As guitar players, we all become reliant on tuning our guitars using the handy electronic tuner. It's just easier and more convenient.
But as with many "conveniences", it comes with a price. And that price is the reduced ability to train our ears to "hear" when the guitar is in proper pitch - the old fashioned way.
Most beginning guitarists learn the method of tuning the guitar manually by playing the note on the 5th fret of each string (4th fret on the 3rd string), to use as a reference point to tune the adjacent higher string.
Read more: How to Tune the Guitar Manually Using Octaves
The Art of Playing an Acoustic Guitar on Stage
Getting on stage with an electric guitar and amp is pretty much a no brainer. You set the amp up, plug in your guitar, tweak the tone and you're off.
The biggest decision beyond that is whether or not to mic the amp through the PA - and that's largely decided by what size venue you're playing.
Read more: The Art of Playing an Acoustic Guitar on Stage