a voltage regulator connected to the output of the generator and further connected to intermittently control energization of {HEAD ~ the field} including {TAIL ~ a power semi conductor} in series with the field , a comparator and control stage connected to and comparing the output voltage of the alternator with a reference and controlling conduction of the power semi conductor , a first integrated circuit monolithic chip on which the power semi conductor is formed and a second IC monolithic chip on which the comparator and control stage is formed, 
including
a voltage regulator connected to the output of the generator and further connected to intermittently control energization of { HEAD ~ the field } including { TAIL ~ a power semi conductor } in series with the field , a comparator and control stage connected to and comparing the output voltage of the alternator with a reference and controlling conduction of the power semi conductor , a first integrated circuit monolithic chip on which the power semi conductor is formed and a second IC monolithic chip on which the comparator and control stage is formed ,
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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 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