| 摘要 |
<p>The invention relates to a system comprising a plurality of groups of one or more TV-signal distribution units connected to each other in cascade. Each TV-signal distribution unit comprising a plurality of lines for transporting input signals coming from a head end from an input side to an output side of the unit. At least one of the TV-signal distribution units of each group comprises measurement means for measuring a signal characteristic of a TV-signal transported on the lines, a programmable processing means for comparing each of the measured signal characteristics with at least one programmable reference value and determining a signal quality from each comparison, and indicator means for indicating the signal qualities to an installer of the system. The invention further relates to a method for installing such a system and a signal degradation compensation system.</p> |
