(Links to Open the Calculators in Separate Windows)

- Fourier Series for a Square Wave - This simulator will let you build a square wave using sine waves from the Fourier Series for a Square Wave.
- A Fourier Series Calculator - Calculate the coefficients of various signals (Sine, Cosine, Square, Triangular and Sawtooth). This simulator will do the calculation over one cycle of a signal displayed.
- A Fourier Series Calculator - Input Fourier coefficients and plot results.