Data acquisition, analysis and experiment control systems for Windows using the powerful 1401 family of laboratory interfaces. CED specialist applications include intracellular and extracellular physiology, spike shape analysis, EEG, EMG, ECG, behavioural studies, evoked response, signal averaging, spectral analysis, patch and whole cell voltage clamp systems (including dynamic clamping), teaching systems and organ bath software. Systems can also be customised by CED or the user for specific applications.