Version 4
SHEET 1 1652 1516
WIRE -48 672 -144 672
WIRE 64 672 -48 672
WIRE 416 672 352 672
WIRE 528 672 416 672
WIRE 624 672 528 672
WIRE 736 672 624 672
WIRE -144 688 -144 672
WIRE 416 688 416 672
WIRE 528 688 528 672
WIRE 624 688 624 672
WIRE 736 688 736 672
WIRE -48 768 -48 672
WIRE -32 768 -48 768
WIRE 64 768 48 768
WIRE -144 784 -144 768
WIRE 528 784 528 752
WIRE 624 784 624 752
WIRE 736 784 736 768
WIRE 416 800 416 768
WIRE 416 800 352 800
WIRE 384 928 352 928
WIRE 496 928 464 928
WIRE -32 960 -48 960
WIRE 64 960 32 960
WIRE -32 1056 -48 1056
WIRE 64 1056 48 1056
WIRE 384 1056 352 1056
FLAG 736 672 OUT
FLAG -144 672 IN
FLAG 496 928 0
FLAG -48 1056 0
FLAG -48 960 0
FLAG -144 784 0
FLAG 528 784 0
FLAG 624 784 0
FLAG 736 784 0
FLAG 384 1056 0
SYMBOL res 480 912 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 76.8K
SYMBOL res 64 1040 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 18.2K
SYMBOL cap 32 944 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value .002µ
SYMBOL res 400 672 R0
SYMATTR InstName R4
SYMATTR Value 100K
SYMBOL res -48 784 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 1Meg
SYMBOL voltage -144 672 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL cap 512 688 R0
SYMATTR InstName C10
SYMATTR Value 4.7µ
SYMATTR SpiceLine Rser=3m
SYMBOL cap 608 688 R0
SYMATTR InstName C11
SYMATTR Value 47µ
SYMATTR SpiceLine Rser=8m
SYMBOL res 720 672 R0
SYMATTR InstName R6
SYMATTR Value 2.75
SYMBOL LTM8074 208 864 R0
SYMATTR InstName U1
TEXT 376 1152 Left 2 !.tran 1m startup