GSI 18

The GSI 18 is a single channel, manual audiometer. It is a direct replacement for our GSI 17. Its stylish design along with its portability, built-in battery compartment and ability to store calibration data for both TDH 39 and EAR 3A or 5A insert phones makes the GSI 18 the ideal solution for school system and industrial hearing screening programs.

•    11 frequencies: 125 Hz to 8000 Hz
•    Wide intensity range
•    Compact, light-weight design
•    The Affordable, Easy-To-Use Screening Solution
•    The Affordable Audiometric Screener:
    *    Ergonomic design makes performing tests easier than ever before.
    *    Front panel controls are clearly labeled.
    *    HL levels displayed in large numbers on the GSI 18's LCD screen.
•    AC line power and/or battery
•    Calibration storage for standard earphones and optional insert phone

Frequencies
• Range: 125, 250, 500, 750, 1000, 1500, 2000, 3000, 4000, 6000, and 8000 Hz
• Accuracy: +/- 2%
• Total Harmonic Distortion: < 2.5%
• Rise/Fall Time: 20 to 50 msec
• Signal format: continuous, pulsed (2.5 per sec), FM (+/- 5%, 5 Hz)

Intensities
• DD 45    125 Hz    -10 to 50 dB HL
    500 to 4000 Hz   -10 to 90 dB HL
    6000 Hz          -10 to 85 dB HL
    250 and 8000 Hz  -10 to 70 dB HL