Digital Data Switch (Dds20) Configurations - Comtech EF Data Radyne RCS20 Installation And Operation Manual

RCS20 M:N Redundancy Switch
Introduction

1.3.2 Digital Data Switch (DDS20) Configurations

The DDS20 provides all of the data interconnections between the online and backup modems.
The DDS20 also provides buffering of terrestrial data signals to backup modulators allowing
'hot-standby' modes of operation. The DDS20 receives control and DC power through an
interconnecting cable from the RCU20. Terrestrial interface options for the DDS20 include the
following options:
•
Universal Interface:
•
ASI Interface:
•
G.703 Interface:
•
Ethernet:
The DDS20 is available in the following three configurations:
•
Universal DDS20
•
DDS20-ASI-M or DDS20-G.703-M (Modulator only)
•
DDS20-ASI-D or DDS20-G.703-D (Demodulator only)
RS-449, V.35, RS-232, IDR & IBS Alarms
BNC Female
Unbalanced T1, E1, T2, E2, T3, E3, STS-1
RJ45 - 10/100/1000 Base-T.
1–3
Rev. 14
MN-RCS20