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Splitter parameter | Electrical Requirements | |||
Range | values | |||
Splitter bandwidth | / | DC to 4KHz | ||
Nominal voice bandwith | / | 300Hz to 3.4KHz | ||
Ringing Frequence | / | 15Hz to 68Hz | ||
ADSL band | / | 30KHz to 1.1MHz | ||
Line impedance | 300Hz to 3.4KHz | 600Ω | ||
Modem impendance | 30KHz to 110KHz | 100Ω | ||
Operation voltage voice band | ||||
Nominal signal | 21mVpp to 5.4Vpp | |||
Ringing signal | 40Vrms to 150Vrms | |||
DC voltage | 0 to 105V | |||
Max AC voltage | / | 150Vrms | ||
Operation current voice band | ||||
Loop current | / | <100mA | ||
DC resistance | Tip to Tip and Ring to Ring | <25 ohm | ||
Isolation resistance | Tip to Ring | >100M ohm | ||
Voice band characteristics | ||||
Insertion loss resistive single filter | 1KHz | <0.5dB | ||
With 3 filters | 1KHz | <1.0dB | ||
Insertion loss distortion resistive single filter | 0.2KHz~4KHz | <1.0dB | ||
Return loss | 300Hz to 500Hz | >14dB | ||
500Hz to 2KHz | >18dB | |||
2KHz to 3.4KHz | >14dB | |||
ADSL band attenution | 30KHz to 200KHz | >30dB | ||
200KHz~1.1MHz | >50dB | |||
Unbalance about earth | 200Hz to 1KHz | >46dB | ||
1KHz to 4KHz | >40dB | |||
Delay distortion | 300Hz to 3.4KHz | <250us | ||
Insertion loss distortion | 30KHz to 1.1MHz | <0.25dB | ||











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