|  | 4.2 | Basics of Digital Multimeters
| 4.2.5 | Constructing a simple electrical communication system

The diagram shows part of the circuits that allow Ethernet NICs to communicate with each other. This should give you a hint on how to approach your challenge in this lab, which is to design, build, and demonstrate, a simple electrical communication system.

| Lab Activity
| In this lab, you will design, build, and test a simple, complete, fast, and reliable communication system, using common materials.