1. Instrument Creation Day!
Welcome to
Instrument Creation Day!

2. Musical Instrument Categories
Membranophone
Chordophone
Idiophone
Aerophone
Electrophone

3. Membranophone Sound is made by striking a
‘membrane’ or ‘skin’ stretched across an opening
Examples:
Various kinds of Drums

4. Aerophone Sound is made by vibrating air in a column or tube Examples:
- air blows across the tube (traverse)
flute, pop bottle,
- whistle – recorder, bird calls
- reed – clarinet, grass between your thumbs…
kaan, mouth-organ
- Double reed – oboe, bassoon
straw –
(the L.U. Con-ed Vuvuzela!)

5. Idiophone Sound source is unique to the instrument –
Many kinds of percussion instruments
Stones, bones,
Sound can be caused by ‘striking’, ‘scraping’, twirling,
-- essentially causing air to vibrate around the instrument…

6. Chordophone
Sound is made by a string (chord) drawn taught over or from a resonating surface. Chordophones can be
plucked – banjo, guitar, harpsichord, etc.
Struck – birmbau, dulcimer, clavichord, piano,
Bowed – i.e. chord vibrates by causing FRICTION
violin, viola, violincello, double bass,
Also:
tiger drum

7. Electrophone Sound is made through electronic means THERAMIN
MOOG Synthesizer
Mellotron
Digital Synthesizer MIDI

8. What classification do you think the drumbone is?
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9. Didjeridoo

10. Packing Tape Frame Drum

11. Ugly Stick

12. Sewer Flute