Music education (electric bass) icon needed for online course

This is what a business in Australia was looking for in their icon design

Hey there! I run an educational electric bass site named Become A Bassist (becomeabassist.com/blog) and I need an icon for a new online course.

The course is called Bass Lines On The Fly and it shows bass players how to create bass lines at a jam session, rehearsal or gig and do it at the drop of a hat without sheet music or previous rehearsing/practicing the song.

The audience for the course is mostly older bass players who played bass when they were younger, but then quit playing. Then after raising families and having careers, they picked bass up again later in life.

Important: these are majority hobbyists - not people who necessarily want to be rockstars. They're more likely to want to play music with their son or their local blues jam session than play Madison Square Garden.

Here are my brand guidelines:

https://docs.google.com/document/d/1loDyMXUVz1ugSi-Ar8jtIZh5kPwQzeJekipzhL6YTkA/edit?usp=sharing

And I've also attached 3 e… Read more