How Do I Know If I Need A Preamp on My Violin?

One of the most common causes of bad amplified violin, viola, or cello tone is an impedance mismatch. The cure is a preamp (or buffered pedal). But how do I know if I need one? Here's a quick demonstration of what an impedance mismatch sounds like so you'll know if you have one. #violin #electricviolin #cello