Forestry and gardening machinery - Noise test code for portable hand-held machines with internal combustion engine - Engineering method (Grade 2 accuracy) (ISO 22868:2021)
€166.00
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions (ISO 389-7:2019)
€58.00
Acoustics - Measurement and parametric description of spatial sound distribution curves in workrooms for evaluation of their acoustical performance (ISO 14257:2001)
€124.00
Acoustics. Reference zero for the calibration of audiometric equipment equivalent threshold vibratory force levels pure tones and bone vibrators
€269.00
Acoustics. Reference zero for the calibration of audiometric equipment threshold hearing under free-field and diffuse-field listening conditions
€193.00
Acoustics. Reference zero for the calibration of audiometric equipment equivalent threshold sound pressure levels pure tones and supra-aural earphones
Forestry and gardening machinery. Noise test code for portable hand-held machines with internal combustion engine. Engineering method (Grade 2 accuracy)
€355.00
Acoustics. Reference zero for the calibration of audiometric equipment equivalent threshold sound pressure levels pure tones and insert earphones
€165.00
Acoustics. Recommended practice for the design of low-noise workplaces containing machinery Noise control measures
Acoustics. Reference zero for the calibration of audiometric equipment equivalent threshold force levels pure tones and bone vibrators
Ergonomic assessment of speech communication Speech interference level and distances for persons with normal hearing capacity in direct (SIL method)
Acoustics. Audiometric test methods Speech audiometry
Acoustics. Audiometric test methods Basic pure tone air and bone conduction threshold audiometry
Acoustics. Audiometric test methods Sound field audiometry with pure tone and narrow-band signals
