In this learning activity you'll explore the physical construction and operation of single-mode and multi-mode fiber-optic cables used in networking.

In this learning activity you'll examine the RG ratings, networking applications, and types of connections for various coaxial cables.

In this learning activity you'll identify various types of unshielded twisted pair cables and their networking connectors.

In this learning activity you'll explore how to reduce electromagnetic interference (EMI) and crosstalk between adjacent wires.

Identify and learn more about the parts of a welding torch, cables, and a welding machine.