ADSL2 over POTS SPLITTER for CO
Applied Standards.
ITU-T G.992.1E1, ITU-T G.992.5
ETSI TR 101 728-1-1 V1.2.1, ETSI TR 101 952
Parameter | Parameter | Frequency range | Line Impedance | 600Ω | 0.2kHz-4kHz | CO impedance | 600Ω | 0.2kHz-4kHz | RT impedance | 600Ω | 0.2kHz-4kHz | ADSL port termination ZHP-c | 100Ω//0.47mH | | ADSL modem impedance | 100Ω | 25kHz-2208kHz | Nominal Voice Band | | 0.3 kHz-3.4 kHz | Ringing frequency | | 25-50 Hz | ADSL2+Band | | 25-2208 kHz | DC series resistance | <25Ω | DC | DC insulation resistance( tip & ring) | >5MΩ | DC | DC insulation resistance ( tip,ring and ground) | >20MΩ | DC | Maximum DC loop current | 100mA | DC | Maximum differential voltage | 250V | DC | Maximum AC voltage | 100 Vrms | | Nominal Signal | 21 mVpp to 5.4 Vpp | | Ringing Signal | 100 Vrms | | Impedance for Ring Signal | >40kΩ | 25-50 Hz | Pulse metering tone | 10 Vpp to 30.2 Vpp | 16 kHz | Insertion Loss for Metering Signal | <3 dB | 16 kHz | Insertion Loss in Voice Band | <0.3dB | 1 kHz | Distortion of insertion Loss(relative to 1 kHz) | <+/-0.3 dB | 0.2 kHz-4 kHz | Stop band attenuation in ADSL Band (600Ω) | >65 dB | 30 kHz-2208 kHz | Return Loss in Voice Band | >18 dB | 0.5 kHz-2 kHz | >14+18.05 log(f/300) dB | 300 Hz-500 Hz | >18-17.35 log(f/2000) dB | 2 kHz-3.4 kHz | Intermodulation distortion | 2nd,3 rdharmonic distortion products:>57 dB,60 | 4 tone method | Delay distortion | <150μs | 0.2 kHz-4 kHz | Longitudinal conversion loss at LINE and POST ports | >40dB | 15 Hz-50 Hz | >46dB | 50 Hz-600 Hz | >52dB | 0.6 kHz-3.4 kHz | Loading of the ADSL signal path (100Ω) | >0.3dB | 25 kHz-2208 kHz |
|
ADSL2 over POTS SPLITTER for CO
