Version 4 SHEET 1 2412 1664 WIRE 1520 1248 1376 1248 WIRE 1664 1248 1520 1248 WIRE 1776 1248 1664 1248 WIRE 1856 1248 1776 1248 WIRE 1984 1248 1920 1248 WIRE 2096 1248 1984 1248 WIRE 2256 1248 2096 1248 WIRE 1376 1280 1376 1248 WIRE 1520 1280 1520 1248 WIRE 1664 1280 1664 1248 WIRE 1776 1280 1776 1248 WIRE 1984 1280 1984 1248 WIRE 2096 1280 2096 1248 WIRE 2256 1280 2256 1248 WIRE 1376 1392 1376 1360 WIRE 1520 1392 1520 1360 WIRE 1664 1392 1664 1360 WIRE 1776 1392 1776 1344 WIRE 1984 1392 1984 1344 WIRE 2096 1392 2096 1360 WIRE 2256 1392 2256 1360 FLAG 2096 1392 0 FLAG 1984 1392 0 FLAG 1664 1392 0 FLAG 1776 1392 0 FLAG 2256 1392 0 FLAG 1520 1392 0 FLAG 1376 1392 0 FLAG 1376 1248 IN FLAG 2256 1248 OUT SYMBOL ind 2080 1264 R0 SYMATTR InstName L1 SYMATTR Value 1µ SYMBOL cap 1968 1280 R0 SYMATTR InstName C1 SYMATTR Value 420p SYMBOL ind 1648 1264 R0 SYMATTR InstName L2 SYMATTR Value 1µ SYMBOL cap 1760 1280 R0 SYMATTR InstName C2 SYMATTR Value 420p SYMBOL cap 1920 1232 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C3 SYMATTR Value {C} SYMBOL RES 2240 1264 R0 SYMATTR InstName R1 SYMATTR Value 300 SYMBOL CURRENT 1376 1360 M180 WINDOW 0 24 88 Left 2 WINDOW 3 38 36 Left 2 WINDOW 39 0 0 Left 2 WINDOW 123 8 -8 Left 2 SYMATTR InstName I1 SYMATTR Value 0 SYMATTR Value2 AC 5m SYMBOL res 1504 1264 R0 SYMATTR InstName R2 SYMATTR Value 300 TEXT 1656 1440 Left 2 !.ac oct 200 5Meg 10Meg TEXT 1656 1472 Left 2 !.step param C 50p 150p 50p TEXT 1824 1584 Top 1 ;This example schematic is supplied for informational/educational purposes only. TEXT 1504 1520 Left 2 ;This example demonstrates .stepping a global parameter,\nC, while computing the transfer function of the filter.