... 5/10/30/50/100/150/200The basic ranges can be changed on the system menu.(4) Range ... ShiftUp to 300 meters (1000 feet, 150fathoms, 200 passi/braza)(5) Zoom RangeTimes 2 ... 5 ranges(6) Bottom Lock Expansion Range5/10meters, 10/20feet, 2/5fathoms, 2/5passi/braza(7) Auto ModeAutomatic adjustment of range ... 300W(12) Pulse-length/TX rateDisplay End Depth(m) 5, 10, 20, 40, 80, 150, 300Pulse- ...