China Ysent688 Hospital Medical Ent Equipment Portable Audiometry Tympanometry, Find details about China Audiometry Tympanometry, Portable Audiometry Tympanometry from Ysent688 Hospital Medical Ent Equipment Portable Audiometry Tympanometry
Measurement Modes | Ipsilateral |
Reflex Tone Levels and Accuracy | 500 Hz, 1 kHz, 2 kHz, 4 kHz (+/-29%); Configurable over range 70 dB to 100 dBHL (4 kHz restricted to 95 dBHL) +/-3 dB, referenced to 2 ml calibration volume; Compensates for measured ear volume |
Reflex Detection Threshold and Accuracy | 0.01 ml to 0.5 ml +/-0.01 ml configurable in 0.01 ml steps |
Reflex Analysis | Reflex present/absent at each level tested; maximum amplitude of each reflex (seen on printed report & computer report); pressure at which reflex was performed |
Pressure Used for Reflex Measurement | Pressure at Tympanogram peak,or 0 daPa |
Reflex Tone Duration | 0.6 seconds |
Dimension WxDxH | 4.5inx9inx 2.8in(11.5cmx 23 cmx7 cm) |
Display | 128 x 64 px 18 lines of21 characters |
Weight | 1.433 Ib (650 g) |
Battery | NiMH rechargeable battery pack. |
Interface | Wired connection to cradle |
Main Power (To Cradle) | 100 - 240 Vac 50/60 Hz;0.2 A |
Number of Recordings with Full Charge | Up to 100 |
Auto Power-off Delay | 90 or 180 seconds |
ldle Current | 70 mA |
Current While Testing | 230 mA |