* Stringed instruments that produce sound by the vibration of strings.
* Examples: guitar, violin, cello, harp, piano
Aerophones
* Instruments that produce sound by the vibration of air.
* Examples: flute, clarinet, saxophone, trumpet, trombone
Membranophones
* Instruments that produce sound by the vibration of a membrane.
* Examples: drum, tambourine, cymbal, gong
Idiophones
* Instruments that produce sound by the vibration of the entire instrument.
* Examples: xylophone, marimba, vibraphone, gong, triangle
Electrophones
* Instruments that produce sound by the use of electricity.
* Examples: synthesizer, electric guitar, electric bass