Categories: Music Theory

1. In a harpsichord, clavichord, or virginal, the jack is the device attaching the plectrum to the key, enabling the depression of the key to cause the plectrum to pluck the string. 2. In a piano, the jack is the pivoted, vertical lever that causes the hammer to rise when a key is depressed.

  • Rating:
  • (2453)
« Back to Glossary Index