Meaning of the fundamental electrical quantities.
Electric field and magnetic field. Circuit elements R, L, C. Generators, accumulators and batteries.
Continuous time and discrete time signals.
Principles of data acquisition. Noise. Filtering and amplification.
A / D and D / A conversion. Sampling theorem. Triangle and Einthoven's theorem. Bipolar and unipolar leads.
Operating diagrams of some medical equipment:
electrocardiograph, ultrasound system, defibrillator, electrosurgical unit, heart-lung machine monitor.