The substrate is in thermal communication with a plurality of N independently controllable components and a plurality of {HEAD ~ input output contacts} for connecting {TAIL ~ the substrate} to an external controller 
for connecting
The substrate is in thermal communication with a plurality of N independently controllable components and a plurality of { HEAD ~ input output contacts } for connecting { TAIL ~ the substrate } to an external controller
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH