Hourglass drums are a sub-category of

membranophone A membranophone is any musical instrument which produces sound primarily by way of a acoustic membrane, vibrating stretched membrane. It is one of the four main divisions of instruments in the original Hornbostel-Sachs scheme of musical instrument ...

, or

drum The drum is a member of the percussion group of musical instruments. In the Hornbostel–Sachs classification system, it is a membranophone. Drums consist of at least one membrane, called a drumhead or drum skin, that is stretched over a ...

, characterized by an

hourglass An hourglass (or sandglass, sand timer, or sand clock) is a device used to measure the passage of time. It comprises two glass bulbs connected vertically by a narrow neck that allows a regulated flow of a substance (historically sand) from the ...

shape. They are also known as ''waisted drums''. Drumheads are attached by laces, which may be squeezed during a performance to alter the pitch. The category also includes pellet drums such as the ''

damaru A damaru (, ; Tibetan languages, Tibetan ཌ་མ་རུ་ or རྔ་ཆུང) is a small two-headed drum, used in Hinduism and Tibetan Buddhism. In Hinduism, the damaru is known as the instrument of the Hindu deity Shiva, associated wi ...

'', although not all pellet drums are hourglass shaped (such as the Korean ''do'', ''nodo'', ''noedo'', and ''yeongdo'', which are barrel shaped). Hourglass drums exists in most regions of the world, but have very different construction methods, dimensions, purposes and playing methods. The label of hourglass drum is hence as generic as the label for bowed instrument or reed instrument. Thus the designation of Hourglass drum is used as a category in general instrument construction and does not refer to any particular uniform instrument.

References

* Drums Tubular drums {{Membranophone-instrument-stub

See also

References