An electric bass in a slap playing style pops a short single D note with a clean and dry tone.
An electric bass slaps a single F note with overdrive that sustains for four seconds then quickly fades ...
An electric bass picks a single harmonic of an A note with a clean and dry tone.
An electric bass picks the harmonic of a single B note with overdrive that sustains for three seconds and ...
A single high cello note on D.
A recorder playing a single C1 note
A long high soft cello D note.
A West African calabash harp or lute playing a single high E note.