Knox Video R & T Cat - Manual (Page 13)

2.6 CAT CONNECTIONS
Signal losses increase with transmission line length. The CAT Video Distribution System
contains additional support to equalize video signals along longer twisted pair transmission lines.
A full solution to accomplish this is built into the r-CAT. A combination of four DIP Switches in
two banks supplies the necessary compensation to nullify the detritus effects of the cable. The r-
CAT can be adjusted in four steps to handle cable lengths up to 450 feet,