Frequencies and resolutions The frequencies of sonars range from infrasonic to above a megahertz. Generally, the lower frequencies have longer range, while the higher frequencies offer better resolution, and smaller size for a given directionality.
Frequencies and resolutions The frequencies of sonars range from infrasonic to above a megahertz. Generally, the lower frequencies have longer range while the higher frequencies offer better resolution, and smaller size for a given directionali,ty.