Version 4
SHEET 1 880 680
WIRE 208 -96 16 -96
WIRE 16 -80 16 -96
WIRE 208 -80 208 -96
WIRE 16 16 16 0
WIRE 208 32 208 0
WIRE 240 32 208 32
WIRE 288 32 240 32
WIRE 208 48 208 32
WIRE -160 112 -192 112
WIRE -112 112 -160 112
WIRE 16 112 -48 112
WIRE 128 112 16 112
WIRE 160 112 128 112
WIRE -192 160 -192 112
WIRE 208 160 208 144
WIRE 240 160 208 160
WIRE 272 160 240 160
WIRE 16 176 16 112
WIRE 208 192 208 160
WIRE -192 304 -192 240
WIRE 16 304 16 256
WIRE 208 304 208 272
FLAG 208 304 0
FLAG 16 304 0
FLAG 16 16 0
FLAG -192 304 0
FLAG 128 112 1
FLAG 240 160 2
FLAG 240 32 3
FLAG -160 112 in
DATAFLAG 16 112 ""
DATAFLAG 272 160 ""
DATAFLAG 288 32 ""
SYMBOL njf 160 48 R0
SYMATTR InstName J1
SYMATTR Value U309
SYMBOL voltage 16 -96 R0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL voltage -192 144 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(2 1 1k)
SYMATTR Value2 AC 1
SYMBOL cap -112 128 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C1
SYMATTR Value 0.1µ
SYMBOL Misc\\EuropeanResistor 0 160 R0
SYMATTR InstName R1
SYMATTR Value 1meg
SYMBOL Misc\\EuropeanResistor 192 176 R0
SYMATTR InstName R3
SYMATTR Value 2.2k
SYMBOL Misc\\EuropeanResistor 192 -96 R0
SYMATTR InstName R2
SYMATTR Value 4.7k
TEXT -184 -128 Left 2 !.op
TEXT -184 -192 Left 2 !.tran 0 10m 0 10u
TEXT -184 -160 Left 2 !.options plotwinsize=0
TEXT 112 -200 Left 2 !.four 1k V(3)
TEXT -184 -240 Left 2 ;Menu-command: View -> SPICE Error Log