Specification
POST PORT IMPEDANCE: Zr=600 Ohm
Modem Modem impedance:30 kHz to 2208K Hz 100 Ohm
Insertion loss:@1020 Hz <0.3dB
200 Hz<f<3.4 kHz 1020Hz center <±1.0 dB
Return loss:300 Hz< f< 500 Hz >=14 dB
500 Hz< f< 2000 Hz >=18 dB
2000 Hz< f< 3400 Hz >=14 dB
LCL :50 Hz< f< 600 Hz > =40 dB
600 Hz< f< 3400 Hz >=46dB
3400 Hz< f< 30K Hz >=40dB
30K Hz< f< 1104K Hz >=45dB
Attenuation:30 kHz<f<2208 kHz >45dB
Delay distortion:500 Hz<f<2800Hz 150 u sec
DC resistance: <25 Ω
Isolation resistance, branch-branch:100 VDC; term = ∞Ω >5MΩ