R26M
Diagnostic Tympanometer
PROBE TONE
■ 226 Hz for Admittance (Y) curve tympanometry
INTENSITY
226 Hz: 85 dB SPL ± 2dB
■ 678, 800 and 1000 Hz: 75 dB SPL ± 2 dB*
Frequency Accuracy: ± 0.5%
Harmonic distortion: Less than 1%
ADMITTANCE MEASUREMENTS
■ Compliance range at 226 Hz: 0.05 up to 7 ml
Sensitivity scale: Autoscale to appropriate range; available scale at 226 Hz: 1.5, 2, 5 or 7 ml
■ Compliance range at 678, 800 and 1000 Hz: 0 to 25 mmho*
■ Sensitivity scale HF: Autoscale to appropriate range,
AIR PRESSURE
Control: Automatic
Range: from 200 up to -400 daPa adjustable in 50 daPa steps
■ Pressure accuracy: ±10 daPa or ±10%
■ Sweep rate: 50, 100, 200, 300 daPa/sec and automatic
■ Indicator: Measured value is displayed
■ Safety limitations: -800 up to 600 daPa
ACOUSTIC REFLEX TESTS
■ Reflex test method: Threshold , Automatic, Manual
■ Stimulus duration: 0.5, 1 or 2 sec.
■ User selectable protocols for all test methods
■ Ipsi or Contralateral stimulation for all reflex test
■ Automated peak search functions available for all test methods
Manual Reflex: Pump manual control of all stimuli
■ Reflex Decay: Threshold , Automatic, Manual
■ Stimulus duration: 10 or 20 sec.
FREQUENCIES AND INTENSITY RANGES
Ipsilateral:
■ Pure tone level range (dB HL) from 50 to 110
■ Noise level range (dB SPL) from 50 to 100
■ Frequency: 500, 1000, 2000, 3000, 4000 Hz
■ Noise: BBN, HP or LP
■ Frequency accuracy: ±1%
Harmonic distortion (THD): less than 3%
Contralateral (not available for R26M-ME):
■ Pure tone level range (dB HL) from 50 to 120
■ Noise level range (dB SPL) from 50 to 115
■ Frequency: 250, 500, 1000, 2000, 3000, 4000, 6000, 8000 Hz
■ Noise: BBN, HP or LP
Frequency accuracy: ±1%
Calibration accuracy ±3 dB
■ Level steps: 1, 2, 5 or 10 dB
■ On/Off ratio: 70 dB minimum
STANDARD ACCESSORIES
■ Probe 226 Hz
■ Headband and probe handle
Probe cleaning tool kit
■ DD45 for Contra
■ Kit of assorted ear tips; size from 6 mm up to 15 mm
■ Calibration cavity with probe holder
Built-in fast thermal printer
Thermal paper roll
■ Device dust cover
■ Multilingual Quick user’s handbook
Pen Drive
■ Power supply cable (110 – 220 V)
■ Spare fuse
Manufacturer Resonance – Italy