There are great acoustics in Capperkirk and we are far enough from our neighbours for you to bring your own instrument and enjoy your own music.
The previous owners left a collection of Scottish music CDs which you can explore.
The Gordon Arms at the eastern end of the loch often has open mic nights and various events. There is a music shop for guitarists in Selkirk (musicstation.me.uk) and another music shop in Galashiels (musicstation.me.uk)
If you are a string player there are craftsmen near Peebles that you might want to consult: norrisharps.com, martinswanviolins.com.
If going out to a performance is what you enjoy have a look at:
Peebles, Eastgate Theatre — eastgatearts.com
Moffat, Old Well Theatre — oldwelltheatre.co.uk
You might like to follow a local pipe band and can have a look at the website of the Innerleithen band: tweedvalepipeband.com or Peebles: peeblespipeband.com.