Version 4 SHEET 1 1136 784 WIRE -336 -400 -368 -400 WIRE 64 -400 32 -400 WIRE -400 -336 -400 -480 WIRE 0 -336 0 -480 WIRE -624 -320 -624 -400 WIRE -608 -320 -624 -320 WIRE -448 -320 -448 -400 WIRE -448 -320 -528 -320 WIRE -432 -320 -448 -320 WIRE -224 -320 -272 -320 WIRE -208 -320 -224 -320 WIRE -48 -320 -48 -400 WIRE -48 -320 -128 -320 WIRE -32 -320 -48 -320 WIRE -720 -304 -784 -304 WIRE -624 -304 -624 -320 WIRE -624 -304 -656 -304 WIRE -336 -304 -336 -400 WIRE -336 -304 -368 -304 WIRE -272 -304 -272 -320 WIRE 64 -304 64 -400 WIRE 64 -304 32 -304 WIRE 128 -304 128 -400 WIRE 128 -304 64 -304 WIRE 176 -304 128 -304 WIRE -432 -288 -480 -288 WIRE -32 -288 -80 -288 WIRE -624 -240 -624 -304 WIRE -608 -240 -624 -240 WIRE -480 -240 -480 -288 WIRE -480 -240 -544 -240 WIRE -224 -240 -224 -320 WIRE -208 -240 -224 -240 WIRE -80 -240 -80 -288 WIRE -80 -240 -144 -240 WIRE -272 -224 -272 -240 WIRE 560 -176 560 -400 WIRE -400 -144 -400 -272 WIRE 0 -144 0 -272 WIRE 704 -144 704 -160 WIRE 896 -144 704 -144 WIRE 672 -80 640 -80 WIRE 704 -16 704 -144 WIRE 560 0 560 -96 WIRE 640 0 640 -80 WIRE 640 0 560 0 WIRE 672 0 640 0 WIRE 752 16 752 -80 WIRE 752 16 736 16 WIRE 1072 16 752 16 WIRE 672 32 576 32 WIRE 576 64 576 32 WIRE 704 160 704 48 WIRE -336 176 -368 176 WIRE 64 176 32 176 WIRE -400 240 -400 96 WIRE 0 240 0 96 WIRE -624 256 -624 208 WIRE -608 256 -624 256 WIRE -448 256 -448 176 WIRE -448 256 -528 256 WIRE -432 256 -448 256 WIRE -208 256 -224 256 WIRE -48 256 -48 176 WIRE -48 256 -128 256 WIRE -32 256 -48 256 WIRE -336 272 -336 176 WIRE -336 272 -368 272 WIRE -224 272 -224 256 WIRE -224 272 -336 272 WIRE 64 272 64 176 WIRE 64 272 32 272 WIRE 160 272 160 0 WIRE 160 272 64 272 WIRE 176 272 160 272 WIRE -432 288 -480 288 WIRE -32 288 -80 288 WIRE -720 304 -800 304 WIRE -624 304 -624 256 WIRE -624 304 -656 304 WIRE -624 336 -624 304 WIRE -608 336 -624 336 WIRE -480 336 -480 288 WIRE -480 336 -544 336 WIRE -224 336 -224 272 WIRE -208 336 -224 336 WIRE -80 336 -80 288 WIRE -80 336 -144 336 WIRE -400 432 -400 304 WIRE 0 432 0 304 WIRE 480 464 480 432 FLAG -784 -224 0 FLAG 176 -304 sigI FLAG 176 272 sigQ FLAG -800 384 0 FLAG 704 240 0 FLAG 576 64 0 FLAG 704 -240 0 FLAG 1072 16 sum FLAG 0 432 0 FLAG -400 432 0 FLAG -400 -144 0 FLAG 0 -144 0 FLAG 480 544 0 FLAG -480 -160 ref FLAG -80 -160 ref FLAG -480 416 ref FLAG -80 416 ref FLAG 480 432 ref FLAG -400 96 cc FLAG 0 96 cc FLAG -400 -480 cc FLAG 0 -480 cc FLAG 896 -144 cc FLAG -624 -480 ref FLAG -624 128 ref FLAG -272 -144 0 SYMBOL Opamps\\AD711 -400 -368 R0 SYMATTR InstName U1 SYMBOL voltage -784 -320 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 0 SYMATTR Value2 AC 1 SYMATTR InstName V3 SYMATTR Value SINE(0 0.1 1k) SYMBOL res -512 -336 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 4.42k SYMBOL res -352 -416 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 4.42k SYMBOL cap -544 -256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 