The low frequency signal path has {HEAD ~ an operational amplifier} powered to provide {TAIL ~ a low frequency, high bandwidth buffering operation} 
powered to provide
The low frequency signal path has { HEAD ~ an operational amplifier } powered to provide { TAIL ~ a low frequency , high bandwidth buffering operation }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL