“Technical features
• Frequency range (air)
• 125 Hz, 250 Hz, 500 Hz, 750 Hz,
• 1000 Hz, 1500 Hz, 2000 Hz,
• 3000 Hz, 4000 Hz, 6000 Hz, 8000 Hz
• Frequency range (bone)
• 125 Hz, 250 Hz, 500 Hz, 750 Hz,
• 1000 Hz, 1500 Hz, 2000 Hz,
• 3000 Hz, 4000 Hz, 6000, Hz, 8000 Hz
• Sound pressure
• Level range (air): -10 dB to 110 dB
• Level range (bone): -10 dB to 60 dB
• Level steps: 1, 2 or 5 dB steps
• Signals
• Steady, pulse and warble
• Masking
• NB
• PC connection
• USB
• Dimensions
• 150 x 140 x 110 mm
• Weight
• 500 g
Test options
• Manual test
• 20 dB auto test
• 20 dB random auto test
• xx dB auto test
• xx dB random auto test
• Decrease 10 dB random auto test
• Decrease 5 dB random auto test
• Hughson Westlake test
• SISI test
• Weber test
• Ear protection test
• MCL
• UCL
“
