Links to other Neurophysiology related sites include:

Sonoray
http://www.sonoray.com

Interacoustics 
http://www.interacoustics.com.au

Compumedics 
www.compumedics.com

Other Associations

EPTA - The Electrophysiological Technologist's Association
http://www.epta.50megs.com

Epilepsy Society of Australia
http://www.epilepsy-society.org.au

NSSA - Neurophysiological Sciences Society of Australia
http://home.vicnet.net.au/~nssa

OSET - International Organisation of Societies of Electrophysiological Technology
http://www.oset.org

ASET - The American Society of Electroneurodiagnostic Technologists
http://www.aset.org

ASNM - The American Society for Neurophysiological Monitoring
http://www.asnm.org

APT - Association of Polysomnographic Technologists
http://www.aptweb.org