Refa - Multichannel EEG - High Density surface EMG
Multichannel Ambulatory Surface EMG - EEG
Refa is a multichannel stationary system for neurological examination width up to272 input channels.
Refa can be connected to a PC or laptop with a USB connection and is delivered with software for data caption.
No
motion artefacts- No main interference
- Compact
- No sampling skew
- Software included
The flexible modular concept of Refa offers a wide range
of measurement parameters and user definable measurement parameters.
Refa can be used in a wide variety of medical fields and research
domaines, likehuman movement sciences,rehabilitation,
ergonomics,sports andtelemedicine.
For more channels, please take a look atMobi andPorti.
Refa Application Domains
Electroencephalography (EEG)- Surface Electromyography (sEMG)
- Electrocardiography (ECG)
- Power Position Movement
- Temperature
- Respiration
Using an optional connection adapter, Refa is suited for high density EMG measurement.
Local data storage up to 2 Gigabyte on a flash disk. Generic acquisition package for research purposes is available.
Refa Technical Specifications
Sampling
Input impedance: > 1012 omega
Sample frequency: max. 2048 Hz
Noise: < 1 µ V rms - CMRR > 100 dB typical
A/D converter : 1 a channel
Resolution A/D: 24 bit
Filtering/gain
Gain: unadjustable, factory preset
Filter: configurable in PC software
Connections: head cap connectors, electrode cables
Dimensions
8/72 channels: 210 x 207 x 92 mm
128 channels: 202 x 310 x 70 mm