Violin Musical Instruments Music Beauty Products Stringed Instruments Treble Violin Western Musical Instruments Introduction: The violin is a stringed instrument. There are four strings in total. The vibration is generated by the friction between the string and the bow, and then the vibration is transmitted to the back plate through the acoustic column in the resonance box. The resonance produced by these components produces a harmonious and bright piano sound. The body (speaker) is about 35.5cm long and consists of an arc-shaped plate, a back plate and a side plate. The panels are usually made of spruce with a soft texture; the back and side panels are made of maple and mahogany and are hard. The head and neck of the piano are made of maple, and the fingerboard is made of ebony.