Cisco Cisco D9887B HDTV Modular Receiver Guia Da Instalação
Quad Input DVB-S/DVB-S2 Receiver with LNB Power Option
78-4043743-01 Rev A
223
Quad Input DVB-S/DVB-S2 Receiver with LNB
Power Option
General –
Frequency Range:
950 MHz – 2150 MHz
Number of inputs:
4 (A, B, C and D)
Connector:
F-81 Type, Female (4)
Impedance:
75 Ohms
Return Loss:
> 9 dB
Separation:
> 50 dB adjacent, > 60 dB non-adjacent
RF frequency:
950 MHz to 2150 MHz in 100 kHz steps
Tuning:
Difference between Satellite frequency and LO
frequency
frequency
Satellite frequency:
950 – 14500 MHz
LO frequency:
0 – 12000 MHz, with presets of 0, 5150, 9750, 10600,
10750 and 11250 MHz
10750 and 11250 MHz
Packet size:
188 bytes
Transport Stream:
Up to 81 Mbps
Nyquist root filter roll-off factors:
.20, .25, .35
RF Input Level
-65 dBm to -25 dBm
Carrier Loop capture range ≤ 5
MSym/ssps:
MSym/ssps:
± 1.08 MHz
Carrier Loop capture range > 5
MSym/ssps:
MSym/ssps:
± 1.60 MHz
Input RF Spectrum
Normal/Inverted Auto Detect
LNB Power and 22 kHz Tone –
Settings (LNB voltage / tone):
0/off, 13/off, 13/on, 14/off, 14/on, 18/off, 18/on,
19/off, 19/on
19/off, 19/on
LNB Current:
> 450 mA DC
LNB voltage regulation:
± 4%
22 kHz Tone:
650 mV (± 250 mV) peak-peak
DVB-S –
Standard:
EN 300 421
FEC Code:
Conv. + Reed-Solomon