Electroacoustics. Audiometric equipment Equipment for pure-tone and speech audiometry
€355.00
Ultrasonics. Transducers. Definitions and measurement methods regarding focusing for the transmitted fields
€404.00
Railway applications. Acoustics. Measuring of door audible warnings
€316.00
Electroacoustics. Sound calibrators
€374.00
Acoustics. Determination of sound power levels noise sources using pressure. Engineering methods for small, movable in reverberant fields Methods special reverberation test rooms
Ultrasonics. Pulse-echo scanners Techniques for calibrating spatial measurement systems and of system point-spread function response
Ultrasonics. Hydrophones Calibration for ultrasonic fields up to 40 MHz
Household and similar electrical appliances. Test code for the determination of airborne acoustical noise Procedure determining verifying declared emission values
€269.00
Acoustics. Objective method for assessing the audibility of tones in noise. Engineering method
Acoustics. Measurement of the influence road surfaces on traffic noise Reference tyres
Ultrasonics. Measurements of electroacoustical parameters and acoustic output power of spherically curved transducers using the self-reciprocity method
Electroacoustics. Instruments for measurement of aircraft noise. Performance requirements for systems to measure sound pressure levels in noise certification of aircraft
Acoustics. Temperature influence on tyre/road noise measurement Correction for temperature when testing with the CPX method
Ultrasonics. Physiotherapy systems. Field specifications and methods of measurement in the frequency range 20 kHz to 500 kHz
Acoustics. Noise emitted by machinery and equipment. Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions
