Source google image: https://upload.wikimedia.org/wikipedia/commons/thumb/6/69/ADSL-multiple-splitters.svg/600px-ADSL-multiple-splitters.svg.png
Schema electrique filtre adsl
Source google image: https://upload.wikimedia.org/wikipedia/commons/thumb/6/69/ADSL-multiple-splitters.svg/600px-ADSL-multiple-splitters.svg.png