Perry has written the riffs you know and love at soundchecks ... that's kind of a waste of a good tuning peg," so I took a bass string, put it on the guitar, and tuned it in unison, only an ...

(Video embedded below the break.) A few simple parts later (Arduino, MP3 shield, magnetic door reed switch) and a tiny bit of code to randomize which bass riff plays, and it’s a done deal.

The gear you choose to play for your band’s unique rock sound is important. The tone and atmosphere that make your music ...

and relate to the rhythm of the guitar part. Many pop songs will use bass riffs. This is a short catchy tune. They fit with the notes in the chord but other notes may be used to make it more ...