boat switch panel
The sun uses 83/200kHz frequencies. The optional XNT9 DB 74T transducer, which uses 50/83/200 kHz frequencies, increases depth capability to 3,000 feet. DualBeam Plus sonars can operate simultaneously using both frequencies to create images in splitscreen or blended displays. The sonar can cover a 60-degree cone at 83 kHz. The cone is narrow at 20 degrees. 200 kHz covers the same area.