5 Minute Sono·August 3, 2023·1 min readPW and CW Doppler Physics 5MS In this Five Minute Sono, we explain the differences between Pulsed Wave (PW) Doppler and Continuous Wave (CW) Doppler physics, which are both essential components of spectral Doppler ultrasound. Basic POCUS Physics Knobology Color/Power Doppler