10n SYMBOL res -496 -256 R0 SYMATTR InstName R3 SYMATTR Value 123.1k SYMBOL Opamps\\AD711 0 -368 R0 SYMATTR InstName U2 SYMBOL res -112 -336 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 4.42k SYMBOL res 48 -416 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R5 SYMATTR Value 4.42k SYMBOL cap -144 -256 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C2 SYMATTR Value 10n SYMBOL res -96 -256 R0 SYMATTR InstName R6 SYMATTR Value 11.2k SYMBOL Opamps\\AD711 -400 208 R0 SYMATTR InstName U3 SYMBOL res -512 240 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R7 SYMATTR Value 4.42k SYMBOL res -352 160 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R8 SYMATTR Value 4.42k SYMBOL cap -544 320 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value 10n SYMBOL res -496 320 R0 SYMATTR InstName R9 SYMATTR Value 2.8k SYMBOL Opamps\\AD711 0 208 R0 SYMATTR InstName U4 SYMBOL res -112 240 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R10 SYMATTR Value 4.42k SYMBOL res 48 160 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R11 SYMATTR Value 4.42k SYMBOL cap -144 320 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C4 SYMATTR Value 10n SYMBOL res -96 320 R0 SYMATTR InstName R12 SYMATTR Value 31.2k SYMBOL voltage -800 288 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 0 SYMATTR Value2 AC 1 SYMATTR InstName V10 SYMATTR Value SINE(0 0.1 1k 0 0 0) SYMBOL Opamps\\AD711 704 -48 R0 SYMATTR InstName U5 SYMBOL voltage 704 -144 R180 WINDOW 0 24 96 Left 2 WINDOW 3 24 16 Left 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V11 SYMATTR Value 9 SYMBOL voltage 704 144 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V12 SYMATTR Value -5 SYMBOL res 768 -96 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R13 SYMATTR Value 1k SYMBOL res 576 -80 R180 WINDOW 0 36 76 Left 2 WINDOW 3 36 40 Left 2 SYMATTR InstName R14 SYMATTR Value 1k SYMBOL res 464 16 R270 WINDOW 0 32 56 VTop 2 WINDOW 3 0 56 VBottom 2 SYMATTR InstName R15 SYMATTR Value 1k SYMBOL voltage 480 448 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 4.5 SYMBOL cap -656 -320 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C5 SYMATTR Value 10µ SYMBOL cap -656 288 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C6 SYMATTR Value 10µ SYMBOL res -640 -496 R0 SYMATTR InstName R16 SYMATTR Value 10k SYMBOL res -640 112 R0 SYMATTR InstName R17 SYMATTR Value 10k SYMBOL voltage -272 -240 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 0 SYMATTR Value2 AC 1 SYMATTR InstName V2 SYMATTR Value SINE(0 0.1 1k) SYMBOL cap -288 -304 R0 SYMATTR InstName C7 SYMATTR Value 100µ TEXT -64 600 Left 2 !;tran 0 100m 10m TEXT -160 768 Left 2 ;270-2700 hz hilbert filter TEXT -1376 -80 Left 2 !.ac dec 200 20 10k TEXT -616 -88 Left 2 ;300 parallel 220 k TEXT -72 -72 Left 2 ;12k TEXT -1040 -64 Left 2 ;all caps actually 9.6n TEXT -544 504 Left 2 ;3k TEXT -88 488 Left 2 ;33k