Swedish clavichords tend to be the loudest of any of the historic clavichords. Keyboard instruments such as harpsichords, clavichords, dulcimers and virginals were played. She championed informed performances and authentic restoration and use of harpsichords, clavichords and organs. He was the father of Johann Adolph Hass, who also made harpsichords and clavichords. Aside from organs, he made harpsichords and clavichords. His hobbies included building thermometers and barometers, and constructing pianos and clavichords. Some clavichords do not have a string for each key. Although not technically pianos, the following are electric harpsichords and clavichords. Some clavichords have been built with a single pair of strings for each note. Some clavichords had a pedal keyboard allowing them to be played with the feet. While clavichords were typically single manual instruments, they could be stacked to provide multiple keyboards. Today clavichords are played primarily by Renaissance, Baroque, and Classical music enthusiasts.