A tuned rubber band in D2.
An accordion playing a single, short D2
One note of a legato mezzo forte multisampled Rhodes piano playing a D2.
An accordion playing a sustained D2
A quickly released Rhodes piano on D2.
A melodica playing a sustained D2 note
An acoustic guitar playing a single D2 note.
A bass guitar playing a short D2 bass note.
A soft and staccato Rhodes piano playing a D2.
An irish flute playing a sustained D-flat2 note