... KHz (Dual Frequency), specify when ordering2) Choice of Output Power of echo sounder: 1 KW or 2 KW, specify ... finder4) Auto mode for hands-off operation5) Variety of display modes: A-scope, bottom-lock expansion, ... , 2/5passi/braza(7) Auto ModeAutomatic adjustment of range and gain(8) Display Mode50KHz or 200KHz ... 200A-12L(200KHz, with 12 meters cable)2. Power Supply(1) Display Unit12-24 VDC (-10%, + ...