Shop › Yamaha CGX102 Acoustic/Electric Image 1 of 1 Yamaha CGX102 Acoustic/Electric $319.99 spruce top. nato mahogany backand sides. rosewood bridge and fretboard. 68N pre-amp system with precision built in tuner. Add To Cart Added! spruce top. nato mahogany backand sides. rosewood bridge and fretboard. 68N pre-amp system with precision built in tuner.