Cisco Continuum DVP Model D9640 Advanced Transmodulator (NTSC and PAL) Data Sheet
Quantum RF – QAM Modulator/Upconverter
3
Specifications (continued)
Signal Specifications
Channel encoding
According to ITU-T J.83 Annex A, B or C
EVM (before equalizer)
≤ 2 % RMS (at RF)
MER (after equalizer)
≥ 40 dB (at RF)
BER
≤ 5.10
-9
(pre FEC and @256 QAM)
Packet format
Auto detection: 188 / 204 byte
packets (non-channel encoded)
packets (non-channel encoded)
SNR
≥ 50 dB in band
Bandwidth
6 MHz or 7 to 8 MHz
QAM constellations
ITU-T Annex A and C: 16, 32, 64, 128, 128-alt and 256
ITU-T Annex B: 64 and 256
ITU-T Annex B: 64 and 256
Supported input bit rate
Up to 215 Mbit/s
Symbol rate
1 to 7 MSymbols/s (Annex A) and
1 to 5.5 MSymbols/s (Annex B & C)
1 to 5.5 MSymbols/s (Annex B & C)
PID range filtering
Selectable
NIT update
Selectable, Annex A & C only
Environmental Specifications
Operating temperature
+32°F 122°F (0 to 50°C)
Storage temperature
-4°F to +158°F (-20° to 70°C)
Power supply (nominal)
100 to 240 V AC
Power consumption (nominal)
< 30 W
Mechanical Specifications
Height
7.0 in. / 177 mm
Width
2.12 in. / 54 mm
Depth
17.9 in. / 455 mm
Weight
Approx. 4.41 lbs / 2.0 kg
Quantum RF sub rack
4 RU 19 inch rack capable of holding up to 8 Quantum RF modules