Version 4 SHEET 1 2220 1524 WIRE 64 -432 -48 -432 WIRE 240 -432 64 -432 WIRE 592 -432 320 -432 WIRE 960 -432 672 -432 WIRE 1136 -432 1040 -432 WIRE 1376 -432 1216 -432 WIRE 1600 -432 1376 -432 WIRE 1600 -400 1600 -432 WIRE -48 -384 -48 -432 WIRE 64 -384 64 -432 WIRE 320 -384 320 -432 WIRE 672 -384 672 -432 WIRE 1040 -384 1040 -432 WIRE 240 -368 240 -432 WIRE 272 -368 240 -368 WIRE 592 -368 592 -432 WIRE 624 -368 592 -368 WIRE 960 -368 960 -432 WIRE 992 -368 960 -368 WIRE 272 -320 240 -320 WIRE 624 -320 592 -320 WIRE 992 -320 960 -320 WIRE 1600 -272 1600 -320 WIRE 1728 -272 1600 -272 WIRE 1792 -272 1728 -272 WIRE 64 -256 64 -304 WIRE 64 -256 -288 -256 WIRE 240 -256 240 -320 WIRE 240 -256 64 -256 WIRE 320 -256 320 -304 WIRE 592 -256 592 -320 WIRE 592 -256 320 -256 WIRE 672 -256 672 -304 WIRE 672 -256 592 -256 WIRE 960 -256 960 -320 WIRE 960 -256 672 -256 WIRE 1040 -256 1040 -304 WIRE 1040 -256 960 -256 WIRE 1600 -224 1600 -272 WIRE 1728 -224 1728 -272 WIRE 672 -208 672 -256 WIRE 1600 -96 1600 -144 WIRE 1728 -96 1728 -144 WIRE -288 128 -288 -256 WIRE -80 128 -288 128 WIRE 176 128 -80 128 WIRE 352 128 176 128 WIRE 704 128 432 128 WIRE 1072 128 784 128 WIRE 1248 128 1152 128 WIRE 1504 128 1328 128 WIRE 1568 128 1504 128 WIRE 1616 128 1568 128 WIRE 176 176 176 128 WIRE 432 176 432 128 WIRE 784 176 784 128 WIRE 1152 176 1152 128 WIRE 352 192 352 128 WIRE 384 192 352 192 WIRE 704 192 704 128 WIRE 736 192 704 192 WIRE 1072 192 1072 128 WIRE 1104 192 1072 192 WIRE 384 240 352 240 WIRE 736 240 704 240 WIRE 1104 240 1072 240 WIRE -80 304 -112 304 WIRE 176 304 176 256 WIRE 176 304 -80 304 WIRE 352 304 352 240 WIRE 352 304 176 304 WIRE 432 304 432 256 WIRE 704 304 704 240 WIRE 704 304 432 304 WIRE 784 304 784 256 WIRE 784 304 704 304 WIRE 1072 304 1072 240 WIRE 1072 304 784 304 WIRE 1152 304 1152 256 WIRE 1152 304 1072 304 WIRE -288 320 -288 128 WIRE 784 352 784 304 WIRE -288 496 -288 400 WIRE -112 528 -112 304 WIRE 656 528 -112 528 WIRE 1504 528 1504 128 WIRE 1504 528 736 528 WIRE -112 560 -112 528 WIRE -112 688 -112 640 FLAG -288 496 0 FLAG -80 128 IN FLAG -80 304 Fdbk FLAG -112 688 0 FLAG 1568 128 SEN_OUT FLAG 784 352 0 FLAG 672 -208 0 FLAG 1376 -432 OUT FLAG 1600 -96 0 FLAG -48 -384 0 FLAG 1792 -272 Vr FLAG 1728 -96 0 SYMBOL voltage -288 304 R0 WINDOW 123 -126 121 Left 2 WINDOW 0 -73 11 Left 2 WINDOW 3 -66 81 Left 2 SYMATTR Value2 AC 1 0 SYMATTR InstName Vs SYMATTR Value 0 SYMBOL res -128 544 R0 SYMATTR InstName RA SYMATTR Value 100k SYMBOL res 752 512 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName RB SYMATTR Value 100k SYMBOL e 432 160 R0 WINDOW 3 -246 196 Left 2 SYMATTR Value Laplace=100000/ (1 + s/{4*3.14*1e2} ) SYMATTR InstName E1 SYMBOL e 784 160 R0 WINDOW 3 -231 245 Left 2 SYMATTR Value Laplace=1/ (1 + s/{2*3.14*1e6} ) SYMATTR InstName E2 SYMBOL e 1152 160 R0 WINDOW 3 -208 199 Left 2 SYMATTR Value Laplace=1/ (1 + s/{2*3.14*1e7} ) SYMATTR InstName E3 SYMBOL res 1344 112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName RS1 SYMATTR Value 100 SYMBOL res 160 160 R0 SYMATTR InstName Rin1 SYMATTR Value 100k SYMBOL e 320 -400 R0 WINDOW 3 -246 196 Left 2 SYMATTR Value Laplace=(100000-2000)/ (1 + s/{4*3.14*1e2} ) SYMATTR InstName E4 SYMBOL e 672 -400 R0 WINDOW 3 -231 245 Left 2 SYMATTR Value Laplace=1/ (1 + s/{2*3.14*1e6} ) SYMATTR InstName E5 SYMBOL e 1040 -400 R0 WINDOW 3 -208 199 Left 2 SYMATTR Value Laplace=1/ (1 + s/{2*3.14*1e7} ) SYMATTR InstName E6 SYMBOL res 1232 -448 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName RS2 SYMATTR Value 100 SYMBOL res 48 -400 R0 SYMATTR InstName Rin2 SYMATTR Value 100k SYMBOL res 1584 -416 R0 SYMATTR InstName RB1 SYMATTR Value 100k SYMBOL res 1584 -240 R0 SYMATTR InstName RA1 SYMATTR Value 100k SYMBOL res 1712 -240 R0 SYMATTR InstName Rin3 SYMATTR Value 100k TEXT 472 872 Left 2 !.AC LIN 100 2.3Meg 2.5Meg TEXT 504 824 Left 2 ;Spice Directive TEXT 344 920 Left 2 ;.STEP param R2_value LIST 1k 10k 100k 1000k TEXT 488 968 Left 2 ;.param R2_value=1k TEXT 464 1016 Left 2 ;.TRAN 100ns 12us 0s 100ns