In the shown asymmetrical supply configuration, the DC blocking capacitor CDC will match {TAIL ~ the DC level} of {HEAD ~ the amplifier output} 
In the shown asymmetrical supply configuration , the DC blocking capacitor CDC will match { TAIL ~ the DC level } of { HEAD ~ the amplifier output }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD