In a further embodiment, {TAIL ~ a variable antenna electrical length module} is provided with a control signal for selecting {HEAD ~ a preferred antenna electrical length} 
In a further embodiment , { TAIL ~ a variable antenna electrical length module } is provided with a control signal for selecting { HEAD ~ a preferred antenna electrical length }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD