sentences:  Unity amplitude
  
  A sinusoidal waveform is said to have a unity amplitude when the amplitude of the wave is equal to 1.
  
  formula_1
  
  where formula_2.This terminology is most commonly used in Digital Signal Processing and is usually associated with the Fourier series and Fourier Transform sinusoids that involve a duty cycle, formula_3, and a defined fundamental period, formula_4.