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ER75 Electro-Acoustic Ear Stimulators

An automatic validation instrument for air conduction (AC) screening audiometers and acoustic booths (when used)


Part No: ER75
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Product Information

The ER75 Electro-Acoustic Ear Simulator is designed to provide an objective performance validation of audiometric equipment.


  • Totally automatic
  • Compact
  • Easy to use
  • Portable
  • Consistent results
  • Modern electronic design
Ease of use

Completely automatic, the ER75 will respond in a consistent manner to produce repeatable thresholds over the frequency range of 250Hz to 8000Hz.

Any variations with previously recorded levels can be identified and acted upon immediately to ensure optimum performance of the audiometric test facility.


Compact and battery powered, the ER75 can be used for both static and mobile requirements.

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Protec Medical is UK registered, Registration No. 421 6141 Registered at Kenton House, Oxford Street, Moreton in Marsh, Gloucestershire, GL56 0LA
VAT Registration No. : 771 9680 87
We accept NHS purchase orders.
Please fax your order to 01608 653346
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