#### Answer Description

Db (Decibel) levels will decrease, causing errors and loss of data. For CAT cables, the standard maximum is 100 meters, anything beyond that will be unreliable.

#### Wikipedia

The decibel (symbol: dB) is a relative unit of measurement equal to one tenth of a bel (B) It expresses the ratio of two values of a power or root-power quantity on a logarithmic scale Two signals whose levels differ by one decibel have a power ratio of 101/10 (approximately 126) or root-power ratio of 101⁄20 (approximately 112)The unit expresses a change in value (eg, +1 dB or −1 dB) or an absolute value In the latter case, the numeric value expresses the ratio of a value to a fixed reference value when used in this way, the unit symbol is often suffixed with letter codes that indicate the reference value

Decibel - Wikipedia, the free encyclopedia