Infant and Toddler Activities: Young Infants, Mobile Infants, and Toddlers. Because infants change and grow so quickly, curriculum must. adjust to their developmental level. For this reason, activities are. designed as prototypes for young infants, mobile infants, and.
A standing wave in a rectangular cavity resonator. A resonator is a device or system that exhibits resonance or resonant behavior, that is, it naturally oscillates at some frequencies, called its resonant frequencies, with greater amplitude than at others.esonators are used to either generate waves of specific frequencies or to select specific frequencies from a signal. Musical instruments use acoustic resonators that produce sound waves of specific tones.
Dobro-style spider resonator (cover removed). A resonator guitar or resophonic guitar is an acoustic guitar that produces sound by carrying string vibration through the bridge to one or more spun metal cones (resonators), instead of to the sound board (guitar top).obro-style spider resonator (cover removed). A resonator guitar or resophonic guitar is an acoustic guitar that produces sound by carrying string vibration through the bridge to one or more spun metal cones (resonators), instead of to the sound board (guitar top).