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Proposal to amend IEC 61341 TR Ed.1:1994, Method of measurement of centre beam intensity and beam angle(s) of reflector lamps

Future IEC 62150-4 Ed. 1.0: Fibre optic active components and devices - Basic test and measurement procedures - Part 4: Relative intensity noise using a time-domain optical detection system

IEC/TS 62556: Ultrasonics - Surgical systems - Specification and measurement of field parameters for High Intensity Therapeutic Ultrasound (HITU)

Fans - Determination of fan sound power levels under standardized laboratory conditions - Part 4: Sound intensity method

Surface chemical analysis - X-ray photoelectron spectroscopy - Repeatability and constancy of intensity scale

Natural gas - Correlation between odorant concentration in air and odour intensity

Committees

IEC/TC 87/WG 6

High Intensity Therapeutic Ultrasound (HITU) and Focusing transducers

Energy performance of lamp control gear - Part 2: Control gear for high intensity discharge lamps (excluding fluorescent lamps) - Method of measurement to determine the efficiency of control gear

Joint ISO/TC 43/SC 1 - IEC/TC 29 WG: Determination of high frequency sound pressure levels emitted by high intensity ultrasonic equipment

Reliability testing - Compliance tests for constant failure rate and constant failure intensity

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