The Simrad SU90 is an ultra-long-range, low-frequency fish detection sonar. Sonar is designed without compromise. This high-performance sonar is the user's first choice.
Main functions:
Omnidirectional, 360 degrees
·90 degree vertical tilt
· operating frequency range 20-30 KHZ
· narrow beam (at operating frequency of 30 KHZ, the beam Angle is only 4.9 degrees)
· improved sound source level (3 db higher than SX90)
· hyperbolic FM emission mode (" chirp ")
· large dynamic range
High precision,
· stable beam attitude
· dual beam operation mode
· easy to learn
· can save and playback sonar data
· customizable and saved preferences
· clear and comprehensive easy sonar data
Narrow beams improve sonar range and resolution, and the vertical picture is clearer. Narrow beams also help reduce noise.