Billion BiPAC 7402NX(L) 802.11n 3G/ADSL2+ (VPN) Firewall Router
5.Splitter/ Micro-filter Connection
Splitter / Micro-filter are important for ADSL installation. It helps high-frequency signals are directed to the ADSL modem, and low-frequency signals are directed to the telephone or other analog voice-channel device to prevent inter-modulation distortion and get good speed and stable ADSL sync rate.
a) Splitter connection
If the installation has only a single telephone and a single ADSL modem, then a splitter can be employed.
b) Micro-filter connection
If the installation has several telephones or other analog devices, then an internal micro-filter can be employed at each analog device.
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