4-channel EEG recorder with attached electrodes, by CamNtech, Cambridge, England, 2009-2010. Used for monitoring brain activity during sleep. 4-channel EEG recorder with attached electrodes 2009-2010
Plastic case for 4-channel EEG recorder with attached electrodes, by CamNtech, Cambridge, England, 2009-2010. Used for monitoring brain activity during sleep. Plastic case for 4-channel EEG recorder with attached electrodes 2009-2010