Cisco Continuum DVP eXtra Dense QAM Array (XDQA) for VoD Delivery Data Sheet

 

2

 

 

GbE Input Interface 
Number of inputs 

1+1 (for redundancy) 

Connector 

Optical/electrical Small Form Factor Pluggable (SFP) 

(2)

 

Interface type 

Gigabit Ethernet according to IEEE 802.3ab (Electrical) 
or IEEE 802.3z (Optical) 

Data rate 

960 Mbps 

Syntax 

VBR and CBR MPEG SPTS and MPTS on UDP (RFC-768) 

RF Outputs 
Number of outputs 

Max. 12 x 1 (each with 2 adjacent QAM channels) 

Connector F-type, 

75 

Ω 

Frequency  

Range 
Step size  
Stability 
Accuracy 

 
Channel edges between 45 and 1000 MHz (tunable) 
25 kHz 
± 3 ppm 
± 3 ppm 

Channel Bandwidth  

6, 7 or 8 MHz depending on QAM transmission standard 

Level  

Range 
Stability 
Accuracy 

 
45 to 55 dBmV RMS per QAM Channel in 0.5 dB steps 
± 1 dB 
± 1 dB  

Active channel Return Loss (typical) 

14 dB (45-750 MHz) 
13 dB (750-870 MHz) 
12 dB (870-1000 MHz) 

Inter-channel carrier suppression 

50 dBc 

Management Interface 
Interface type 

Ethernet 10/100 Base-T 

Connector RJ-45 
Protocols 

HTTP, SNMP, HTML, JAVA, FTP 

Signal Specifications 
Channel encoding  

Scrambling, Reed-Solomon, Trellis and Interleaving 
according to ITU-T Annex A, B or C 

MER (before equalizer) 

≥ 35 dB (at RF) 

MER (after equalizer) 

≥ 43 dB (at RF) 

BER (256 QAM) 

≤ 5.10

-9

 (ITU-A/C pre FEC) 

≤ 1.10

-13

 (ITU-B pre FEC / post trellis) 

QAM constellations 

64 & 256 QAM 

Environmental Specifications 
Operating temperature 

+32°F to +122°F (0° to +50°C) 

Storage temperature 

-40°F to +158°F (-40° to +70°C) 

Altitude 

-200 to +10000 feet AMSL 

Operating humidity 

5% to 95%, non-condensing 

Power supply (nominal) 

100 to 240 V AC or -48 V DC 

Normal service voltage range 

90 to 254 V AC or -38 to -58 V DC 

Power consumption (fully loaded) 

< 230 W 

Chassis Mechanical Specifications 
Height 

1.75 in. / 44.45 mm (1 RU) 

Width 

19 in. / 482.6 mm 

Depth 

21.0 in. / 533.4 mm 

Weight 

16.5 lbs / 7.48 kg 

 

(2) SFP Module not included