Woodwind instrument pitch
ed one octave
below the soprano clarinet
. Provides a sonorous, woody bass sound for concert bands, marching bands, and clarinet ensembles. Heard on songs such as the Beatles
' "When I'm Sixty-Four" and Tennessee Ernie Ford
's "Sixteen Tons".
On the other hand, if you really want some bass, you should take a look at the contrabass clarinet or the octocontrabass clarinet, pitched two and three octaves below the soprano, respectively.