FIG 2C shows the time profile of the analog control signal 21 that is used to adjust {HEAD ~ the gain factor} of {TAIL ~ the power amplifier} 20 
FIG 2C shows the time profile of the analog control signal 21 that is used to adjust { HEAD ~ the gain factor } of { TAIL ~ the power amplifier } 20
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH