reproducer

Noun

 * 1) One who reproduces something.
 * 2) In a phonograph, a device containing a sounding diaphragm and the needle or stylus that traverses the moving record, for reproducing the sound.
 * 3) In a manograph, a device for reproducing the engine stroke on a reduced scale.
 * 4)  A series of steps which reproduce a bug or other condition of interest.
 * 1)  A series of steps which reproduce a bug or other condition of interest.