CHIRP is the most sophisticated sonar technology available for use by the fishing and boating public. The word itself is an acronym for Compressed High-Intensity Radiated Pulse.

CHIRP sonar generates an image using a wider range of frequencies, which allows the processor to produce a much more accurate and detailed sonar image of fish, structure, or the bottom. "For freshwater use, 200 kHz is the most commonly used frequency with traditional 2Dsonar.