There are a few ways you can record your acoustic guitar at home to achieve an acceptable quality. With the use of Audio-Technica ATM450 cardioid condenser microphone via Electronic Desktop Konnekt Firewire Interface.
- Make sure to minimalize room influence by placing your mic as close to your instrument as possible, but still keeping a comfortable distance. By doing so you are keeping a balanced sound for your guitar.
- Capture full dynamic range of your guitar by optimizing the gain level of your mic-pre but ensure not overdrive the signal as this becomes a disruption in your DAW. Do it immediately as this is hard to repair further in the process.