BS EN IEC 61252. Electroacoustics. Personal sound exposure meters
€23.00
BS EN IEC 60645-7. Electroacoustics. Audiometric equipment Part 7. Instruments for the measurement of auditory evoked potentials
Specification for a standard reference zero for the calibration of pure tone bone conduction audiometers
€193.00
Specification for reference levels for narrow-band masking noise
€165.00
Standard reference zero for the calibration of pure tone air conduction audiometers Specification a standard at frequencies intermediate between those given in Parts 5 and 6 BS 2497
Acoustics. Reference zero for the calibration of audiometric equipment Specification a standard reference using an artificial ear complying with BS 4669
Standard reference zero for the calibration of pure tone air conduction audiometers Specification a standard using an acoustic coupler complying with BS 4668
Hearing aids Specification for dimensions of the nipple and sealing device insert earphones
Medical electrical equipment Particular requirements for the basic safety and essential performance of ultrasonic medical diagnostic monitoring
€374.00
BS EN IEC 63440. Ultrasonics. Measurement of temperature rise produced by medical ultrasonic equipment
BS EN 63143. Electroacoustics. Modular instrumentation for acoustical measurements Part 1. Specifications
Code of practice for hearing-loop systems (HLS)
€404.00
BS EN IEC 63440 Ultrasonics - Measurement of temperature rise produced by medical ultrasonic equipment
BS EN 60601-2-66 Medical electrical equipment Part 2-66: Particular requirements for the basic safety and essential performance of hearing aids aid systems
€42.00
Specification for an artificial ear of the wide band type for the calibration of earphones used in audiometry
€77.00
