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Grason-Stadler GSI 39™

Available in five different versions, the GSI 39 is a flexible screening device for tympanometry, acoustic reflex measurements, and audiometry. Offering unprecedented scalability, it allows you to easily add new features as you grow.

Also, the addition of 1 kHz allows tympanometry and tympanometry/reflex testing on babies under 6 months of age.

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GSI 39 Supplies

Want to learn more about the GSI 39?

Visit the Grason-Stadler website for a full breakdown of the features and benefits, along with a variety of educational materials.

GSI 39 page

 

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Specifications

Combo Probe (226 Hz and 1 kHz probe tones)

Part Numbers: 1739-9711, 1739-9721, 1739-9731, 1739-9741, 1739-9751

Tympanometry and Reflex Modes

Frequency: 226 Hz +⁄- 2%

Intensity: 85.5 dB SPL +⁄- 2.0 dB; measured with an IEC 60318-5 2 cc coupler

Harmonic Distortion: < 3%

Frequency: 1 kHz Hz +⁄- 2%

Intensity: 75 dB SPL +⁄- 2.0 dB; measured with an IEC 60318-5 2 cc coupler

Harmonic Distortion: < 3%