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Nadam co.,ltd

 
 
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DSU, ETHERNET DSU 

  Category : Information Technology->Network equipment->ADSL modem.->adsl modems

     
DSU, ETHERNET DSU
       

  Product Specification
 
  Model No:      NDDSU10D
  Country  0

 

    Product Detail
  DSU

Specification

Standard DDS(Digital Data Service) network connection

Various transmission speed selection :
SYNC - 2400/4800/9600/19200/38400/56000/64000bps
ASYNC - 2400/4800/9600/19200/38400/56000/57600/64000bps

ITU-T V.14 standard ASSYNC/SYNC converter : support Sync system DTE & Async system DTE

Automatic Adaptation Equalizer : Extended Range (in case of 56/64 kbps, equalize Max.-43dB)

LCD : display all sorts of activity status

Various test function : LLB, DLB, RDLB, TPG

Diagnosis &Test : SelfTest(Hardware self diagnosis), BIT Error Rate Test, 511 Pattern & 2047 Pattern applied test
LED alarm break function, display testing message

Remote DSU control, Free Volt power supply 110/220V AC



Standard
Data Rate :
SYNC : 2400/4800/9600/19200/38400/56000/64000bps
ASYNC : 2400/4800/9600/19200/38400/56000/57600/64000bps

Transmission Output Waveform : Binary Serial Bipolor
Output Level(in case of 135 ohm termination) :
- 1.4V(+/-)10% : 2400/4800/9600/19200/38400/56000/64000bps
- 0.78V(+/-)% : 9600bps

Input Level :
- 0 ~ -34dB : 2400 ~ 38400bps
- 0 ~ -43dB : 56000 ~ 64000bps

Equalization Range :
- 0.4mm Non-loaded Line
- 2.4, 4.8, 9.6, 19.2, 38.4kbs : 0 ~ -34dB
2.4kbps --- max.12.7km / 4.8kbps --- max.10.9km / 9.6kbps --- max.8.1km / 19.2kbps --- max.6.3km / 38.4kbps --- max.5.6km
- 56, 64bps : 0 ~ -43dB
56kbps --- max.5.4km / 64kbps --- max.5.0km

Transmission Clock Sync : medium-speed Sync(Loop, DDS Sync), Self-Sync, External-Sync

DTE Interface :
- EIA-232D(Sync, Async) : 2400 ~ 6400bps
- ITU-T V.35 (Sync, Async) : 2400 ~ 6400bps

Line Impedance : 135 ohm (+/-)10%

Power :
- Single type : 110/220V AC, 60Hz(+/-)3% single phase or -48V DC (option)
- Card type : 110/220V AC, 60Hz(+/-)3% single phase or -48V DC (option)

Power Consume : 7Watts(below) 220AC, 13Watts(Below) 110AC

Data Transmission Speed Acceptance Error : each transmission speed(+/-)0.01%

Dimension :
- Single type : 205W x 300D x 47H
- Card type(Shelf) : 486.6W x 262D x 256H



/////////////////////////////////////////////////////////////////

Ethernet DSU

Specification
Standard DDS(Digital Data Service) network connection

Various transmission speed selection :
SYNC - 2400/4800/9600/19200/38400/56000/64000bps
ASYNC - 2400/4800/9600/19200/38400/56000/57600/64000bps

ITU-T V.14 standard ASSYNC/SYNC converter : support Sync system DTE & Async system DTE

Automatic Adaptation Equalizer : Extended Range (in case of 56/64 kbps, equalize Max.-43dB)

LCD : display all sorts of activity status

Various test function : LLB, DLB, RDLB, TPG

Diagnosis &Test : SelfTest(Hardware self diagnosis), BIT Error Rate Test, 511 Pattern & 2047 Pattern applied test
LED alarm break function, display testing message

Remote DSU control, Free Volt power supply 110/220V AC

ETHERNET PORT support(optional)
- 10/100M BASE T automatic sensor & set up, AUTO-MIDX support



Standard
Data Rate :
SYNC -2400/4800/9600/19200/38400/56000/64000bps
ASYNC - 2400/4800/9600/19200/38400/56000/57600/64000bps

Transmission Output Waveform : Binary Serial Bipolor
Output Level(in case of 135 ohm termination) :
- 1.4V(+/-)10% : 2400/4800/9600/19200/38400/56000/64000bps
- 0.78V(+/-)10% : 9600bps

Input Level :
- 0 ~ -34dB : 2400 ~ 38400bps
- 0 ~ -43dB : 56000 ~ 64000bps

Equalization Range :
- 0.4mm Non-loaded Line
- 2.4, 4.8, 9.6, 19.2, 38.4kbs : 0 ~ -34dB
2.4kbps --- max.12.7km / 4.8kbps --- max.10.9km / 9.6kbps --- max.8.1km / 19.2kbps --- max.6.3km / 38.4kbps --- max.5.6km
- 56, 64bps : 0 ~ -43dB
56kbps --- max.5.4km / 64kbps --- max.5.0km

Transmission Clock Sync : medium-speed Sync(Loop, DDS Sync), Self-Sync, External-Sync

DTE Interface :
- EIA-232D(Sync, Async) : 2400 ~ 6400bps
- ITU-T V.35 (Sync, Async) : 2400 ~ 6400bps, ETHERNET(10M/100M OPTION)

Line Impedance : 135 ohm (+/-)10%

Power :
- Single type : 110/220V AC, 60Hz(+/-)3% single phase or -48V DC (option)
- Card type : 110/220V AC, 60Hz(+/-)3% single phase or -48V DC (option)

Power Consume : 7Watts(below) 220AC, 13Watts(Below) 110AC

Data Transmission Speed Acceptance Error : each transmission speed (+/-)0.01%

Dimension :
- Single type : 205W x 300D x 47H
- Card type(Shelf) : 486.6W x 262D x 256H

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