Features
- Uses halogen light and fiber optics for brilliant view of the tympanic membrane and ear canal before and during hearing screening.
- Offers choice of 3 screening levels -- 20 dB HL, 25 dB HL, and 40 dB HL -- at 500, 1000, 2000, and 4000 Hz to suit all ages.
- Has a built-in 1000 Hz pretone, so your patients can "practice" listening before they're screened.
- Tones are presented at random intervals for objectivity.
- Lightweight and hand-held for complete portability.
- Unique ear-tip design eliminates the need for headphones.
- Rechargeable, and always ready for use.
Specifications
Operating Temperature
Range: 59° to 95°F (15° to 35°C).
All specifications apply over this temperature range.
Frequencies: 500, 1000, 2000 and 4000 Hz ±3%.
Distortion: Less than 3% total harmonic distortion (as measured at transducer input).
Rise/Fall Times: 60 ±40 msec. as measured between the -1 and -20 dB points.
Tone Duration: 1.5 ±0.2 sec.
Pause Between Tones: Varied: between 1.0 and 2.0 seconds.
Sound Level: Sound levels were established by threshold loudness balance method to TDH-39 receiver with MX41/AR cushion per ANSI S3.6
-1969 Ref. Thresholds.
±3 dB @ 500, 1000 and 2000 Hz ±4 dB @ 4000 Hz. This corresponds to the following absolute sound pressure levels when the instrument is
coupled to an occluded ear simulator per ANSI Std. No. S3.25-1979.
Warranty
1-year warranty extendable to 3 years with annual calibration.
Ordering Options
Welch Allyn AudioScope 3
- 92600 Basic-
- AudioScope 3, Set of AudioSpecs, Charging
Transformer, Recording Forms, 1 Year Warranty
- 92800 Plus -
- AudioScope 3, Set
of AudioSpecs, Charging Transformer, Charging Stand, Recording
Forms, 1 Year Warranty