Technical
Specifications
Physical
COT Shelf : 8.72*12.00*19.00 inches (H*L*W) weight 6.4kg with
no unit installed
RT Shelf : 3.86*13.98*10.24 inches (H*L*W) weight 1.5kg with no unit installed
Transmission
Characteristics
Remote power feeding: < +- 140V
On board power
Battery voltage: -36 ~ -72 Vdc
DSL line current: < 100mA
Transmission
Range
Free Noise
4-Channel: 5.18km @ 0.4mm
7.62km
@ 0.5mm
8-Channel: 4.57km @ 0.4mm
6.55km
@ 0.5mm
12-Channel:3.60km @ 0.4mm
5.20km
@ 0.5mm
12-Channel(concentration): 5.18k @0.4mm
7.62k
@0.5mm
Environmental
condition
COT : -10¢J ~ 55¢J ; 5% ~ 95% humidity
RT : -20¢J ~ +65¢J ; 5% ~ 95% humidity
Safety : EN60950,ITU-T k.20,K.21
Emissions : Complied with ETS 300-329
TRANSMISSION
CHARACTERISTICS
Voice Frequency: 300-3400Hz ITU G.712
Insertion Loss : 5+/- 1dB
Return Loss : 300-600Hz > 12 dB
600-3.4 KHz > 12dB
Channel Cross Talk : < -65 Db m0
Idle Channel Noise : < 25 Db rn0
Metering pulse : 12 KHz or 16 KHz
Remote Feeding Voltage : < +/- 140 V (280 V)
Subscriber Line Loop Current : < 100 mA
DSL INTERFACE
Line Code : TC-PAM ITU G.9912
Data Bit Rate : 280,536K, 792 Kbps
Transmission : 2 wire full duplex with adaptive echo cancellation and
equalization
Impedance : 135 Ohm

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