32 channel electroencephalograph. Unit consists of a cart, regulated power supply, a chart drive, an input cable, a master electrode selector, a monitor, electronic data storage devices, a computer and a plastic stimulator. Unit features fully automatic or manual operation, photic stimulation and a built-in impedance meter. The unit is designed for maximum efficiency in recording and performing encephalographic studies. The system offers a full range of electrode selection and programmed protocols. This is an advanced diagnostic unit for use in neurology clinics.