... error in 5E/6E twisted cord network, coaxial cable and telephone lineApplicable for open circuit, short circuit, jumper wire, reverse ... of Tester Cable: STP / UTP twin twisted cable, coaxial cable, telephone line Tester PortTester RJ45 master port (M), tester LOOPBACK RJ45 port ... to measure and check the continuity of coaxial cable and telephone lineLength Measurement of Twin Twisted Cable:Scope: 1 to ...