BS 5944-6:1992, ISO 4412-3:1991

Measurement of airborne noise from hydraulic fluid power systems and components. Method of test for pumps using a parallelepiped microphone array|Pumps, Hydraulic transmission systems, Hydraulic equipment, Noise (environmental), Sound intensity, Acoustic measurement, Measurement characteristics, Acoustic testing, Test equipment, Errors, Standard deviation, Environment (working), Position, Grades (quality) Click the banner to get it at ONLY: GBP98.00