4.7 Post-test
(15) Use the Threshold Retention Function to review the results (See 3.5)
(16) If required do one or more of the following:
Record the results on an audiogram card, or
Save the results to the internal memory (Section 3.6), or
Print the results (Section 3.8), or
Transfer the results to a computer (Section 3.9)
To clear the Threshold Retention memory, use the Clear test menu option
described in Section 3.4.2.
5 Specification
5.1 Output data
Outputs: Left earphone, Right earphone, Bone (L&R)
Insert masking and Freefield
Frequency range (Hz): Air: 125-8KHz
Bone: 250Hz-8KHz
Frequency accuracy: <1%
Distortion: <2%
Output level range (AC): -10dBHL to 120dBHL maximum
Output level range (BC): -10dBHL to 70dBHL maximum
Output level range (FF): Up to 90dB
Insert masking output: 90dBHL max (250-4KHz)
Output level accuracy: Within 3dB
Output level step size: 2.5 or 5dB
Output transducer (AC): DD45 earphones (supplied)
E-5A insert earphones (option)
Output transducer (BC): B-71 bone vibrator (supplied)
Tone present: Single, pulsed, warble or continuous
Masking: Narrowband (tone) or speech-weighted
Clinical tests: Stenger & ABLB (Fowler)
Communication: Integral talk over and talk back facility
Recorded speech: Tape or CD input
Live speech: 1 x microphone input
Monitoring indicator: VU - (to IEC 60268-17; ANSI S3.6:2004)
NOAH interface: Transfer of AC, BC & ULL test results
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