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NEW! OtoScreenIV Hand-Held Hearing Screener
OtoScreen IV Specification
| Parameter | Value | Tolerance |
|---|---|---|
|
Frequencies
|
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| Accurate Crystal Controlled | 500 Hz | +/- 0.2% |
| Accurate Crystal Controlled | 1000 Hz | +/- 0.2% |
| Accurate Crystal Controlled | 2000 Hz | +/- 0.2% |
| Accurate Crystal Controlled | 4000 Hz | +/- 0.2% |
Tone Risetime |
~120 milliseconds | Typical |
Distortion |
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| Total Harmonic Distortion | <1.0% | Typical |
| 2nd and 3rd harmonics | <0.5% | Typical |
| 4th and higher harmonics | <0.5% | Typical |
Intensity db HL |
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| Pediatric Unit | 20 and 40 | +/- 3 dB HL |
| Standard Unit | 25 and 40 | +/- 3 dB HL |
Power On to Tone On Time |
1 Second | Typical |
Tone and Boost Delay Times |
1 Second | Typical |
Power Off Delay Time |
30 Seconds | Typical |
Physical |
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| Unit weight (inlcuding 9V battery) | 5.4 oz/154 g | Typical |
| Unit dimensions (inches) | 3" dia. by 2.7" tall | Typical |