Acoustical Calibration – 10B+ OAE Probe with ER3A Insert

In-factory acoustic calibration for the combination of the 10B+ OAE microphone and ER-3A insert earphones.  Requires shipment of both the 10B+ probe and ER-3A insert earphones to the IHS facilities.  It is recommended to also submit the main hardware for base amplifier calibration when performing acoustic calibration.

Call or email IHS support to schedule service.