6 Features and Specifications by NSG Model
CHAPTER 1
Feature Description
Chassis 1-RU, mounts in Electronic Industries
Association (EIA) standard rack
2 x GbE input ports ■
Provide two redundant GbE channels, or
two independent ports receiving
simultaneously different feeds
■
Max. allowed PCR jitter 10 msec (peak to
peak)
■
Payload of up to 800 Mbps (up to 256
services)
■
Max. Ethernet traffic (payload + pass
through traffic) 1000 Mbps
16, 12 or 8 x QAM
modulators
■
QAM Mode:
■
DVB (Annex A): 8 MHz
■
ITU-T (Annex B J.83): 6 MHz
■
ITU-T (Annex-C - Japan), 6 MHz
■
QAM Constellations:
■
Annex-A: 16, 32, 64, 128, 256
■
Annex-B: 64,256
■
Annex-C: 16, 32, 64, 128, 256
Maximum output bit rate
■
DVB: 408 Mbps (51.2 Mbps x 16)
■
ITU-T: 310.4 Mbps (38.8 Mbps x 16)
8, 6 or 4x RF outputs
■
Each port carries two QAM channels,
combined and upconverted into two
adjacent RF channels
■
Connector: F-type
■
Recommended Cable: 75 Ohm, RG-6
■
QAM / RF Specifications:
■
see product specifications sheet
1 x ASI monitoring port ASI monitoring port can be configured to
output the same data as the RF output ports.
The ASI Port can be configured to monitor all
transports.
Front panel LEDs Power, alarm, 2 input status, and 16, 12 and 8
output status LEDs.
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