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|  | Diagnostic dual channel ABR for all tests in the ENT-office and hospital | |  | Ergonomic and easy to operate for fast Diagnostic Tests | |  | Fast threshold investigation with Time Step Stimulus in about 2 minutes | |  | Quasi-simultaneous measurement of 3 binaural respectively 6 levels monaural | |  | Individually programmable measuring test routines | |  | Integrated evaluation software with automatic Wave I, III and V detection | |
 | | Channels | 2 |  |
 | | Signal presentation | right, left and alternating |  |
 | | Test signal | Click, tone burst |  |
 | | Test sweep | Single Click, 3- step- and 6- step quasi simultaneous click, step stimulus sequence |  |
 | | Stimulus rate | 7/s and 14/s time step sequence, 9/s and 20/s standard ABR |  |
 | | Stimulus level | 0...100 dBHL in 5 dB steps |  |
 | | Masking | white noise 0-100 dBHL |  |
 | | Number of summations | max. 6000 (2 x 3000 in A/B buffer) |  |
 | | Headphones | TDH 39 or HDA 280 |  |
 | | EEG-gain | 86 dB (20.000) |  |
 | | Display | Test results with actual EEG (count of measurements and artifacts, signal quality, status of test) |  |
 | | Control of signal quality | By online-EEG |  |
 | | Standards | IEC 601-1, class 1, BF According to medical directive 3/42/EEC, CE 0124 |  |
 | | Power supply | Mains 100-240 V~, 50/60 Hz, app. 25 VA |  |
 | | PC requirements | Intel Pentium IV compatible, 500 MB RAM, 10 GB Harddisk, USB Port, Windows XP Pro SP2, Monitor: 1024 x 768 resolution (Optimal 1280 x 1024) |  |
 | | Dimensions | 38 x 10,5 x 23 (W x H x D) |  |
 | | Weight | 2,6 kg |  |
 | | Standard accessories | MB 22 box, external preamplifier, headphone, ABR software, disposable electrodes, electrode cables, mains cable, ground cable |  |
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