Specifications
TYMPANOMETRY
Probe frequency: 226 Hz ± 1 %, 85 dBSPL ± 1.5 dB; 678 Hz ± 1%, 72 dBSPL ± 1.5 dB; 800 Hz ± 1%, 70.5 dBSPL ± 1.5 dB
Optional High Frequency: 1 kHz ± 1%, 69 dBSPL ± 1.5 dB
Pressure range: -600 to +400 daPa
Accuracy of Pressure ± 5 % or ± 10 daPa
Volume Range: 0.0 to 6.0 ml (compensated)
Compliance Range: 0.1 to 8.0 ml at 226 Hz; 0.1 to 15.0 mmho at 678, 800 and 1000 Hz
Accuracy of Volume: ± 5 % or 0.1 ml
Test Time: 3 - 5 seconds
AUDIOMETRY
Test Signals: Pure and warble tone (pulsed and continuous)
Test Frequencies: 125, 250, 500, 750, 1000, 1500, 2000, 3000, 4000, 6000, 8000 Hz (125 Hz excluded from bone conduction test frequencies)
Level Steps: 5 or 1 dB
Hearing Level Range AC: -10 to 120 dBHL
Hearing Level Range BC: -10 to 80 dBHL
Masking Noise: Narrow band and white noise