Version 4
SHEET 1 1240 680
WIRE 64 -128 -80 -128
WIRE 256 -128 128 -128
WIRE -80 -32 -80 -128
WIRE -80 -32 -352 -32
WIRE 64 -32 -80 -32
WIRE 256 -32 256 -128
WIRE 256 -32 144 -32
WIRE -624 48 -720 48
WIRE -624 80 -624 48
WIRE -352 80 -352 -32
WIRE -352 80 -448 80
WIRE -272 80 -352 80
WIRE -176 80 -272 80
WIRE -16 80 -16 64
WIRE -448 128 -448 80
WIRE -352 128 -352 80
WIRE -272 128 -272 80
WIRE -176 128 -176 80
WIRE -80 144 -80 -32
WIRE -64 144 -80 144
WIRE -720 160 -720 48
WIRE 176 176 176 144
WIRE -624 192 -624 160
WIRE -592 192 -624 192
WIRE -16 192 -16 176
WIRE 64 192 -16 192
WIRE 144 192 64 192
WIRE 256 208 256 -32
WIRE 256 208 208 208
WIRE 304 208 256 208
WIRE -624 224 -624 192
WIRE -16 224 -16 192
WIRE 144 224 112 224
WIRE -448 256 -448 192
WIRE -352 256 -352 192
WIRE -352 256 -448 256
WIRE -272 256 -272 208
WIRE -272 256 -352 256
WIRE -176 256 -176 208
WIRE -176 256 -272 256
WIRE 176 272 176 240
WIRE -720 336 -720 240
WIRE -624 336 -624 304
WIRE -352 336 -352 256
WIRE -16 336 -16 304
FLAG -624 336 0
FLAG -16 336 0
FLAG 304 208 out
IOPIN 304 208 Out
FLAG -720 336 0
FLAG 176 272 0
FLAG -352 336 0
FLAG -16 64 VB
FLAG -720 48 VB
FLAG 176 144 VB
FLAG 112 224 VB2
FLAG -592 192 VB2
FLAG -352 -32 1
FLAG 64 192 2
SYMBOL diode -368 192 M180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D1
SYMBOL current -272 128 R0
WINDOW 123 15 91 Left 2
WINDOW 39 0 0 Left 2
WINDOW 3 24 136 Left 2
SYMATTR Value2 AC 1u
SYMATTR Value ""
SYMATTR InstName I1
SYMBOL res -192 112 R0
SYMATTR InstName R1
SYMATTR Value 1G
SYMBOL cap -464 128 R0
SYMATTR InstName C1
SYMATTR Value 3.5p
SYMBOL res 160 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 1Meg
SYMBOL cap 128 -144 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 0.15p
SYMBOL voltage -720 144 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL res -640 64 R0
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL res -640 208 R0
SYMATTR InstName R5
SYMATTR Value 1k
SYMBOL res -32 208 R0
SYMATTR InstName R6
SYMATTR Value 5k
SYMBOL Opamps\\LT6202 176 208 R0
SYMATTR InstName U2
SYMBOL njf -64 80 R0
SYMATTR InstName J1
SYMATTR Value BF862
SYMATTR Prefix X
TEXT -728 -56 Left 2 !.ac oct 100 10 100Meg
TEXT -728 -88 Left 2 ;;tran 100n
TEXT -728 -120 Left 2 !.inc BF862.txt