Version 4
SHEET 1 3016 804
WIRE 576 -160 544 -160
WIRE 736 -160 656 -160
WIRE 1616 -160 736 -160
WIRE 2096 -160 1616 -160
WIRE 2576 -160 2096 -160
WIRE 736 -128 736 -160
WIRE 1632 -96 1520 -96
WIRE 1744 -96 1712 -96
WIRE 2112 -96 2016 -96
WIRE 2224 -96 2192 -96
WIRE 2592 -80 2496 -80
WIRE 2704 -80 2672 -80
WIRE 1616 -64 1616 -160
WIRE 1520 -48 1520 -96
WIRE 1584 -48 1520 -48
WIRE 2096 -48 2096 -160
WIRE 1744 -32 1744 -96
WIRE 1744 -32 1648 -32
WIRE 1792 -32 1744 -32
WIRE 1888 -32 1856 -32
WIRE 2016 -32 2016 -96
WIRE 2016 -32 1968 -32
WIRE 2064 -32 2016 -32
WIRE 2576 -32 2576 -160
WIRE 736 -16 736 -48
WIRE 784 -16 736 -16
WIRE 880 -16 848 -16
WIRE 912 -16 880 -16
WIRE 1024 -16 992 -16
WIRE 1056 -16 1024 -16
WIRE 1152 -16 1120 -16
WIRE 1184 -16 1152 -16
WIRE 1296 -16 1264 -16
WIRE 1344 -16 1296 -16
WIRE 1360 -16 1344 -16
WIRE 1456 -16 1424 -16
WIRE 1584 -16 1456 -16
WIRE 2224 -16 2224 -96
WIRE 2224 -16 2128 -16
WIRE 2272 -16 2224 -16
WIRE 2368 -16 2336 -16
WIRE 2496 -16 2496 -80
WIRE 2496 -16 2448 -16
WIRE 2544 -16 2496 -16
WIRE 736 0 736 -16
WIRE 2064 0 2016 0
WIRE 2704 0 2704 -80
WIRE 2704 0 2608 0
WIRE 2768 0 2704 0
WIRE 2784 0 2768 0
WIRE 1520 16 1520 -48
WIRE 2544 16 2496 16
WIRE 208 64 176 64
WIRE 320 64 208 64
WIRE 592 64 496 64
WIRE 640 64 592 64
WIRE 688 64 640 64
WIRE 176 80 176 64
WIRE 2016 80 2016 0
WIRE 2016 80 1936 80
WIRE 96 96 -224 96
WIRE 128 96 96 96
WIRE 320 96 320 64
WIRE 496 96 496 64
WIRE 880 96 880 -16
WIRE 1024 96 1024 -16
WIRE 1152 96 1152 -16
WIRE 1296 96 1296 -16
WIRE 1456 96 1456 -16
WIRE 2496 96 2496 16
WIRE 2496 96 2416 96
WIRE -224 128 -224 96
WIRE 2016 128 2016 80
WIRE 96 144 -144 144
WIRE 128 144 96 144
WIRE 592 144 592 64
WIRE 1520 144 1520 96
WIRE 1936 144 1936 80
WIRE 2496 144 2496 96
WIRE -144 160 -144 144
WIRE 2416 160 2416 96
WIRE 496 192 496 176
WIRE -224 288 -224 208
WIRE -144 288 -144 240
WIRE -144 288 -224 288
WIRE 176 288 176 160
WIRE 176 288 -144 288
WIRE 320 288 320 176
WIRE 320 288 176 288
WIRE 496 288 496 272
WIRE 496 288 320 288
WIRE 592 288 592 208
WIRE 592 288 496 288
WIRE 736 288 736 96
WIRE 736 288 592 288
WIRE 880 288 880 160
WIRE 880 288 736 288
WIRE 1024 288 1024 160
WIRE 1024 288 880 288
WIRE 1152 288 1152 160
WIRE 1152 288 1024 288
WIRE 1296 288 1296 160
WIRE 1296 288 1152 288
WIRE 1520 288 1520 208
WIRE 1520 288 1296 288
WIRE 1616 288 1616 0
WIRE 1616 288 1520 288
WIRE 1936 288 1936 208
WIRE 1936 288 1616 288
WIRE 2096 288 2096 16
WIRE 2096 288 1936 288
WIRE 2416 288 2416 224
WIRE 2416 288 2096 288
WIRE 2576 288 2576 32
WIRE 2576 288 2416 288
WIRE -224 304 -224 288
WIRE 1456 320 1456 176
WIRE 2016 320 2016 208
WIRE 2016 320 1456 320
WIRE 2496 320 2496 224
WIRE 2496 320 2016 320
WIRE 2608 320 2496 320
WIRE 2752 320 2688 320
WIRE 2016 352 2016 320
WIRE 2752 352 2752 320
WIRE 2016 448 2016 416
WIRE 2752 448 2752 432
FLAG -224 304 0
FLAG 96 96 takt
FLAG 96 144 carr
FLAG 208 64 src
FLAG 544 -160 0
FLAG 640 64 in
FLAG 2752 448 0
FLAG 2016 448 0
FLAG 1344 -16 filt
FLAG 2768 0 out
SYMBOL voltage -144 144 R0
WINDOW 0 -67 76 Left 2
WINDOW 3 -68 109 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 1 77.5k)
SYMATTR Value2 AC 1
SYMBOL voltage -224 112 R0
WINDOW 0 -66 37 Left 2
WINDOW 3 -66 9 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value PULSE(1 0.25 20m 1m 1m 50m 150m)
SYMATTR Value2 AC 1
SYMBOL bi 176 80 R0
WINDOW 0 40 65 Left 2
WINDOW 3 -252 96 Left 2
SYMATTR InstName B2
