Version 4
SHEET 1 1584 836
WIRE 1360 32 32 32
WIRE 1488 32 1360 32
WIRE 928 160 384 160
WIRE 1360 176 1360 32
WIRE 1488 176 1488 32
WIRE 384 288 384 160
WIRE 384 288 224 288
WIRE 544 288 384 288
WIRE 768 288 608 288
WIRE 1104 288 1056 288
WIRE 1232 288 1184 288
WIRE 32 320 32 32
WIRE 224 336 224 288
WIRE 928 352 928 160
WIRE 1056 352 1056 288
WIRE 1056 352 928 352
WIRE 1232 352 1232 288
WIRE 1360 352 1360 256
WIRE 1360 352 1232 352
WIRE 1488 352 1488 256
WIRE 928 400 928 352
WIRE 1488 400 1488 352
WIRE 1056 416 1056 352
WIRE 1104 416 1056 416
WIRE 1232 416 1232 352
WIRE 1232 416 1168 416
WIRE 384 448 384 288
WIRE 544 448 384 448
WIRE 768 448 768 288
WIRE 768 448 624 448
WIRE 864 448 768 448
WIRE 1360 448 1360 352
WIRE 1424 448 1360 448
WIRE 224 512 224 416
WIRE 384 512 384 448
WIRE 768 512 768 448
WIRE 928 544 928 496
WIRE 1488 544 1488 496
WIRE 1488 544 928 544
WIRE 1488 592 1488 544
WIRE 32 736 32 400
WIRE 224 736 224 576
WIRE 224 736 32 736
WIRE 384 736 384 576
WIRE 384 736 224 736
WIRE 768 736 768 576
WIRE 768 736 384 736
WIRE 1488 736 1488 672
WIRE 1488 736 768 736
WIRE 32 816 32 736
FLAG 32 816 0
FLAG 1488 352 out
SYMBOL voltage 32 304 R0
WINDOW 123 0 0 Left 0
WINDOW 39 24 132 Left 0
SYMATTR SpiceLine Rser=1m
SYMATTR InstName V1
SYMATTR Value 5V
SYMBOL Misc\\xtal 544 304 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName C1
SYMATTR Value 0.01p
SYMATTR SpiceLine Rser=65 Lser=25m Rpar=1T Cpar=10p
SYMBOL res 528 464 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R1
SYMATTR Value 2k
SYMBOL res 240 432 R180
WINDOW 0 36 76 Left 0
WINDOW 3 36 40 Left 0
SYMATTR InstName R2
SYMATTR Value 470
SYMBOL npn 864 400 R0
SYMATTR InstName Q1
SYMATTR Value BC547B
SYMBOL cap 368 512 R0
SYMATTR InstName C2
SYMATTR Value 22p
SYMBOL cap 208 512 R0
SYMATTR InstName C3
SYMATTR Value 1p
SYMBOL cap 752 512 R0
SYMATTR InstName C4
SYMATTR Value 22p
SYMBOL npn 1424 400 R0
SYMATTR InstName Q2
SYMATTR Value BC547B
SYMBOL res 1472 576 R0
SYMATTR InstName R3
SYMATTR Value 27
SYMBOL res 1472 160 R0
SYMATTR InstName R4
SYMATTR Value 220
SYMBOL res 1344 160 R0
SYMATTR InstName R5
SYMATTR Value 33k
SYMBOL res 1088 304 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 0 56 VBottom 0
SYMATTR InstName R6
SYMATTR Value 1k
SYMBOL cap 1104 432 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName C5
SYMATTR Value 5n
TEXT 104 80 Left 0 !.tran 0 300u 0 10p