Physical Specifications
- 10.4 cm x 12.1 cm x 4.4 cm (4.08″ x 4.75″ x 1.75″) W x L x H
- ~ 0.34 kg (0.75 lbs.)
Interface Cable
- MDportTM – USB electrical interfacing using a medical grade keyed latching connector
- Cable Length: 5 meters (16.4 feet)
Electrode Connections
- 19 Touchproof (DIN 42-802) safety connections
Amplifier Inputs
- Reference Input
- Ground Input
- 11 dedicated referential electrode inputs
- 2 inputs configurable as separate referential inputs or 1 differential pair
- 2 inputs configurable as referential inputs or 2 differential pairs (when used with the dedicated referential jack associated with each input)
- Selectable continuous impedance testing when the EEG Amplifier is connected to the Monitoring System’s computer. Measurement is accurate to 1 kΩ or 20%, whichever is greater. (Note: The impedance test signal can be turned off by the user.)
Electrical Specifications
- Input Impedance: ~10 MΩ with impedance test circuit enabled (>20MΩ with the impedance test circuit disabled)
- CMRR: ~100 dB at 50/60 Hz with no input imbalance with a 5kΩ impedance imbalance
- Noise: Less than 2 μV p-p
- Inter-channel Cross Talk: Less than 0.10% (-60db)
- Gain: 33.5 ± 2.2 % before A/D converter
- Bandwidth: 0.1 to 70 Hz to 70% response points (-3db)
- Input Range: Up to 78 mV p-p full scale
- A/D Conversion: 24 bit
- Sampling Rate: 512 Hz