DSP
69
SmartNode 4830 User Manual
B • Specifications
DSP
One or two 4-channel DSPs
Voice connectivity
2-wire Loopstart, RJ-11/12
Short haul loop 1.1 km @3REN
EuroPOTS (ETSI EG201 188)
Programmable AC impedance, feeding, and ring voltage; On-Hook Voltage 48VDC
Caller-ID Type-1 FSK and ITU V.23/Bell 202 generation
Ethernet interface
1-2 10/100 Full Duplex/Autosensing Ethernet RJ-45
Sync serial interface (if applicable)
ITU-T X.21 or V.35 interface
Female DB-25 and DB-15 connectors
DTE orientation. (DCE orientation for X.21 is available from the Patton factory upon special request).
T1/E1 interface (if applicable)
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T1: RJ-48C connector (receptacle)
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E1: RJ-48C connector (receptacle) and dual BNC coaxial connectors (receptacles)
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Line Rate
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1.544 Mbps (T1) in accordance with ANSI T1.403
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2.048 Mbps (E1) in accordance with ITU-T G.703
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Line Coding
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T1 AMI or B8ZS (default), selectable
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E1 AMI or HDB3 (default), selectable
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Clocking is software selectable as Internal or Network Timing source (default)
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T1 Line Build-out
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Transmit: Selectable for 0, -7.5, -15, -22.5 dB
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Receive: Automatic
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Line Framing
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T1 ESF (default) and unframed
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E1 CRC (default), non-CRC-4, and unframed