An curved arrow pointing right. Pedal harps can cost $70,000 — far more than lever harps, which cost $2,000 to $9,000. At first glance, a pedal harp looks like a simple frame with a row of strings.

diatonic harps – also known as Renaissance harps – were invented. They had 24 or more gut strings, which were fixed to a soundboard with wooden pegs. Fast forward ten years, and the double-action ...