Appendix A: Specifications
Distortion Product Otoacoustic Emissions (DPOAE)
Transient Evoked Otoacoustic Emissions (TEOAE)
Stimulus Intensity Range:
TEOAE: 83 dB SPL peak equivalent (±3 dB)
-20 dB SPL @ 2 kHz (1 Hz bandwidth) / -13 dB SPL
@ 1 kHz (1 Hz bandwidth)
Length: 40 in. (1.0 meter)
INSTRUMENT SPECIFICATIONS
7 in. x 2.75 in x 1.25 in (17.78 cm x 6.98 cm x 3.17
cm)
Instrument Weight: 6.4 oz. (180 gm)
OLED Display to provide user information and
progress of measurement.
4-button keypad to control instrument functions
Connectors / Communications:
Integrated USB communication capability for battery
charging and communication with PC-based database
programs or an optional PC printer
HDMI Connector for connection to the Probe
Integrated wireless Class 2 + EDR with SPP Protocol
for communication with optional printer
POWER SUPPLY SPECIFICATIONS (use only approved power supply)
100-240V AC, 50-60Hz, 400 mA
ENVIRONMENTAL REQUIREMENTS
15°C to 35°C (59°F to 95°F)
Operating Relative Humidity:
30% to 90% (non-condensing)
Maximum Operating Altitude:
Transport and Storage
Temperature:
5°C to 40°C (41°F to 104°F)