Version 4
SHEET 1 880 680
WIRE 112 -144 -48 -144
WIRE 384 -144 112 -144
WIRE 496 -144 384 -144
WIRE -48 -112 -48 -144
WIRE 496 -112 496 -144
WIRE 384 -48 384 -64
WIRE -48 -32 -80 -32
WIRE -48 80 -48 -32
WIRE 112 80 112 -144
WIRE 320 80 192 80
WIRE -48 160 -112 160
WIRE -16 160 -48 160
WIRE 32 160 -16 160
WIRE 64 160 64 144
WIRE 64 160 32 160
WIRE 192 176 192 80
WIRE 192 176 112 176
WIRE -16 208 -16 160
WIRE 32 208 32 160
WIRE 384 224 384 128
WIRE 384 224 256 224
WIRE 112 288 112 176
WIRE 384 288 384 224
WIRE 256 368 256 224
WIRE 256 368 112 368
FLAG -192 240 0
FLAG 496 -32 0
FLAG -160 -32 0
FLAG -16 272 0
FLAG 32 272 0
FLAG 112 448 0
FLAG 384 432 0
SYMBOL res 96 272 R0
SYMATTR InstName R4
SYMATTR Value 68
SYMBOL npn 320 32 R0
SYMATTR InstName Q1
SYMATTR Value BC547C
SYMBOL res 368 272 R0
SYMATTR InstName R8
SYMATTR Value 33
SYMBOL njf 64 80 R0
WINDOW 0 -34 -40 Left 0
WINDOW 3 -37 -9 Left 0
SYMATTR InstName J1
SYMATTR Value 2N3819
SYMBOL voltage -192 144 R0
WINDOW 3 -117 152 Left 0
WINDOW 123 -117 185 Left 0
WINDOW 39 -116 216 Left 0
WINDOW 0 -111 36 Left 0
SYMATTR Value SINE()
SYMATTR Value2 AC 2µ
SYMATTR SpiceLine Rser=10000
SYMATTR InstName V1
SYMBOL voltage 496 -128 R0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 12
SYMBOL res -64 -128 R0
SYMATTR InstName R1
SYMATTR Value 68k
SYMBOL res -176 -16 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R2
SYMATTR Value 47k
SYMBOL res -64 64 R0
SYMATTR InstName R10
SYMATTR Value 1Meg
SYMBOL diode 16 208 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 0 272 R180
WINDOW 0 24 72 Left 0
WINDOW 3 24 0 Left 0
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL res -208 176 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R3
SYMATTR Value 51
SYMBOL res 96 352 R0
SYMATTR InstName R11
SYMATTR Value 120
SYMBOL cap 368 368 R0
SYMATTR InstName C2
SYMATTR Value 100n
SYMBOL ind 368 -160 R0
SYMATTR InstName L1
SYMATTR Value 4.7µ
SYMATTR SpiceLine Ipk=0.26 Rser=0.87 Rpar=443 Cpar=0 mfg="Coilcraft" pn="0603PS-472K"
SYMBOL ind 368 -64 R0
SYMATTR InstName L2
SYMATTR Value 4.7µ
SYMATTR SpiceLine Ipk=0.43 Rser=0.704 Rpar=443 Cpar=0 mfg="Coilcraft" pn="0805PS-472K"
TEXT -216 456 Left 0 !.ac dec 1000 450k 50Meg