Acoustic Guitar
Acoustic guitar usually involve the following musical instruments:
Nylon and gut stringed guitars:
 Renaissance guitar
 Romantic guitar
 Classical guitar
Steel stringed guitars:
 Twelve string guitar
 Steel-string acoustic guitar
 Archtop guitar
 Battente guitar
Acoustic bass guitar
Russian guitar
Other instruments:
 Harp guitar
 Banjo guitar
 Guitar lute
Guitar can be divided into two categories, acoustic and electric
An acoustic guitar is not dependant on any external device for amplification. The shape and resonance itself has the ability to create acoustic amplification. Today there are many acoustic guitars available with built-in electronics and power to enable amplification.
Acoustic electric guitars
Some steel-string acoustic guitars are fitted with pickups as an alternative to using a different microphone. These are called electric acoustic guitars and are regarded as acoustic guitar rather then electric guitars. It should not be confused with hollow body electric guitars, which are more of electric guitars fitted with hollow...

