In {TAIL ~ another form}, {HEAD ~ the antenna} is mounted atop an articulated two leg boom attached to a wheeled carriage that may be self propelled or drawn and which has controls for operating the boom and for direction the antenna 
In
In { TAIL ~ another form } , { HEAD ~ the antenna } is mounted atop an articulated two leg boom attached to a wheeled carriage that may be self propelled or drawn and which has controls for operating the boom and for direction the antenna
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD 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