This paper applies the frequency response methodology to characterize and analyze the flying qualities of longitudinal and lateral axes of a rotary-wing aircraft. AS355-F2. Using the results. it is possible to check the suitability of the aircraft in accordance with ADS-33E-PRF standard. https://www.roneverhart.com/1915-Old-Taylor-Bourbon-Bottled-1933-Prohibition-Bottling-Quart-low-fill/