The ornamental design for a transducercover, as shown and described.
FIG. 1 is a perspective view of a transducer cover showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a side view of one side thereof;
FIG. 4 is a side view of the opposite side thereof;
FIG. 5 is a top view thereof; and,
FIG. 6 is a front view of the loudspeaker showing the transducer cover.
The dot-dash broken lines represent the bounds of the claimed design while all other broken lines are included for the purpose of illustrating the unclaimed portions of the transducer cover; the broken lines form no part of the claimed design.