{HEAD ~ The resulting doppler video signal} is supplied to {TAIL ~ an analog to digital converter} which converts this signal to an equivalent doppler digital signal 
{ HEAD ~ The resulting doppler video signal } is supplied to { TAIL ~ an analog to digital converter } which converts this signal to an equivalent doppler digital signal
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH