Version 4
SHEET 1 1996 852
WIRE -128 64 -224 64
WIRE -16 64 -128 64
WIRE 64 64 -16 64
WIRE 224 64 64 64
WIRE 352 64 224 64
WIRE -128 112 -128 64
WIRE -224 128 -224 64
WIRE -16 128 -16 64
WIRE 352 192 352 64
WIRE 224 208 224 64
WIRE -224 240 -224 192
WIRE -128 240 -128 192
WIRE -128 240 -224 240
WIRE -64 240 -128 240
WIRE -16 240 -16 208
WIRE -16 240 -64 240
WIRE -128 288 -128 240
WIRE -16 288 -16 240
WIRE -128 400 -128 352
WIRE -16 400 -16 368
WIRE -16 400 -128 400
WIRE 224 400 224 272
WIRE 224 400 -16 400
WIRE 352 400 352 272
WIRE 352 400 224 400
WIRE 352 416 352 400
WIRE -112 464 -224 464
WIRE 0 464 -64 464
WIRE -224 496 -224 464
WIRE -64 496 -64 464
WIRE -112 512 -112 464
WIRE -224 608 -224 576
WIRE -112 608 -112 560
WIRE -64 608 -64 576
FLAG 352 416 0
FLAG 64 64 2
FLAG -64 240 1
FLAG -224 608 0
FLAG -64 608 0
FLAG -112 608 0
FLAG 0 464 test
DATAFLAG 272 64 ""
SYMBOL bi -16 208 M180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName B1
SYMATTR Value I=gm2*V(1)
SYMBOL bi -16 288 R0
SYMATTR InstName B2
SYMATTR Value I=gm1*V(2)
SYMBOL Misc\\EuropeanResistor -144 96 R0
SYMATTR InstName R1
SYMATTR Value {R}
SYMBOL cap -144 288 R0
SYMATTR InstName C1
SYMATTR Value {C1}
SYMBOL cap 208 208 R0
SYMATTR InstName C2
SYMATTR Value {C2}
SYMBOL cap -240 128 R0
SYMATTR InstName C3
SYMATTR Value {C3}
SYMBOL current 352 272 M180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
WINDOW 123 24 -28 Left 2
WINDOW 39 0 0 Left 0
SYMATTR InstName I1
SYMATTR Value 1m
SYMATTR Value2 AC 1m
SYMBOL voltage -224 480 R0
SYMATTR InstName V1
SYMATTR Value AC 1m
SYMBOL e -64 480 R0
SYMATTR InstName E1
SYMATTR Value Laplace=1/gm1*(1+s*(C1+C3)/(gm2+1/R))/(1+s*(C1/(R*gm1)+C3+C2*(gm2/gm1+1/(R*gm1)))/(gm2+1/R) +s*s*(C1*C3/gm1+C1*C2/gm1+C2*C3/gm1)/(gm2+1/R))
TEXT -232 -216 Left 2 !.param gm1=1.5m gm2=3m R=1k C1=1u C2=1.5u C3=0.5u
TEXT -232 -144 Left 2 !.op
TEXT -232 -176 Left 2 !.ac dec 100 1 1k
TEXT -232 -88 Left 2 ;Z0=1/gm1 (DC)