Búsqueda de modos de vibración apropiados para la cosecha selectiva del café Searching appropriate vibration modes for selective coffee harvesting

pedicelo-peduncle system. In this first study, an analysis of the first twelve vibration modes of different configurations of the fruit-pedicelopeduncle system of coffee, was carried out. This study resulted enough for the analysis of configurations with one fruit for peduncle, but it was insufficient for an analysis of the behavior of configurations with two or three fruits for peduncle.