Version 4 SHEET 1 2220 1524 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 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/{2*3.14*2e2} ) 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 voltage -288 304 R0 WINDOW 0 -72 18 Left 2 WINDOW 3 -392 108 Left 2 SYMATTR InstName Vs SYMATTR Value PULSE(0 1mV 1us 10ns 10ns 1s 2s) SYMATTR Value2 AC 0 0 TEXT 432 880 Left 2 !.TRAN 100ns 20us 0s 100ns TEXT 504 824 Left 2 ;Spice Directive