78 lines
1.6 KiB
Plaintext
78 lines
1.6 KiB
Plaintext
Version 4
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SHEET 1 896 680
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WIRE -208 48 -208 32
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WIRE -112 48 -112 32
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WIRE 128 64 96 64
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WIRE 352 64 208 64
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WIRE 256 112 224 112
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WIRE 352 112 352 64
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WIRE 352 112 320 112
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WIRE -208 144 -208 128
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WIRE -112 144 -112 128
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WIRE 288 208 288 192
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WIRE 0 224 -96 224
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WIRE 96 224 96 64
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WIRE 96 224 80 224
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WIRE 128 224 96 224
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WIRE 224 224 224 112
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WIRE 224 224 208 224
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WIRE 256 224 224 224
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WIRE -96 240 -96 224
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WIRE 352 240 352 112
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WIRE 352 240 320 240
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WIRE 384 240 352 240
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WIRE 96 256 96 224
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WIRE 256 256 224 256
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WIRE 288 288 288 272
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WIRE -96 336 -96 320
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WIRE 96 336 96 320
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FLAG -112 144 0
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FLAG 288 192 +V
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FLAG -112 32 +V
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FLAG 288 288 -V
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FLAG -208 144 0
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FLAG -208 32 -V
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FLAG 96 336 0
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FLAG 224 256 0
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FLAG -96 336 0
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FLAG 384 240 OUT
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FLAG -96 224 IN
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SYMBOL voltage -112 32 R0
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SYMATTR InstName V1
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SYMATTR Value 15
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SYMBOL voltage -208 32 R0
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SYMATTR InstName V2
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SYMATTR Value -15
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SYMBOL res 224 48 R90
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WINDOW 0 0 56 VBottom 2
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WINDOW 3 32 56 VTop 2
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SYMATTR InstName R1
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SYMATTR Value 619
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SYMBOL opamps\\LT1224 288 176 R0
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SYMATTR InstName U1
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SYMBOL cap 320 96 R90
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WINDOW 0 0 32 VBottom 2
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WINDOW 3 32 32 VTop 2
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SYMATTR InstName C2
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SYMATTR Value 100p
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SYMBOL cap 80 320 M180
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WINDOW 0 24 64 Left 2
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WINDOW 3 24 8 Left 2
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SYMATTR InstName C3
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SYMATTR Value 500p
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SYMBOL res 224 208 R90
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WINDOW 0 0 56 VBottom 2
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WINDOW 3 32 56 VTop 2
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SYMATTR InstName R2
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SYMATTR Value 825
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SYMBOL res 96 208 R90
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WINDOW 0 0 56 VBottom 2
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WINDOW 3 32 56 VTop 2
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SYMATTR InstName R3
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SYMATTR Value 619
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SYMBOL voltage -96 224 R0
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SYMATTR InstName V3
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SYMATTR Value ac 1
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TEXT 224 368 Left 2 !.ac oct 10 1K 100Meg
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TEXT 224 -8 Bottom 2 ;1MHz, 2nd Order Butterworth Filter
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