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CMCs General Physics (2)
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Photometry
Properties of detectors and sources
Sound in water (2)
Ultrasonic power (2)
CHEMICAL ANALYTE
propane
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United Kingdom (2)
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Your query 'United Kingdom' produced 2 results New search

 
United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Acoustics, Ultrasound, Vibration for United Kingdom (.PDF file)
Ultrasonic power. Plane piston ultrasound transducer and generator, 0.0005 W to 1 W
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 2.5 to 6
Primary standard radiation force balance
Frequency: 0.8 MHz to 20 MHz
Approved on 29 September 2004
Internal NMI service identifier: NPL/AW/08/05
 
Ultrasonic power. Plane piston ultrasound transducer and generator, 0.50 W to 20 W
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 3.5 to 5
Calibrated radiation force balance
Frequency: 0.8 MHz to 3 MHz
Approved on 29 September 2004
Internal NMI service identifier: NPL/AW/08/05