Version 4 SHEET 1 1304 680 WIRE 112 -16 0 -16 WIRE 208 -16 112 -16 WIRE 336 -16 208 -16 WIRE 464 -16 336 -16 WIRE 864 -16 752 -16 WIRE 960 -16 864 -16 WIRE 208 16 208 -16 WIRE 464 64 464 -16 WIRE 960 64 960 -16 WIRE 0 80 0 -16 WIRE 336 80 336 -16 WIRE 752 80 752 -16 WIRE 208 128 208 96 WIRE 0 240 0 160 WIRE 208 240 208 208 WIRE 208 240 0 240 WIRE 336 240 336 144 WIRE 336 240 208 240 WIRE 464 240 464 144 WIRE 464 240 336 240 WIRE 752 240 752 160 WIRE 960 240 960 144 WIRE 960 240 752 240 WIRE 0 272 0 240 WIRE 752 272 752 240 FLAG 0 272 0 FLAG 112 -16 Z FLAG 752 272 0 FLAG 864 -16 Z2 SYMBOL ind 192 112 R0 WINDOW 39 36 108 Left 2 SYMATTR InstName L1 SYMATTR Value 330u SYMATTR SpiceLine Rser=0 SYMBOL res 192 0 R0 SYMATTR InstName R1 SYMATTR Value 1 SYMBOL cap 320 80 R0 SYMATTR InstName Cp SYMATTR Value 14.5p SYMBOL res 448 48 R0 SYMATTR InstName Rp SYMATTR Value 49.5k SYMBOL current 0 160 M180 WINDOW 0 24 80 Left 2 WINDOW 3 24 0 Left 2 WINDOW 123 24 -28 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName I1 SYMATTR Value 0 SYMATTR Value2 AC 1 SYMBOL ind 944 48 R0 WINDOW 39 36 108 Left 2 WINDOW 40 36 136 Left 2 SYMATTR InstName L2 SYMATTR Value 330u SYMATTR SpiceLine Rser=0 Rpar=49.5k SYMATTR SpiceLine2 Cpar=14.51p SYMBOL current 752 160 M180 WINDOW 0 24 80 Left 2 WINDOW 3 24 0 Left 2 WINDOW 123 24 -28 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName I2 SYMATTR Value 0 SYMATTR Value2 AC 1 TEXT 0 -112 Left 2 !.ac dec 1000 10k 10Meg TEXT 336 -224 Left 2 ;Rser=1\nSRF=2.3Meg\nCp=1/((2*pi*f0)^2*L)\nf=796kHz Q=30\nRpar=2*pi*f*L*Q = 49.5kOhm TEXT 744 -112 Left 2 ;Rpar=15kOhm für Tiefpass mit fg=200kHz