Step 208: Use the variable capacitor 22 and {HEAD ~ the buffer} 20 to provide {TAIL ~ an RC delay}, so as to delay the input signal 
to provide
Step 208 : Use the variable capacitor 22 and { HEAD ~ the buffer } 20 to provide { TAIL ~ an RC delay } , so as to delay the input signal
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH