Use alcohol swabs for cleansing the skin around the ear.
Apply a small amount of electrolyte to each individual sensor. We use Abralyt HiCl from www.easycap.de , but other electrolytes should work as well.
|Remove the protective film from the adhesive.|
Ask the participant to keep hair away from the ear and gently apply the cEEGrid. The grid is perfectly positioned when it is not touching the pinna (outer-ear).
Nearly ready to go! A key step is to check the skin-electrode impedances first. The impedances may take a little while to settle, similarly to cap-based EEG.