Version 4 SHEET 1 880 680 WIRE -400 128 -464 128 WIRE -272 128 -320 128 WIRE 48 128 -272 128 WIRE 80 128 48 128 WIRE 176 128 160 128 WIRE -464 144 -464 128 WIRE 176 144 176 128 WIRE -272 160 -272 128 WIRE 48 160 48 128 WIRE -464 240 -464 224 WIRE -272 240 -272 224 WIRE -272 240 -464 240 WIRE -192 240 -272 240 WIRE 48 240 48 224 WIRE 48 240 -192 240 WIRE 176 240 176 224 WIRE 176 240 48 240 WIRE -192 256 -192 240 FLAG -192 256 0 SYMBOL ind 160 128 R0 SYMATTR InstName L1 SYMATTR Value 4µ SYMBOL cap 32 160 R0 SYMATTR InstName C1 SYMATTR Value 200p SYMBOL res 176 112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 10m SYMBOL voltage -464 128 R0 WINDOW 123 24 124 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value "" SYMATTR Value2 AC AC .1 SYMBOL cap -288 160 R0 SYMATTR InstName C2 SYMATTR Value 15p SYMBOL res -304 112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 50 TEXT -224 280 Left 2 !;tran 0 100µ 0 100n TEXT -304 72 Left 2 !.ac oct 1 1k 20meg