Portable Diagnostic Audiometer AD100
Specification
1. Channels: Two independent output channels
2. Air conduction:
(1) Frequency: 250Hz、500Hz、750Hz、1000Hz、1500Hz、2000Hz、3000Hz、
4000Hz、6000Hz、8000Hz;
(2) -10dB≤Hearing level for Testing≤110dB.
3. Bone Conduction:
(1) Frequency: 250Hz、500Hz、750Hz、1000Hz、1500Hz、2000Hz、3000Hz、
4000Hz、6000Hz.
(2) -10dB≤Hearing level for Testing≤60dB
4. Signal for testing: Pure tone, warble and narrowband noise.
5. Frequency accuracy: The allowable error of frequency for this audiometer is ± 2%.
6. Microphone: Built-in microphone or external gooseneck style microphone (optional) for easy communication with the testee. (Volume: 0-20 adjustable)
7. Display: LCD display, double-line accurate numerical display.
8. Distortion: Air conduction less than 2.5% while bone conduction less than 5.5%
9. Accuracy: Continuous attenuation / stepping 5dB, error 1dB
10. Masking: masking on the opposite side of the tested ear during air conduction and bone conduction tests.
11. Protection function: Protect the testees hearing from damage as much as possible
