1. Kevin KleinLinxuan Yang

2. Motivation Develop a means of communication to increase the safety factor for an individual involved in various motorsports Safe decibel (dBA) levels Bad Communication!

3. System Layout External radio operating under the Family Radio Service (FRS) Passive and active noise cancellation techniques o Limiting microphone sensing frequencies to less than 3000 Hz o Limiting speaker output frequencies to less than 3000 Hz o DSP utilizing LMS filters o Molded ear plugs for passive ambient noise reduction Modular design was chosen for situational flexibility

4. System Overview

5. Simulation Setup

6. Waveform Analysis

7. Questions