Version 4
SHEET 1 880 916
WIRE 640 -352 112 -352
WIRE 624 -320 160 -320
WIRE 640 -304 640 -352
WIRE 704 -304 704 -336
WIRE 704 -304 640 -304
WIRE 704 -272 704 -304
WIRE 704 -272 656 -272
WIRE 320 -256 272 -256
WIRE 656 -256 656 -272
WIRE 656 -256 544 -256
WIRE 272 -240 272 -256
WIRE -448 -224 -448 -384
WIRE 160 -192 160 -320
WIRE 320 -192 160 -192
WIRE 704 -192 544 -192
WIRE 32 -176 -16 -176
WIRE -16 -144 -16 -176
WIRE 32 -144 32 -176
WIRE 320 -128 256 -128
WIRE 624 -128 624 -320
WIRE 624 -128 544 -128
WIRE 704 -128 704 -192
WIRE -80 -112 -288 -112
WIRE 160 -96 160 -128
WIRE 112 -64 112 -352
WIRE 320 -64 112 -64
WIRE 592 -64 544 -64
WIRE -448 -48 -448 -144
WIRE 32 -48 32 -112
WIRE 256 -48 256 -128
WIRE 256 -48 32 -48
WIRE -16 -32 -16 -80
WIRE 592 32 592 0
WIRE -608 64 -624 64
WIRE -448 96 -464 96
WIRE -288 96 -288 -112
WIRE -288 96 -304 96
WIRE -864 112 -912 112
WIRE -736 112 -736 64
WIRE -736 112 -800 112
WIRE -608 112 -608 64
WIRE -608 112 -624 112
WIRE -576 112 -608 112
WIRE -448 112 -448 96
WIRE -416 112 -448 112
WIRE -448 128 -448 112
WIRE -448 128 -464 128
WIRE -288 128 -304 128
WIRE -912 144 -912 112
WIRE -912 144 -944 144
WIRE -880 144 -912 144
WIRE -48 176 -96 176
WIRE -96 192 -96 176
WIRE -48 192 -48 176
WIRE -944 224 -944 208
WIRE -912 224 -944 224
WIRE -880 224 -912 224
WIRE -288 224 -288 128
WIRE -160 224 -288 224
WIRE -32 224 -48 224
WIRE -912 240 -912 224
WIRE -736 240 -912 240
WIRE -448 240 -448 128
WIRE -448 240 -624 240
WIRE -32 240 -32 224
WIRE 96 240 -32 240
WIRE 160 240 96 240
WIRE 288 240 240 240
WIRE 304 240 288 240
WIRE 416 240 368 240
WIRE 416 272 416 240
WIRE -736 288 -736 240
WIRE -624 288 -624 240
WIRE -32 288 -32 240
WIRE -96 320 -96 256
WIRE 96 320 96 240
WIRE -96 352 -96 320
WIRE -64 352 -96 352
WIRE 16 352 0 352
WIRE 288 352 288 240
WIRE 16 400 16 352
WIRE -32 480 -32 400
WIRE 96 480 96 400
WIRE 96 480 -32 480
WIRE 288 480 288 416
WIRE 288 480 96 480
WIRE 304 480 288 480
WIRE 400 480 368 480
WIRE 400 512 400 480
FLAG -448 -48 0
FLAG -448 -384 12V
FLAG 272 -240 0
FLAG 160 -96 0
FLAG 704 -336 12V
FLAG 592 32 0
FLAG 32 -144 0
FLAG -16 -32 12V
FLAG 400 512 0
FLAG 416 272 0
FLAG 16 400 0
FLAG -48 192 0
FLAG -96 320 12V
SYMBOL CD4069UB -16 -48 R180
SYMATTR InstName U1
SYMBOL voltage -448 -240 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 12
SYMBOL res 256 224 R90
WINDOW 0 10 56 VBottom 2
WINDOW 3 25 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 330k
SYMBOL res 112 416 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R2
SYMATTR Value 10Meg
SYMBOL SBORKA\\TIMER\\7555 432 -160 R0
SYMATTR InstName U2
SYMBOL cap 144 -192 R0
SYMATTR InstName C1
SYMATTR Value 0.01µ
SYMBOL res 720 -144 R90
WINDOW 0 10 56 VBottom 2
WINDOW 3 24 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 150k
SYMBOL res 688 -288 R0
SYMATTR InstName R4
SYMATTR Value 3.3Meg
SYMBOL cap 576 -64 R0
SYMATTR InstName C2
SYMATTR Value 0.01µ
SYMBOL cap 368 224 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C3
SYMATTR Value 22p
SYMBOL cap 368 464 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C4
SYMATTR Value 22p
SYMBOL CD4069UB -96 288 R180
SYMATTR InstName U3
SYMBOL CD4069UB -96 352 R270
SYMATTR InstName U4
SYMBOL cap -800 96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C5
SYMATTR Value 0.01µ
SYMBOL Misc\\xtal 272 352 R0
SYMATTR InstName C6
SYMATTR Value 1.136p
SYMATTR SpiceLine Rser=35k Lser=13.9 Rpar=1e20 Cpar=2.3p
SYMBOL cap -960 144 R0
SYMATTR InstName C7
SYMATTR Value 2200p
SYMBOL ind -896 128 R0
SYMATTR InstName L1
SYMATTR Value 0.284
SYMBOL 74HC\\74hc00 -352 176 R180
SYMATTR InstName U9
SYMBOL 74HC\\74hc00 -512 176 R180
SYMATTR InstName U10
SYMBOL 74HC\\74hc04 -672 128 R180
SYMATTR InstName U5
SYMBOL 74HC\\74hc04 -672 176 R180
SYMATTR InstName U6
SYMBOL 74HC\\74hc04 -672 304 R180
SYMATTR InstName U7
SYMBOL 74HC\\74hc04 -672 352 R180
SYMATTR InstName U8
TEXT -448 648 Left 2 ;Datenblatt: R=35k, Q=70, Cshunt=2.3p, f0=40000Hz\n \nw=2*pi*f0=251k\nsqrt(L/C) = Q*R -> L= C*(Q*R)^2 \nw^2*L*C=1 -> w^2*(C*Q*R)^2=1\n \nC = 1/(w*Q*R) = 1.136p\n-------------\n \nL = C*(Q*R)^2 = 13.9
TEXT -1056 360 Left 2 ;C von US-Sender: 2200pF, f0 = 40kHz\n \nf0 = 1/sqrt(L*C)\n \nsqrt(L*C) = 1/f0\n \nL= ((1/f0)^2)/C = 0.284
TEXT -968 -144 Left 2 !.tran 0 100ms 0 100us
TEXT -424 528 Left 2 !.inc 74hc.lib