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|  | Manual and automatic pump control | |  | Tympanometry with selectable pressure ranges and pump speeds | |  | Ipsi- and contralateral reflex tests - now with tone and noise | |  | Reflex decay test and ETF Test for intact and perforated eardrums | |  | High Frequency Probe Tones: 678 Hz, 800 Hz, 1000 Hz | |  | Exchangeable probe insert for screening and diagnostic use | |  | USB PC interface | |
 | | Probe frequency, intensity | 226 Hz ± 1%, 85 dB SPL into 2 cm3 |  |
 | | High frequency | 678 Hz / 800 Hz / 1000 Hz |  |
 | | Pressure range | + 200 to - 400 daPa |  |
 | | Volume range | 0,1 to 6,0 ml |  |
 | | Accuracy | ± 5% or ± 10 daPa |  |
 | | Test time | < 3 seconds |  |
 | | Test frequencies | 500, 1000, 2000, 4000 Hz ± 2% |  |
 | | Noise Stimuli | WN / HP / LP |  |
 | | Test method | ipsilateral, contralateral |  |
 | | Intensities ipsilateral | 70 ... 105 dB HL |  |
 | | Intensities contralateral | 70 ... 120 dB HL with TDH 39 contra phone |  |
 | | Ipsilateral reflex test | with AGC |  |
 | | Intensity setting | automatic or manual |  |
 | | Test time | 13 sec., 10 sec. auto tone present |  |
 | | Pressure range | + 300 to - 400 daPa |  |
 | | Standard | IEC 601-1,IEC 645-5 class 1, medical directive 93/42/EEC, (CE 0124) |  |
 | | Test program | Reflex test selectable |  |
 | | Memory | Storage of test results for both ears |  |
 | | Menu | For adapting to individual needs (Pump speed, accuracy, reflex mode etc.) |  |
 | | Probe | Lightweight adjustable hand-held probe with built-in control light and switch |  |
 | | Printer | fast, virtually silent thermal printer |  |
 | | Print time | 4 s / 12 s (Test results of both ears) |  |
 | | Display | Graphic LCD-Display, contrast adjustable |  |
 | | PC-interface | USB |  |
 | | Power supply | Mains 100 ... 240 V~, 50/60 Hz, 25 VA |  |
 | | Dimension and weight | W x D x H: 39 x 29 x 11 cm / 2,6 kg |  |
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