Believe it or don’t, until electronic tuners became available in the ‘70s, people used to tune their guitars by ear. Not everybody was that good at it. You even used to hear “out-of-tuneness” on hit ...

OK, we’re still on tuning by ear. Last week, we talked about the fifth-fret method. This week, we’ll talk about the octave method; then we’ll talk about the harmonics method. The most important thing ...