socket
6 MHz: 1, 2, 3, 4 switchable
8 MHz: 1, 2, 3, 4 switchable
Modulation type 64QAM, 256QAM
Symbol rate
Annex A: User definable
Annex B 64QAM: 5.056941 Msym/s
Annex B 256QAM: 5.360537 Msym/s
BER < 10e-10
I/Q amplitude imbalance < 0.1 dB (i.e. <1%)
I/Q phase imbalance < 0.1 deg
Centre frequency range for any RF channel
57-867 MHz (57-999 MHz available when
1GHz licensed on unit)
Centre frequency step size 1 kHz (10kHz from GUI)
Centre frequency accuracy
< ±500 Hz over 0 to 50°C for up to 10 years
2/1553-FGC 101 1019 Uen A
B-5