Some of the most interesting, non-guitar sounds can happen when you play around with with tap harmonics. From koto-style asian sounds to expressive chordal overtones, harmonics can help your guitar transform into a mutant piano/harp fusion at will.
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Want to learn to play a pinch harmonic? Watch this. Already know how? Here is something you might not have considered.
On top of the countless effects and stomp boxes we guitar players have at our disposal, there also are a few modifications that give us access to otherworldly noises, most notably a whammy bar.
Prepare to conjure some out-of-this-world noises on your guitar.