Version 4
SHEET 1 880 680
WIRE 432 0 224 0
WIRE 224 16 224 0
WIRE 224 144 224 96
WIRE 224 160 224 144
WIRE 432 176 432 0
WIRE 16 208 -112 208
WIRE 128 208 96 208
WIRE 160 208 128 208
WIRE 272 208 240 208
WIRE -112 224 -112 208
WIRE -112 336 -112 304
WIRE -112 432 -112 416
WIRE 224 432 224 256
WIRE 224 432 -112 432
WIRE 272 432 272 208
WIRE 272 432 224 432
WIRE 432 432 432 256
WIRE 432 432 272 432
WIRE 224 448 224 432
FLAG 224 448 0
FLAG 128 208 UGS
FLAG 224 144 UDS
SYMBOL AMScells\\n4 176 160 R0
SYMATTR InstName U1
SYMBOL voltage -112 320 R0
SYMATTR InstName VGS
SYMATTR Value 0.67
SYMBOL voltage 432 160 R0
SYMATTR InstName VDS
SYMATTR Value 3
SYMBOL res 208 0 R0
SYMATTR InstName RL
SYMATTR Value 150k
SYMBOL voltage -112 208 R0
WINDOW 123 24 34 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 1 0
SYMATTR InstName V1
SYMATTR Value ""
SYMBOL res 112 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName RS
SYMATTR Value 150k
TEXT -16 392 Left 2 !.include C:/programs/LTspiceIV/lib/sub/AMSlev49.sub
TEXT -16 360 Left 2 !.ac dec 10 10k 10T