Plenty of people who are learning acoustic guitar probably have at least some aspiration or interest of performing in live setting ,Many issues they would meet in the actual situation  and one of it is volume. Acoustic instruments are only so lou d no matter how players adjust it. Some skills you should learn to have a good command of your acoustic guitar.

1.Microphone

A very usual unit is simply to place a microphone near the guitar and play through the PA. Most venues do have a PA already installed you can use this easier solution to try to solve your problem. Furthermore, it is also probably the most faithful reproduction of the sound. However, some aspects which you have to notice is the microphone can feedback and on the other hand, slight changes in the guitar's distance from the microphone would create an audible change in volume.

2.Acoustic Amps

Modern  electric guitar amps  are commonly voiced particularly for electrical guitars. While a standard electrical guitar amp can be related to an acoustic guitar, it is not as wonderful of an choose as using an amp intended specifically to amplify an acoustic guitar. The amp which looked for by an electrical guitarist are not the same as what an acoustic guitarist looks for, something to bear in mind when looking for an amp.

3.Piezo Pick Ups

Piezo pick ups are put into the bridge of the guitar and detect the vibration of the string. Piezo pick ups has working on classical guitars since it was detecting the string vibration directly, classic guitarist like it most when they have a large size perform.

4.Magnetic Pick Ups

Magnetic pick ups normally affix to the sound hole of the guitar and have the same function like the pick ups on electric guitars. As an add-on, a lot of magnetic pick ups can be put on and taken off a guitar with ease. Generaly speaking, this is a very nice benefit for people with vintage or expensive guitars.