A loudspeaker RL and a DC blocking capacitor {HEAD ~ CDC} are connected in {TAIL ~ series} between the output node of the amplifier Ao and ground 
are connected in
A loudspeaker RL and a DC blocking capacitor { HEAD ~ CDC } are connected in { TAIL ~ series } between the output node of the amplifier Ao and ground
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH