e3 Diagnostics

Otoacoustic Emissions (OAE)

Looking for a hearing screening and diagnostic instrument to measure OAE in patients of all ages? We have plenty! Browse our selection of fast, intuitive, and reliable OAE equipment. With over 20 devices from seven manufacturers, you’re bound to find something that suits your testing needs.

gsi-audera2

Grason-Stadler Audera DPOAE™

Serving up a combination of distortion product technology, a user-friendly graphical interface, and easy-to-read results, the GSI Audera DPOAE is ideal for OAE screening in hospitals, clinics, and offices around the world.

This instrument meets the needs for evoked potential testing by providing a unique combination of ASSR, ABR, ECochG, AMLR, and CAEP testing.

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Specifications

  • Test Types: Distortion Product Otoacoustic Emissions, Spontaneous OAE, Input/Output DPOAE
  • Protocols: Default Diagnostic and Screening, Customer Configurable
  • Display: DPgram, FFT plot, I/Ogram, Signal/Noise Ratio of selected point, Compare Test (sequential test comparisons, multiple test, multiple days)
  • Reports: Color, Black/White or PDF
  • DPOAE Stimulus Tones:
  • Frequency: 500 – 12, 000 Hz
  • Level: 20 – 80 dB SPL, in 5 dB steps
  • Accuracy: ± 3 dB
  • Harmonic Distortion: <_ 1.8% at 80 dB SPL, IEC 711 coupler, 500 – 12,000 Hz
  • Dynamic Range: 85 dB SPL, IEC 711 coupler, 500-12,000 Hz, F1 & F2 = 65 dBSPL
  • Octave Ranges: 500-1000, 1000-2000, 2000-4000, 4000-8000, 8000-12000 Hz
  • Points per Octave: 1 – 12 points
  • F2/F1 Ratio: 1.1 – 1.8
  • Test Time: Varies, depending on test parameters, environment, and scoring options