Keyed instruments

thumb|Video of a hurdy-gurdy being played

Nyckelharpa (, roughly "keyed fiddle" in Swedish, , plural: ) is a "keyed" bowed chordophone, primarily originating from Sweden in its modern form, but with its historical roots scattered across medieval Europe. It is similar in appearance to a fiddle or violin but larger (in its earlier forms essentially a modified vielle), which employs key-actuated tangents along the neck to change the pitch during play, much like a hurdy-gurdy. The keys slide under the strings, with the tangents set perpendicularly to the keys, reaching above the strings. Upon key-actuation, the tangent is pressed to meet