Sackbut used as a clash until the Renaissance, when it became consonant in compositions, which went hand-in-hand with the widespread use of meantone temperament. During the 17th century, Well temperament began to become more and more popular as the range of keys increased. Temperament affects the colour of a composition, and therefore modern performances, typically employing equal temperament, may not be true representations of the composers' intentions. These old tunings are the result of the natural harmonic series of a brass instrument such as the sackbut. As the bell is smaller than a modern trombone, the harmonic series is closer to
Recorder (musical instrument) amount of air required for each instrument, and describes a trill or vibrato called a "vox tremula" in which "a tremulous quality in the breath" is combined with a trilling of the fingers to vary the interval from anything between a major third and a diesis. He is also the first writer to mention the recorder in D5 ("discantus"), which he leaves unnamed. Composer and singer Philibert Jambe de Fer ( 1515 – 1566) was the only French author of the 16th century to write about the recorder, in his "Epitome musical". He complains of the French name for the