Details An automatic validation instrument for air conduction (AC) screening audiometers and acoustic booths (when used). Totally automatic Compact Easy to use Portable Consistent results Modern electronic design The ER75 Electro-Acoustic Ear Simulator is designed to provide an objective performance validation of audiometric equipment. EASE OF USE Completely automatic, the ER75 will respond in a consistent manner to produce repeatable […]

  EARS provides a quick and convenient way of checking the performance of an audiometer and the response button prior to using it with subjects.   The Electroacoustic Auto Response System (EARS) provides accurate and consistent responses to tones and gives thresholds over the frequency range 500Hz – 8000Hz. Easy To Use Light & Portable […]