Drone Synthesizer
Oscillator 1
C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Octave Down
Octave Up
Start
Stop
Oscillator 2
C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Octave Down
Octave Up
Start
Stop
Oscillator 3
C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Octave Down
Octave Up
Start
Stop
Oscillator 4
C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Octave Down
Octave Up
Start
Stop