- Professor Erik Cheever
- Department of Engineering
- Swarthmore College
- Office: Hicks 305
- echeeve1@swarthmore.edu
- Phone: (610) 328-8076
- my calendar
- my cv

**Pedagogic pages**

**Interactive Demos**- Visualizing the convolution of signals - a demo in which the user selects signals to convolve
- Second order response: pole-zero, step response and Bode (low pass)
- Asymptotic Bode plot fundamentals
- Dominant Pole approximation.
- Simple Complex Arithmetic
- Sinusoidal Steady State
- What is a phasor
- Phasor voltages and currents
- What is a root locus plot, and how is it used in Control Systems design?

**Linear Physical Systems**- Laplace/Z Transform table (Laplace Properties / Z Properties)
- Bode Plot Gui: A MATLAB® tool for generating asymptotic Bode Plots
- Convolution
- Root Locus
- Nyquist Stability
- Demo of Second Order Systems (MatLab) (documentation in preparation)
- Electrical and Mechanical Analogs
- Eigenvalues and Eigenvectors for Vibration Problems
- Scripting system for linear systems animations
- Linear Systems Topic Map
- SCAM: A MatLab tool for generating and solving circuit equations symbolically
**Courses Taught**- Engineering 2 - Interfacing with the Physical World
- Engineering 11 - Electric Circuits
- Engineering 12 - Linear Physical Systems Analysis
- Engineering 15a - Digital Systems and Computer Engineering Fundamentals
- Engineering 15b - Design of Digital and Embedded Systems
- Engineering 58 - Control Theory
- Engineering 71 - Digital Signal Processing
- Engineering 72 - Electronic Circuit Applications
- Engineering 90 - Senior Design
- Engineering 91 - Embedded Systems (MSP430)

**Other**- Introduction to Kalman Filters
- Hodgkin-Huxley (in preparation)
- Useful Series and Identities

**Other Links**

- Other reference material I have written
- Ideas and resources for projects (searchable by course)
- Useful info for embedded systems
- Bike Rides and Resources

**Research Interests**

- Pulse Oximetry
- Genetic Algorithms for Circuit Design
- Stimulator for Skeletal Muscle Cardiac Assist
- Swarthmore's Hybrid Electric Vehicle (HEV) Project
- Topic Maps for Education