Use this command to insert a simple waveform.

Type

Choose which type of wave to insert: Sine, Rectangle, or Triangle.

Amplitude

Drag the slider or type the numeric value in the box to set the amplitude(level).

Frequency

Determines the pitch of the sound.
440Hz represents "A" note.

Sound Length

Determines the duration of the tone you are inserting. Use the drop-down list on the right to specify the unit.
When you choose Effect - Insert - Tone with a range of waveform selected, the length of the selection is displayed in the Sound Length box. If you change the value in the Sound Length, the waveform selection will be replaced with the specified length of tone.