Tainet Xstream 1300 Series, Руководство пользователя

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CHAPTER 1 INSIDE THE XSTREAM 1300
1.3 Specifications
Table 1-1 : Specifications of the XSTREAM 1300
DSL
Modulation
128-CAP
Mode
Full duplex with echo cancellation
Number of loops
Single
Loop rate
144 Kbit/S to 2320 Kbit/S
Data rate
64K to 2304Kbit/S (Xstream 1310/1330 up to 1040Kbps)
Loop impedance
135 ohms
Reach
(24 AWG, no noise)
128 Kbps : 32,000 feet / 9,750 meters
256 Kbps : 30,000 feet / 9,140 meters
384 Kbps : 28,000 feet / 8,530 meters
512 Kbps : 27,000 feet / 8,230 meters
768 Kbps : 23,000 feet / 7,000 meters
1024 Kbps : 20,000 feet / 6,100 meters
1536 Kbps : 18,000 feet / 5,490 meters
2048 Kbps : 17,000 feet / 5,180 meters
2304 Kbps : 16,000 feet / 4,880 meters
Clock source
CO site - Internal clock/DTE clock
CPE site - Receive clock
Clock accuracy
± 32 ppm
DTE Interface
DTE 1
G.703 E1 balance interface
G.703 E1 unbalance interface
Router interface
DTE 2
Module
V.35 Nx64 KBPS interface
RS-530 Nx64 KBPS interface
V.36 Nx64 KBPS interface
X.21 Nx64 KBPS interface
Diagnostics
Interface
LCD, Keypad, Status Indicators, Craft port
Loop test
Local loop back
Digital loop back
E1 loop back
LCD
2 by 16 characters
Keypad
UP , DOWN , LEFT , RIGHT ,
4