Testing is accomplished by performing {TAIL ~ ten separate tests} on {HEAD ~ the transponder} that are required to comply with Federal. Aviation Regulations 
Testing is accomplished by performing { TAIL ~ ten separate tests } on { HEAD ~ the transponder } that are required to comply with Federal . Aviation Regulations
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH