{HEAD ~ A low jitter direct digital frequency synthesized frequency shift keyed modulator} has {TAIL ~ a tapped delay line} to provide polyphase sampling of an asynchronous data input signal 
has
{ HEAD ~ A low jitter direct digital frequency synthesized frequency shift keyed modulator } has { TAIL ~ a tapped delay line } to provide polyphase sampling of an asynchronous data input signal
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH