Stephenson & Stephenson Research & Consulting
SASRAC provides trusted, authoritative research and consulting services focused on occupational and environmental safety and health challenges. With expertise in developing hearing damage risk criteria, measuring impulsive noises, evaluating hearing protector performance, and creating wireless audiometric testing technologies, SASRAC has been at the forefront of applied research since the 1970s. Founded by experienced professionals from the USAF and CDC/NIOSH, SASRAC is dedicated to advancing technologies in audiology, bioacoustics, and hearing conservation.
Industries
N/A
Nr. of Employees
small (1-50)
Stephenson & Stephenson Research & Consulting
Products
Stand-alone audiometric and signal-processing software
Custom-developed stand-alone software tools for data acquisition, signal processing, and audiometric testing, distributed as executables for common desktop operating systems.
Stand-alone audiometric and signal-processing software
Custom-developed stand-alone software tools for data acquisition, signal processing, and audiometric testing, distributed as executables for common desktop operating systems.
Services
Research design, protocol development, field and laboratory studies, data analysis, and reporting focused on noise exposure and hearing conservation.
Laboratory and fixture testing, anechoic chamber assessments, and high-SPL measurements for devices and hearing protectors.
Custom signal-processing software, stand-alone executables, data acquisition programming, and statistical analysis of auditory datasets.
Technical expert testimony and case consulting on noise exposure, hearing loss causation, and hearing protection efficacy.
Research design, protocol development, field and laboratory studies, data analysis, and reporting focused on noise exposure and hearing conservation.
Laboratory and fixture testing, anechoic chamber assessments, and high-SPL measurements for devices and hearing protectors.
Custom signal-processing software, stand-alone executables, data acquisition programming, and statistical analysis of auditory datasets.
Technical expert testimony and case consulting on noise exposure, hearing loss causation, and hearing protection efficacy.
Expertise Areas
- Hearing conservation and occupational noise research
- Impulse noise measurement and damage-risk assessment
- Audiometric test methods and large-sample human studies
- Hearing protector performance and fit-testing
Key Technologies
- Dynamic signal analysis (PXIe-standard modular instrumentation)
- High-SPL acoustic measurement (very high dB capability)
- Anechoic chamber testing
- Acoustic test fixtures for ear-canal measurements