Version 4
SHEET 1 1720 680
WIRE -256 80 -368 80
WIRE -112 80 -176 80
WIRE 0 80 0 48
WIRE 0 80 -112 80
WIRE 656 80 656 64
WIRE 848 80 848 64
WIRE 1312 96 1312 64
WIRE 464 160 464 64
WIRE 432 176 384 176
WIRE 1136 176 1136 64
WIRE 656 192 656 160
WIRE 656 192 496 192
WIRE 720 192 656 192
WIRE 848 192 848 160
WIRE 848 192 784 192
WIRE 1008 192 848 192
WIRE 1104 192 1008 192
WIRE -368 208 -368 80
WIRE -112 208 -112 80
WIRE 0 208 0 80
WIRE 352 208 352 64
WIRE 432 208 352 208
WIRE 1312 208 1312 176
WIRE 1312 208 1168 208
WIRE 1104 224 1072 224
WIRE 848 240 848 192
WIRE 1008 240 1008 192
WIRE 464 272 464 224
WIRE 384 304 384 176
WIRE 560 304 384 304
WIRE 656 304 656 192
WIRE 656 304 640 304
WIRE 384 336 384 304
WIRE 1008 336 1008 320
WIRE 1072 336 1072 224
WIRE 1072 336 1008 336
WIRE 1008 352 1008 336
WIRE -368 384 -368 288
WIRE -112 384 -112 272
WIRE 0 384 0 272
WIRE 384 432 384 400
WIRE 848 432 848 320
WIRE 1008 432 1008 416
WIRE 1136 432 1136 240
FLAG -368 384 0
FLAG -112 384 0
FLAG 0 384 0
FLAG 0 48 V+
FLAG 384 432 0
FLAG 464 64 V+
FLAG 352 64 V+
FLAG 656 64 V+
FLAG 464 272 0
FLAG 848 64 V+
FLAG 848 432 0
FLAG 1008 432 0
FLAG 1136 432 0
FLAG 1136 64 V+
FLAG 1312 64 V+
SYMBOL cap -128 208 R0
SYMATTR InstName C1
SYMATTR Value 47µ
SYMATTR SpiceLine V=6.3 Irms=0 Rser=0.002 Lser=0 mfg="TDK" pn="C4532X5ROJ47@M" type="X5R"
SYMBOL voltage -368 192 R0
WINDOW 3 -67 55 Left 2
WINDOW 123 0 0 Left 2
SYMATTR Value 5V
SYMATTR InstName V1
SYMBOL res -160 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 470R
SYMBOL cap -16 208 R0
SYMATTR InstName C2
SYMATTR Value 100nF
SYMATTR SpiceLine V=16 Irms=1.99 Rser=0.0670915 Lser=0 mfg="KEMET" pn="C1210C823K4RAC" type="X7R"
SYMBOL res 656 288 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 220k
SYMBOL res 672 176 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R3
SYMATTR Value 10k
SYMBOL cap 368 336 R0
SYMATTR InstName C3
SYMATTR Value 100nF
SYMBOL cap 784 176 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 10nF
SYMBOL res 864 176 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R4
SYMATTR Value 4.7k
SYMBOL res 864 336 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R5
SYMATTR Value 4.7k
SYMBOL res 1024 336 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R6
SYMATTR Value 220k
SYMBOL cap 992 352 R0
SYMATTR InstName C5
SYMATTR Value 100nF
SYMBOL res 1328 192 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R7
SYMATTR Value 4.7k
SYMBOL Opamps\\opamp2 464 128 R0
SYMATTR InstName U1
SYMATTR Value LM393
SYMBOL Opamps\\opamp2 1136 144 R0
SYMATTR InstName U2
SYMATTR Value LM393
TEXT -376 -96 Left 2 !.tran 0 100s 0 1µs startup uic
TEXT -376 -64 Left 2 !.lib LM393.5_1