The excitation coils {TAIL ~ 45a} and 45b are mounted on {HEAD ~ plate} 44 , disposed one inch below mounting plate 42 
The excitation coils { TAIL ~ 45a } and 45b are mounted on { HEAD ~ plate } 44 , disposed one inch below mounting plate 42
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH