How to write the Fourier series up to Nth harmonic?

1. Jan 15, 2012

red009

Write the Fourier series in the Trigonometric form up to 9th harmonic

Fourier Series for Square Wave with odd symmetry
Peak value of 0.3 volts
Average value of zero
fundamental frequency of 1Hz

Is this right?

4*0.3V/(pi*N)*sin(Nt)?

2. Jan 15, 2012