This simple tip is the most useful thing you will ever learn about mixing your sound. It tells you how to use the mid-sweep knobs on your mixer. I learned it from a Yamaha sound engineer and it's great and it's simple - perfect :).
It includes a detailed explanation and a live example.
But don't keep to to yourself - share it around and help all your musician friends !!
And if you want to know how to sound-check fast, check out another of our videos "How to Sound Check in under 5 minutes": https://youtu.be/w_UU_LrSvoc