[FIDOCAD]
FJC B 0.5
RV 40 23 19 8 0
LI 8 15 19 15 0
FCJ 2 0 3 2 0 0
LI 40 15 51 15 0
FCJ 2 0 3 2 0 0
TY 6 7 4 3 0 0 0 * y(n)
TY 42 7 4 3 0 0 0 * w(n)
TY 25 12 4 3 0 0 0 * G(z)