Version 4 SHEET 1 2020 1676 WIRE 224 912 224 896 WIRE 224 912 192 912 WIRE 336 912 336 896 WIRE 336 912 304 912 WIRE 1600 912 1392 912 WIRE 1728 912 1600 912 WIRE 224 928 224 912 WIRE 336 928 336 912 WIRE 1392 928 1392 912 WIRE 1600 928 1600 912 WIRE 1728 928 1728 912 WIRE 1072 960 1024 960 WIRE 1248 960 1136 960 WIRE 1392 1024 1392 1008 WIRE 1680 1024 1392 1024 WIRE 1024 1056 1024 960 WIRE 1088 1056 1024 1056 WIRE 1248 1072 1248 960 WIRE 1248 1072 1152 1072 WIRE 1328 1072 1248 1072 WIRE 816 1088 800 1088 WIRE 944 1088 896 1088 WIRE 1088 1088 944 1088 WIRE 1424 1120 1392 1120 WIRE 1616 1120 1424 1120 WIRE 1424 1152 1424 1120 WIRE 1472 1152 1424 1152 WIRE 1600 1152 1600 1008 WIRE 1600 1152 1552 1152 WIRE 1728 1216 1728 1104 WIRE 1728 1216 1168 1216 WIRE 1728 1296 1728 1216 WIRE 1776 1296 1728 1296 WIRE 1824 1296 1776 1296 WIRE 1840 1296 1824 1296 WIRE 2000 1296 1920 1296 WIRE 1024 1312 1024 1056 WIRE 1168 1312 1168 1296 WIRE 1168 1312 1024 1312 WIRE 1824 1360 1824 1296 WIRE 1840 1360 1824 1360 WIRE 1920 1360 1920 1296 WIRE 1920 1360 1904 1360 WIRE 1600 1424 1600 1152 WIRE 1600 1424 1392 1424 WIRE 1728 1440 1728 1296 WIRE 1328 1472 1328 1072 WIRE 1680 1520 1392 1520 WIRE 1392 1536 1392 1520 WIRE 1616 1536 1616 1120 WIRE 1728 1536 1728 1520 WIRE 1392 1632 1392 1616 WIRE 1616 1632 1616 1616 WIRE 1616 1632 1392 1632 WIRE 1728 1632 1728 1616 WIRE 1728 1632 1616 1632 FLAG 2000 1296 0 FLAG 1728 912 +70V FLAG 1728 1632 -70V FLAG 1120 1040 15 FLAG 1120 1104 -15 FLAG 304 912 0 FLAG 336 816 +70V FLAG 336 1008 -70V FLAG 800 1088 0 FLAG 192 912 0 FLAG 224 816 15 FLAG 224 1008 -15 FLAG 1168 1392 0 FLAG 1776 1296 V_Out FLAG 944 1088 V_In SYMBOL nmos 1680 1440 R0 SYMATTR InstName M1 SYMATTR Value IRFP240 SYMBOL pmos 1680 1104 M180 SYMATTR InstName M2 SYMATTR Value IRFP9240 SYMBOL res 1712 912 R0 SYMATTR InstName R1 SYMATTR Value 0.22 SYMBOL res 1712 1520 R0 SYMATTR InstName R2 SYMATTR Value 0.22 SYMBOL res 1936 1280 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName Rl1 SYMATTR Value 2 SYMBOL res 1616 1024 R180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R3 SYMATTR Value 10k SYMBOL npn 1328 1024 R0 SYMATTR InstName Q1 SYMATTR Value BC337-40 SYMBOL pnp 1328 1520 M180 SYMATTR InstName Q2 SYMATTR Value BC327-40 SYMBOL res 1408 1024 R180 WINDOW 0 36 76 Left 0 WINDOW 3 36 40 Left 0 SYMATTR InstName R4 SYMATTR Value 1.38k SYMBOL res 1632 1520 M0 SYMATTR InstName R5 SYMATTR Value 10k SYMBOL res 1408 1520 M0 SYMATTR InstName R6 SYMATTR Value 1.4k SYMBOL cap 1904 1344 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value 1µ SYMBOL cap 1136 944 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C2 SYMATTR Value 1n SYMBOL voltage 336 800 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 70 SYMBOL voltage 336 912 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 70 SYMBOL Misc\\signal 912 1088 R90 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value SINE(0 7 1K) SYMBOL voltage 224 800 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V4 SYMATTR Value 15 SYMBOL voltage 224 912 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V5 SYMATTR Value 15 SYMBOL res 1568 1136 R90 WINDOW 0 0 56 VBottom 0 WINDOW 3 32 56 VTop 0 SYMATTR InstName R9 SYMATTR Value 300 SYMBOL Opamps\\LT118A 1120 1072 R0 SYMATTR InstName U1 SYMBOL res 1152 1296 R0 SYMATTR InstName R7 SYMATTR Value 1k SYMBOL res 1152 1200 R0 SYMATTR InstName R8 SYMATTR Value 10k TEXT 280 1448 Left 0 !.tran 0.01