NuAmps: Portable 40 Channel Digital DC EEG Amplifier
NuAmps is a high-quality and inexpensive 40-channel digital EEG amplifier that is capable of 22 bit sampling at 1000Hz, measuring signals from DC to 260Hz. It is fully compatible with the SCAN software and includes a 12-bit trigger input port for synchronizing with external stimulators such as the Neuroscan Labs STIM system for EP and ERP measurements. Since NuAmps interfaces via USB, it is simple to install and configure and requires no separate power supply.
Monopolar Channel Count.... 40
Analog inputs 40 unipolar (bipolar derivations can be computed)
Sampling frequencies 125,250,500,1000 Hz per channel, software selectable for all channels