Medical electrical equipment Particular requirements for the basic safety and essential performance of hearing instruments instrument systems
€355.00
Draft BS EN 63412-2 Ed.1.0 Ultrasonics - Shear-wave elastography Part 2: Preparation and characterization of phantoms for performance constancy testing
€23.00
Hydraulic fluid power. Determination of the fluid-borne noise characteristics components and systems Measurement speed sound in a pipe
€316.00
Noise and vibration control on construction open sites Code of practice for basic information procedures noise
€269.00
Noise and vibration control on construction open sites Guide to noise legislation for demolition, including road maintenance
Noise and vibration control on construction open sites Code of practice for noise applicable to surface coal extraction by opencast methods
Method of expression of physical and subjective magnitudes of sound or noise in air
€77.00
Sound power levels of noise sources Guide for the use basic standards and preparation test codes
€193.00
Sound power levels of noise sources Precision methods for determination sound in anechoic and semi-anechoic rooms
Sound power levels of noise sources Survey method for determination sound
Method for calculating loudness
Specification for dimensions of plugs for hearing aids
Method of measuring noise from machine tools excluding testing in anechoic chambers
Hearing aids Method for measurement of characteristics hearing with induction pick-up coil input
€165.00
Hearing aids Methods for measurement of electroacoustical characteristics hearing with automatic gain control circuits
