ADSL Filter

Adsl splitter/filter can eliminate the interference between data signal and voice signal transmitted in the same telephone line and make the internet and telephone go both at the same time(Data signal for internet voice signal for telephone) Specification POST PORT IMPEDANCE Zr=600 Ω Modem impedance 30 kHz to 2208 KHz 100 Ω Insertion loss 1004 Hz <0.3dB With 5 filters 200 to 3.4 kHz < 2.5 dB 3.4 kHz to 4 kHz < 4 dB Attenuation distortion between 600 ohms resistive single filter(relative to 1004 Hz) 200 Hz=12dB ERL >=10dB SRLH >=5dB Return loss(PHONE to LINE) SRL-L >=13dB ERL >=9dB SRLH >=3dB Longitudinal conversion loss LCL 200 Hz to 1 kHz > 58 dB 1 kHz to 3 kHz >53 dB DC resistance <12 Ω Delay distortion 200Hz to 4 kHz <100 u sec Isolation resistance Tip to Ring >10MΩ Stop band attenuation 30 kHz26 dB 300 kHz65dB