Compare Frequencies

	Note	Dur	Key
1			A
2			S
3			D
4			F
5			G
6			H
7			J
8			K

Secondary & 4^th buffer	Primary & 3^rd buffer

Offset -12 to 12		Volume

Enter semitone note values in the range from -12 to 24, where 0 is middle-C, 1 is C#, etc.

Click the Play buttons or use the keyboard shortcuts A,S,D,F,G,H,J,K to play frequencies 1 to 8.
Press the spacebar to stop.

Optionally enter durations in milliseconds beside the note. Then press the P key to play them in order.
Blank note values will play as silent pauses.

Optionally enter a value in the Offset field from -12 to 12. This will shift the frequencies up/down by that number of semitones.

The buffers show what notes are remembered short-term with high accuracy.

For further information, see the main page.