The waveguide connector 90 shown in FIG 15 is illustrative of connectors that achieve axial alignment between {TAIL ~ a pair} of to be connected waveguides through {HEAD ~ the use} of prealigned concentric surfaces 
The waveguide connector 90 shown in FIG 15 is illustrative of connectors that achieve axial alignment between { TAIL ~ a pair } of to be connected waveguides through { HEAD ~ the use } of prealigned concentric surfaces
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH