This eight-way coax cable mapper is designed for satellite, CCTV, CATV, and broadband installation professionals. The easily portable handheld device eases location and identification of installed wires. It is also capable of testing F-connector terminated multi-run coax systems. One trip to its distribution panel allows users to test and identify eight cables, with the aid of eight color-coded terminators. The locator is conveniently powered by a battery.