How can a SART's effective range be maximized?

 How can a SART's effective range be maximized?

1) The SART should be placed in water immediately upon activation.
2) The SART should be held as high as possible.
3) Switch the SART into the "high" power position
4) If possible the SART should b mounted horizontally so that its signal matches that of the searching radar signal

 Ans__2) The SART should be held as high as possible.