The error path controls a gain or {HEAD ~ a phase} of {TAIL ~ a second order intermodulation component} in the path turning signal based on the input signal, to generate an intermodulation compensation signal 
of
The error path controls a gain or { HEAD ~ a phase } of { TAIL ~ a second order intermodulation component } in the path turning signal based on the input signal , to generate an intermodulation compensation signal
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH