However, with the EDGE extension to the GSM mobile radio system, the problem of reliably monitoring the output power has been raised in a more serious form since, in this case, both the phase and {HEAD ~ the amplitude information} must be transmitted linearly by {TAIL ~ the output stage} 
transmitted linearly by
However , with the EDGE extension to the GSM mobile radio system , the problem of reliably monitoring the output power has been raised in a more serious form since , in this case , both the phase and { HEAD ~ the amplitude information } must be transmitted linearly by { TAIL ~ the output stage }
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 OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL