Technical Specifications
Air Conduction Diagnostic Frequencies: 250, 500, 750, 1000, 1500, 2000, 3000, 4000, 6000, 8000 Hz
Bone Conduction Diagnostic Frequencies: 500, 1000, 2000, 4000 Hz
Air Diagnostic Level Range: -20 to 100 dB HL
Bone Diagnostic Level Range: -20 to 75 dB HL (frequency dependent)
Masking: Narrow band noise, speech noise
Air Conduction Screening Frequencies: 500, 1000, 2000, 4000 Hz
Air Conduction Screening Level: 20 or 25 dB HL
Speech Testing: Speech Recognition Threshold (SRT), Word Recognition Score (WRS)