SYMATTR Value I = V(takt) * V(carr) * 0.001
SYMBOL ind2 304 80 R0
WINDOW 0 -24 36 Left 2
WINDOW 3 -21 78 Left 2
SYMATTR InstName L1
SYMATTR Value 1µ
SYMATTR Type ind
SYMBOL ind2 512 192 R180
WINDOW 0 -26 69 Left 2
WINDOW 3 -62 39 Left 2
SYMATTR InstName L2
SYMATTR Value 4.07m
SYMATTR Type ind
SYMATTR SpiceLine Rser=2 Rpar=100k Cpar=30p
SYMBOL cap 576 144 R0
SYMATTR InstName C1
SYMATTR Value 1n
SYMBOL voltage 672 -160 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value 8V
SYMBOL res 720 -144 R0
WINDOW 0 -39 45 Left 2
WINDOW 3 -52 81 Left 2
SYMATTR InstName R5
SYMATTR Value 1.2k
SYMBOL bv 496 176 R0
WINDOW 0 33 34 Left 2
WINDOW 3 -75 104 Invisible 2
SYMATTR InstName B1
SYMATTR Value V = white(357987*time) * 2.8 * 5e-6
SYMBOL njf 688 0 R0
WINDOW 3 27 55 Left 2
SYMATTR Value BF245A
SYMATTR InstName J1
SYMBOL cap 1424 -32 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 1µ
SYMBOL Opamps\\LT1007 1616 -96 R0
WINDOW 0 16 122 Left 2
SYMATTR InstName U1
SYMBOL res 1472 80 M0
SYMATTR InstName R2
SYMATTR Value 1Meg
SYMBOL cap 1504 144 R0
SYMATTR InstName C3
SYMATTR Value 10n
SYMBOL res 1728 -112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 4.7k
SYMBOL res 1504 0 R0
SYMATTR InstName R4
SYMATTR Value 220
SYMBOL Opamps\\LT1007 2096 -80 R0
SYMATTR InstName U2
SYMBOL res 2208 -112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 4.7k
SYMBOL res 2000 112 R0
SYMATTR InstName R7
SYMATTR Value 1Meg
SYMBOL voltage 2752 336 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V4
SYMATTR Value 4V
SYMBOL res 1984 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 220
SYMBOL cap 1952 144 M0
SYMATTR InstName C4
SYMATTR Value 1µ
SYMBOL cap 1856 -48 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 1µ
SYMBOL res 2704 304 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 10k
SYMBOL cap 2000 352 R0
SYMATTR InstName C6
SYMATTR Value 100µ
SYMBOL cap 848 -32 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C7
SYMATTR Value 220p
SYMBOL ind 896 0 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L3
SYMATTR Value 4m
SYMATTR SpiceLine Rser=3 Rpar=200k
SYMBOL cap 896 96 M0
SYMATTR InstName C8
SYMATTR Value 1.8n
SYMATTR SpiceLine Rpar=1Meg
SYMBOL cap 1040 96 M0
SYMATTR InstName C9
SYMATTR Value 2.1n
SYMBOL cap 1120 -32 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C10
SYMATTR Value 120p
SYMBOL ind 1168 0 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L4
SYMATTR Value 4m
SYMATTR SpiceLine Rser=3 Rpar=200k
SYMBOL cap 1168 96 M0
SYMATTR InstName C11
SYMATTR Value 2.1n
SYMBOL cap 1312 96 M0
SYMATTR InstName C12
SYMATTR Value 2n
SYMATTR SpiceLine Rpar=220k
SYMBOL Opamps\\LT1007 2576 -64 R0
SYMATTR InstName U3
SYMBOL res 2688 -96 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R9
SYMATTR Value 4.7k
SYMBOL res 2480 128 R0
SYMATTR InstName R10
SYMATTR Value 1Meg
SYMBOL res 2464 -32 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 220
SYMBOL cap 2432 160 M0
SYMATTR InstName C13
SYMATTR Value 1µ
SYMBOL cap 2336 -32 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C14
SYMATTR Value 1µ
TEXT 296 40 Left 2 !K1 L1 L2 {signal}
TEXT -144 -160 Left 2 !.tran 0 400m 0 200n
TEXT -144 -128 Left 2 !;ac dec 10k 1k 100k
TEXT 416 312 Left 2 ;Rauschen 5 µVeff
TEXT 320 -152 Left 2 ;V(filt)/V(in)
TEXT 896 -72 Left 2 ;Ringkern
TEXT 272 0 Left 2 !.param signal=0.5mV
TEXT -144 -96 Left 2 !;ac dec 10k 10k 200k
TEXT 1176 -72 Left 2 ;Ringkern