Experimental techniques in aerodynamics: Pressure, temperature and velocity measurement techniques. Steady and unsteady pressure measurements and various types of pressure probes and transducers, errors in pressure measurements. Measurement of temperature using thermocouples, resistance thermometers, temperature sensitive paints and liquid crystals. Measurement of velocity using hot wire anemometry. Calibration of single and two wire probes. Velocity measurement using Laser Doppler Velocimetry and Particle Image Velocimetry. Data acquisition and digital signal processing techniques.