Version 4
SHEET 1 1184 680
WIRE 144 -144 -16 -144
WIRE 288 -144 144 -144
WIRE 448 -144 288 -144
WIRE 448 -128 448 -144
WIRE 448 -32 448 -48
WIRE -16 0 -16 -144
WIRE 144 0 144 -144
WIRE 144 112 144 80
WIRE 176 112 144 112
WIRE 224 112 176 112
WIRE 352 112 288 112
WIRE 384 112 352 112
WIRE 416 112 384 112
WIRE 144 144 144 112
WIRE 352 144 352 112
WIRE 176 192 144 192
WIRE -256 224 -272 224
WIRE -240 224 -256 224
WIRE -144 224 -160 224
WIRE -128 224 -144 224
WIRE -16 224 -16 80
WIRE -16 224 -64 224
WIRE 48 224 -16 224
WIRE 96 224 48 224
WIRE 352 240 352 224
WIRE 144 256 144 240
WIRE 176 256 176 192
WIRE 176 256 144 256
WIRE 144 272 144 256
WIRE 192 272 144 272
WIRE 256 272 192 272
WIRE -16 288 -16 224
WIRE 144 288 144 272
WIRE 256 288 256 272
WIRE -272 304 -272 224
WIRE -272 400 -272 384
WIRE -16 400 -16 368
WIRE 144 400 144 368
WIRE 256 400 256 352
FLAG 144 400 0
FLAG -16 400 0
FLAG -272 400 0
FLAG 448 -32 0
FLAG 256 400 0
FLAG 48 224 g
FLAG 176 112 d
FLAG 192 272 s
FLAG 352 240 0
FLAG 384 112 out
FLAG 288 -144 vdd
FLAG 416 112 out
IOPIN 416 112 Out
FLAG -256 224 in
FLAG -144 224 in_1
SYMBOL nmos4 96 144 R0
WINDOW 0 90 32 Left 2
WINDOW 3 88 74 Left 2
SYMATTR InstName M1
SYMATTR Value nz1
SYMBOL voltage 448 -144 R0
WINDOW 123 0 0 Left 0
SYMATTR InstName Vdd
SYMATTR Value 10V
SYMBOL voltage -272 288 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 0
SYMATTR Value2 AC 1
SYMATTR InstName Vin
SYMATTR Value SINE(0 {amp} 1k)
SYMBOL res 128 272 R0
SYMATTR InstName R1
SYMATTR Value 3k
SYMBOL res 128 -16 R0
SYMATTR InstName Rd
SYMATTR Value 4k
SYMBOL res -32 272 R0
SYMATTR InstName Rg2
SYMATTR Value 1.6Meg
SYMBOL res -32 -16 R0
SYMATTR InstName Rg1
SYMATTR Value 1.6Meg
SYMBOL cap 288 96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName Cc
SYMATTR Value 1mF
SYMBOL cap -64 208 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName Cg
SYMATTR Value 0.1mF
SYMBOL res -144 208 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName Rin
SYMATTR Value 200k
SYMBOL cap 240 288 R0
SYMATTR InstName Cs
SYMATTR Value 1mF
SYMBOL res 336 128 R0
SYMATTR InstName R2
SYMATTR Value 1G
TEXT 776 144 Left 1 !.model nz1 nmos Vto=1 Kp=2m
TEXT 784 200 Left 2 !*.ac dec 100 1k 1g\n.tran 1u 10m 0 1u\n.four 1k v([out])\n.op
TEXT 768 56 Left 2 !.param amp=50m\n*.step param amp list 10m 50m 100m