In one aspect, a wideband signal is received and {HEAD ~ the signal} is sampled using {TAIL ~ a sampling device}, which includes an amplifier with an initial gain level, to produce a plurality of sampled signals 
is sampled using
In one aspect , a wideband signal is received and { HEAD ~ the signal } is sampled using { TAIL ~ a sampling device } , which includes an amplifier with an initial gain level , to produce a plurality of sampled signals
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH