Product specifications

1–1
Chapter 1. INTRODUCTION
1.1 Overview
Figure 1-1. CDD-880 L-Band Multi Receiver Router
The CDD-880 Multi Receiver Router (Figure 1-1)
supports from two through 12 independent
demodulators (expandable, by pairs, on a single card) in a single 1RU chassis. The CDD-880 is
intended to serve as a hub expansion utility device for Comtech EF Data’s Advanced VSAT
Series product offering.
CDD-880 features include:
• 2, 4, 6, 8, 10, or 12 fast acquisition demodulators/decoders, each supporting operation up
to 4.5 Msps
• Easy field upgradability, if shipped with less than 12 demodulators/decoders
• Programmable from 950 to 2150 MHz (L-Band)
• Comtech EF Data VersaFEC Forward Error Correction
• (FUTURE) GZip decompression
• (FUTURE) 1:1 Redundancy capability
• LNB Support – 10 MHz reference and LNB power
• As an IP-only packet processing device, it requires no direct implementation changes in
support of its multi-point RAN Optimization functionality
• With 12 demods all able to receive up to 15 Mb of compressed packets (30 Mb
uncompressed), the LAN interface can receive as much as 360 Mb of data