at least one peaking amplifier arranged in parallel with {TAIL ~ the carrier amplifier} in such a manner that {HEAD ~ the carrier amplifier} and the peaking amplifier collectively operate as a Doherty amplifier 
at least one peaking amplifier arranged in parallel with { TAIL ~ the carrier amplifier } in such a manner that { HEAD ~ the carrier amplifier } and the peaking amplifier collectively operate as a Doherty amplifier
OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH