HSE Electroencephalogram Amplifier EEGA Type 690
The HSE EEGA Amplifier item 731770 has been discontinued, but you can find the manual attached here.
| Input | Floating differential input, isolated barrier internally clamped to 300 V, with protection against static discharges and 10kHz input filter for HF suppression | ||
| Input Connector | 5-pin binder socket with screw lock; pin connection corresponds to those of standard 3-pin EEG input cable | ||
| Input Impedance | 1010Ω | ||
| Common Mode Rejection | 106dB | ||
| Filters | |||
| Low-Pass Filter | High Cut Off 70Hz, 40Hz, 20Hz, 10Hz | ||
| High-Pass Filter | Low Cut Off 10Hz, 5Hz, 2.5Hz, 1Hz | ||
| Filter Indication | By green LEDs on front panel | ||
| Gain Trimmer | |||
| Switch | X1 | x10 | x100 |
| In Position x0.5 | 100 to 500 | 1000 to 5000 | 10000 to 50000 |
| In Position x1 | 200 to 1000 | 2000 to 10000 | 20000 to 100000 |
| In Position x2 | 400 to 2000 | 4000 to 20000 | 40000 to 200000 |
| Display | Bar graph 0.75 V/LED | ||
| Output | BNC connector on front panel (±10V) output voltage also available on PLUGSYS Bus | ||
| Calibration | Square-wave signal generator with amplitudes of 50µV and 100µV | ||
| Recorder Output | Internal output is connected to bus system via jumpers; EEG signal is connected to recorder via Recorder Output Module (ROM); also possible to connect recorder directly to BNC connector "EEG OUT" at front panel | ||
| Quick Start | For rapid discharge of coupling capacitors by pressure QUICK START key | ||
| Power Supply | 5V/600mA, through connector from PLUGSYS bus system | ||
| PLUGSYS Width | 2 slot units | ||
| Connector | DIN 41612, 96-pin VG | ||
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