The ornamental design for a soundgenerator, as shown and described.
FIG. 1 is a rear elevational view of a sound generator showing our new design;
FIG. 2 is an enlarged rear elevational view thereof along the lines 2-2 of FIG. 1;
FIG. 3 is an alternative rear elevational view thereof wherein the latch portions thereof are in a disengaged position as opposed to the latch portions thereof shown in FIGS. 1 and 2 which are in an engaged position.
FIG. 4 is a rear, bottom, right perspective view of the embodiment of FIG. 1, a rear, top, left perspective view thereof being the same image; and,
FIG. 5 is a rear, bottom, left perspective view thereof, a rear, top, right perspective view thereof being the same image.
The broken lines showing of portions of the sound generator form no part of the claimed design. The dot-dash broken lines define the boundaries of the claimed design and form no part of the claimed design.