2)Select the Shift option. The Shift dialog box (below) displays the viewable portion of the screen.

Shift dialog box

3)Use the up and down slide bar to raise or lower the zero line.

4)Click the Ok box to shift the selection to the chosen level or click the Cancel box to return to the active sound

graph.

When using the Shift option, keep the following things in mind:

The Shift option will be inactive until you have a segment selected in the active window.

The Shift option affects only the zero level; it doesn’t affect the rate.

Shifting the zero level does not remove noise. It can, however, introduce noise if the phase is shifted too high or low

Silence

Silence replaces the selected segment with the sound of nothing; a sound like you've never heard before.

40 Sonic Blaster - The Software