disclosed is an improved switch particularly adapted to be used as a coaxial cable switch for cable television systems because of its superior isolation of the signal inputs . the switch comprises an electrically insulating body , first , second and third terminals located on the body in spaced relationship , a movably mounted contact , which is movable along a predetermined path to form alternative conductive paths between the first terminal and either of the second or third terminals , and a partition means between said terminals and located adjacent the path of the contact to form a barrier to radiated signals from whichever of the second and third terminals that is not in contact with the movable contact . additionally , terminating means for the unused terminal and / or shielding means to further isolate the unused terminal from the used terminal can be provided .