Version 4
SHEET 1 1492 680
WIRE 640 -160 80 -160
WIRE 832 -160 640 -160
WIRE 640 -128 640 -160
WIRE 832 -64 832 -160
WIRE 80 -32 80 -160
WIRE 352 -16 288 -16
WIRE 496 -16 432 -16
WIRE 640 -16 640 -48
WIRE 640 -16 496 -16
WIRE 768 -16 640 -16
WIRE 496 32 496 -16
WIRE 640 32 640 -16
WIRE 288 48 288 -16
WIRE 832 48 832 32
WIRE 496 144 496 96
WIRE 832 144 832 128
WIRE 832 144 496 144
WIRE 832 160 832 144
WIRE 208 224 240 192
WIRE 288 224 288 112
WIRE 368 224 336 192
WIRE 496 224 496 144
WIRE 832 256 832 240
WIRE 928 256 832 256
WIRE 1056 256 992 256
WIRE 1120 256 1056 256
WIRE 784 272 736 272
WIRE 832 272 832 256
WIRE 1120 272 1120 256
WIRE 736 288 736 272
WIRE 784 368 784 272
WIRE 832 368 832 352
WIRE 832 368 784 368
WIRE 80 384 80 48
WIRE 208 384 208 224
WIRE 208 384 80 384
WIRE 288 384 288 288
WIRE 288 384 208 384
WIRE 368 384 368 288
WIRE 368 384 288 384
WIRE 496 384 496 288
WIRE 496 384 368 384
WIRE 640 384 640 112
WIRE 640 384 496 384
WIRE 736 384 736 368
WIRE 736 384 640 384
WIRE 1120 384 1120 352
WIRE 1120 384 736 384
WIRE 80 400 80 384
FLAG 80 400 0
FLAG 1056 256 zum_Fz
SYMBOL voltage 80 -48 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 35 37 Left 2
WINDOW 3 37 71 Left 2
SYMATTR InstName V1
SYMATTR Value 5V
SYMBOL res 624 -144 R0
SYMATTR InstName R3
SYMATTR Value 68k
SYMBOL res 656 16 M0
WINDOW 0 -36 80 Left 2
WINDOW 3 -46 44 Left 2
SYMATTR InstName R4
SYMATTR Value 47k
SYMBOL cap 480 32 R0
SYMATTR InstName C4
SYMATTR Value 100p
SYMBOL cap 480 224 R0
SYMATTR InstName C5
SYMATTR Value 220p
SYMBOL cap 272 224 R0
SYMATTR InstName C2
SYMATTR Value 22p
SYMBOL res 816 256 R0
WINDOW 0 37 47 Left 2
SYMATTR InstName R2
SYMATTR Value 220
SYMBOL Misc\\xtal 304 112 R180
WINDOW 0 24 72 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName Q1
SYMATTR Value 18f
SYMATTR SpiceLine Rser=60 Lser=109.9m Cpar=5p
SYMBOL res 816 32 R0
SYMATTR InstName P1a
SYMATTR Value 200
SYMBOL cap 992 240 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C8
SYMATTR Value 10n
SYMBOL res 1136 368 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R8
SYMATTR Value 10k
SYMBOL ind 752 272 M0
SYMATTR InstName L1
SYMATTR Value 22µ
SYMATTR SpiceLine Rser=1 Cpar=6.8p
SYMBOL npn 768 -64 R0
SYMATTR InstName Q2
SYMATTR Value 2N2222
SYMBOL cap 352 224 R0
SYMATTR InstName C1
SYMATTR Value 6.8p
SYMBOL res 816 144 R0
SYMATTR InstName P1b
SYMATTR Value 300
SYMBOL voltage 448 -16 R90
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
WINDOW 0 -27 91 VRight 2
WINDOW 3 -56 -108 VRight 2
SYMATTR InstName V2
SYMATTR Value PULSE(5e4 0V 2n 1n 1n 3n 2)
TEXT 912 -144 Left 2 !.tran 0 10m 5u 2n
TEXT 848 144 Left 2 ;Poti 500 Ohm
TEXT 312 56 Left 2 ;IC-Sockel\nkapazitätsarm\naufbauen
TEXT 504 312 Left 2 ;470p bei\nkleinem F
TEXT 136 80 Left 2 ;3.5795Meg