Instruments spanning multiple sound-generation classes force contested classification

Evidence

The classification of some instruments is the cause of some debate. For instance, the banjo has strings, but also a membrane, and typically it is classified as a membranophone. — Ville Pulkki, Matti Karjalainen, Communication Acoustics- An…, 652

Categorization

• SHARE: The banjo-as-membranophone trivia is a good one-liner for anyone into instrument history or folk music.
• CANDY: Fun fact: the banjo officially counts as a drum in the taxonomy because its membrane dominates.
• corroborated: 2 independent passages support this claim — Ville Pulkki, Matti Karjalainen, Communication Acoustics- An…, 652