This arrangement obviates {HEAD ~ needless routing} to prevent {TAIL ~ the reduction} in output level and power application efficiency which may otherwise occur due to the mismatch of the impedances and the reduction in voltages supplied for driving or controlling the amplifiers AMP10, AMP20 
to prevent
This arrangement obviates { HEAD ~ needless routing } to prevent { TAIL ~ the reduction } in output level and power application efficiency which may otherwise occur due to the mismatch of the impedances and the reduction in voltages supplied for driving or controlling the amplifiers AMP10 , AMP20
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH