BS 6111:1981

Specification for reference coupler for the measurement of hearing aids using earphones coupled to the ear by means of ear inserts

BSI Group, 06/30/1981

Publisher: BS

File Format: PDF

$44.00$88.90

Description

Published:30/06/1981

Pages:12

File Size:1 file , 510 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

Describes a coupler for loading the earphones with a specific acoustic impedance when determining the physical performance characteristics. Not intended for determining performance of a hearing aid on a person but only as a simple means for the exchange of data.

Cross References: BS 4727:Part 3:Group 08*BS 6083:Part 0*

More BS standard pdf

BS PD ISO/TR 21730:2007

Health informatics. Use of mobile wireless communication and computing technology in healthcare facilities. Recommendations for electromagnetic compatibility (management of unintentional electromagnetic interference) with medical devices

$166.00 $332.74

BS 07/30130542 DC

ISO 2471. Paper and board. Determination of opacity (paper backing). Diffuse reflectance method

$106.00 $213.60

BS PD CEN ISO/TR 20879:2007

Footwear. Performance requirements for components for footwear. Uppers

$125.00 $251.46

BS DD CEN/TS 15439:2006

Biomass gasification. Tar and particles in product gases. Sampling and analysis

$147.00 $294.64