A cable tester is a device that is used to test the strength and connectivity of a particular type of cable or other wired assemblies. There are a number of different types of cable testers, each able to test a specific type of cable or wire. This one can be used for CAT 5, coaxial or any cable that has two conductors or more
The student breadboard and test the circuit our then mill out the PCB using a T-Tech 5000 PCB mill.
Project PCB and enclosure
Below is an example PCB CAD Design of the board

