Filtering Signals with MATLAB

Figure 1: A 2-pole, 1-MHz Butterworth low-pass filter
applied to an acquired waveform

Touted by its maker as "the language of technical computing," The MathWorks' MATLAB is a veritable Swiss Army knife for engineers, scientists, and perhaps anyone involved in technical endeavors. MATLAB serves a myriad of applications in programming, data analysis, application development, modeling and simulation, and... wait for it... instrument control!