ER-10B+ Microphone

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  • ER-10B+ Microphone

ER•10B+ Microphone

Quick Overview

Low Noise™ DPOAE Microphone
The ER-10B+ Low Noise™ DPOAE Microphone has a flat frequency response through 10 kHz, with a noise level 10 dB below that of the human ear. Battery operation prevents ground loop problems. Requires external sound source: wide band earphones (ER-2) or high output earphones (ER-3A). Earphones are sold separately.

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Availability: In Stock

Low Noise™ DPOAE Microphone

  • Requires external ER•2 earphones (wide band) or ER•3A earphones (high output).*
  • Stainless steel sound tubes retain eardrum pressure response of ER•2 earphones (flat to 16 kHz)
  • Noise level is 10 dB below that of the human ear
  • Microphone frequency response flat through 10 kHz
  • Switchable amplifier for 0, 20 or 40 dB gain
  • Easy-to-replace eartips
  • Battery operation prevents ground loop problems
  • ER•10D eartips can be used with this microphone

*Insert earphones sold separately

System Includes

  • Microphone and cable assembly
  • Pre-Amplifier
  • Calibration cavity
  • 1 pkg ER•2 front coupling tubes
  • 1 pkg ER•3A front coupling tubes
  • 20 probe tubes
  • 10 foam eartips (regular, 13 mm)
  • 10 Single Use EartipsTM
  • Velcro headband
  • Carrying case


Instructions For Use

Technical Specs

Technical Specifications

Sound Source
ER•2 insert earphones (wideband)
ER•3A insert earphones (higher output)


Sensitivity (@1 kHz) SPL at 0.1v 50mV/Pascal (-46 dB re 1V/uBar): 0 dB SPL = 0 dBuV
Frequency Response ±2 dB between 0.2 and 10 kHz
Undistorted Output 120 dB SPL (1V) min., 5mA min.
Noise Level 1 kHz spectrum level of noise typically below -17 dB SPL (1 Hz bandwidth)
Acoustic Polarity +Acoustic = +Electrical


Ratings & Reviews