Version 4
SHEET 1 880 680
WIRE 272 -48 128 -48
WIRE 416 -48 336 -48
WIRE -112 0 -112 -64
WIRE 0 0 0 -64
WIRE 272 48 240 48
WIRE 416 48 416 -48
WIRE 416 48 352 48
WIRE -112 128 -112 80
WIRE 0 128 0 80
WIRE 320 192 320 176
WIRE 0 208 -160 208
WIRE 128 208 128 -48
WIRE 128 208 80 208
WIRE 160 208 128 208
WIRE 240 208 240 48
WIRE 240 208 224 208
WIRE 288 208 240 208
WIRE 416 224 416 48
WIRE 416 224 352 224
WIRE 288 240 240 240
WIRE -160 256 -160 208
WIRE 128 256 128 208
WIRE 320 272 320 256
WIRE -160 400 -160 336
WIRE 128 400 128 336
WIRE 128 400 -160 400
WIRE 240 400 240 240
WIRE 240 400 128 400
WIRE 288 400 240 400
WIRE 288 464 288 400
FLAG 288 464 0
FLAG 0 128 0
FLAG -112 128 0
FLAG 0 -64 -V
FLAG 320 272 -V
FLAG -112 -64 +V
FLAG 320 176 +V
SYMBOL Opamps\\LT1001 320 160 R0
SYMATTR InstName U1
SYMBOL res 368 32 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 5.6k
SYMBOL voltage -160 240 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 1
SYMATTR InstName V1
SYMATTR Value ""
SYMBOL cap 224 192 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 1.5n
SYMBOL cap 336 -64 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 220p
SYMBOL res 112 240 R0
SYMATTR InstName R2
SYMATTR Value 4.7k
SYMBOL res 96 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 4.7k
SYMBOL voltage 0 -16 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value -15
SYMBOL voltage -112 -16 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value +15
TEXT -194 488 Left 2 !.ac oct 200 30k 200k
TEXT -168 -264 Left 2 ;Berechnet mit: http://sim.okawa-denshi.jp/en/OPttool.php\nVorgebene Mittenfrequenz 77,5 KHz\nSimulierte Mittenfrequenz 65,4 KHz