a first controller means connected to said first switch for pulse width modulating said first switch at a first PWM frequency that is greater than said {HEAD ~ resonate frequency} thereby heating said heating element to said desired {TAIL ~ temperature} 
a first controller means connected to said first switch for pulse width modulating said first switch at a first PWM frequency that is greater than said { HEAD ~ resonate frequency } thereby heating said heating element to said desired { TAIL ~ temperature }
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 HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL