Specifiche tecniche
Outbound Carrier
Standard: DVB-S
Carrier bit rate: 340Kbps - 62Mbps
Modulation: QPSK or 8PSK (optional)
Coding: Viterbi & Reed Solomon or Turbo (optional)
FEC rate: 1/2, 2/3, 3/4, 5/6, 7/8, 8/9
Inbound Carrier
Access Scheme: MF-TDMA
Bit rate: 60Kbps - 2Mbps
Supporting different bit rates for different work groups
Modulation: GMSK
Coding: Turbo coding FEC ~3/4, ~7/8
Outdoor Unit
Antenna size (typical):
Ku-Band: 0.55 m to 1.2 m C-Band: 1.8 m
Operating Temperature: -40 to +60 C
Humidity: Up to 100%
Transmitter ODU: 1W, 2W or 4W Ku-band, 2W or 5W C or Ext C band
LNB: Standard TVRO type
Indoor Unit
RF Input/Output Two F connectors, 75 Q female
Data Interface: Ethernet 100BaseT, RS-232
Operating Voltage: 72-250V AC or 12V DC or
-48V DC (rack mounted version only)
Power consumption: Less than 20W
Size: 300mm x 238mm x 88mm
or standard 2U by 19” for the rack mounted VSAT
Expansion Cards
Quad LAN: Ethernet 100 Base T Voice: 2W FXS 1,2 or 4 ports
Mesh Receiver
Expansion slots: 3
Max. Voice Interfaces: 12
multimedia card (rack mounted VSAT): 1 RCA video, 2 mini jack (or RCA)
audio left and right outputs
Embedded dial backup modem (rack mounted VSAT)
Full Telephony Support
Voice compression: 6.3 Kbps (ITU G.723.1),
8Kbps (ITU G.729)
Group 3 Fax Relay speed: up to 14.4 kbps (ITU T.38),
Echo canceller: ITU G.168 |
Payphone Support
Metering Pulses at 12/16Khz or reverse polarity, V.23/V22bis protocol support
Security
DES or AES-128 encryption
IP Features
Enhanced IP features for full flexibility: RIP, IRDP, DHCP, NAT/PAT, IGMP, IP prioritization, ACL, VLAN, DiffServ, IPSec
Other Features
Traffic engineering, Bandwidth on Demand, Multiple satellite support, Multiple outbound, Auto pointing tool
Environmental Conditions
Operating Temperature: -5 to +50 C Storage Temperature: -40 to +70 C Relative Humidity: Up to 90%
Compliance
Safety: IEC 60950-1, UL/EN 60950-1, AS/NZS3548, c-TUV-us, GS Mark, CB
EMC/EMI: ETSI EN 301 489-1, ETSI EN 301 489-12, ETSI EN 300 386, AS/
NZS CISPR22:04, FCC CFR 47 Part 15 Subpart B, ICES-003, VCCI Technical
Requirements, V-3/2001.04
RF Spectrum: EN 301-428 , CE 0682
WEEE/RoHS: RoHS Compliant
Eb/N0 Performance QPSK-Turbo:
Code Rate: 1/2 2/3 3/4 5/6 7/8
Eb/NO: 2.4 3.1 3.6 4.1 4.6
DVB:
Code Rate: 1/2 2/3 3/4 5/6 7/8
Eb/NO: 4.5 5 5.5 6 6.4
8PSK-Turbo:
Code Rate: 2/3 3/4 5/6 8/9
Eb/NO: 4.8 5.4 6.8 7.4 |