.PS
cct_init

# Usual defs...
qrt=dimen_/4;
hlf=dimen_/2;
dim=dimen_;

L1:line right_ 3.5*dim
move up_ dim
line left_ hlf
{capacitor(down_); rlabel(,C); dot}
dot; line left_ dim ; dot
{resistor(down_); rlabel(,G); dot}
move left_ dim
#inductor(right_,W) ; llabel(,L)
inductor(right_,L) ; llabel(,L)
move left_ dim
resistor(left_); rlabel(,R)

dimension_(from L1.start to L1.end, -3mm__,$d\ell$,4mm__)

# White filled gaps last obliterate lines underneath.
move to L1.start
gap(up_, 1); llabel(,$Input$)
move to L1.end
gap(up_, 1); rlabel(,$Output$)

"{\tiny Lumped}" at (3.5*dim,-hlf)
.PE