Here’s a little window into the guitar technique known as double stops.The double-stop is the simplest way of expressing harmony.Double stops are a nice technique to add to your lead guitar repetoire. They’re pretty simple – where you play two notes/strings together. Another name for them is diads – two notes played simultaneously, whereas chords are 3 or more notes played at the same time.A double stop is a guitar term for playing two notes at the same time. Double stops are used in various styles of guitar playing including the blues, rock, country, metal, and more.There are many different ways to approach playing double-stop solos. You can harmonise in third, fourth, fifth, or sixth intervals.