{HEAD ~ Distributed network} for multi lateration with {TAIL ~ circularly polarized antenna} for hemispherical coverage 
{ HEAD ~ Distributed network } for multi lateration with { TAIL ~ circularly polarized antenna } for hemispherical coverage
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH