The input wire 7A is electrically connected to the gate terminal of the amplifying means PW1 and the output wire 7B is electrically connected to {TAIL ~ the drain terminal} of {HEAD ~ the amplifying means} PW2 
The input wire 7A is electrically connected to the gate terminal of the amplifying means PW1 and the output wire 7B is electrically connected to { TAIL ~ the drain terminal } of { HEAD ~ the amplifying means } PW2
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 OTH