peak pressure peak pressurethe range in pressure between zero and the greatest pressure of the signal. Related Articles: Glossary: impulsive soundGlossary: dB peakWhat are soundscapes?Explosive Sound Sources TechnologyIntroduction to Signal LevelsTutorial: Pile DrivingPile drivingTutorial: Seismic AirgunUnits Page for RegulatorsSeismic Airguns Chris Knowlton2017-02-26T20:10:10-05:00