Capacitor CF and {HEAD ~ inductor LF} provides {TAIL ~ filtering} of these pulses of current IL to produce a more steady flow of current through resistor RL 
provides
Capacitor CF and { HEAD ~ inductor LF } provides { TAIL ~ filtering } of these pulses of current IL to produce a more steady flow of current through resistor RL
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH