200 lines
3.7 KiB
Plaintext
200 lines
3.7 KiB
Plaintext
EESchema Schematic File Version 2
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LIBS:power
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LIBS:device
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LIBS:transistors
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LIBS:conn
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LIBS:linear
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LIBS:regul
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LIBS:74xx
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LIBS:cmos4000
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LIBS:adc-dac
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LIBS:memory
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LIBS:xilinx
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LIBS:microcontrollers
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LIBS:dsp
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LIBS:microchip
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LIBS:analog_switches
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LIBS:motorola
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LIBS:texas
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LIBS:intel
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LIBS:audio
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LIBS:interface
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LIBS:digital-audio
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LIBS:philips
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LIBS:display
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LIBS:cypress
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LIBS:siliconi
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LIBS:opto
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LIBS:atmel
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LIBS:contrib
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LIBS:valves
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LIBS:key-cache
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EELAYER 25 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 1 1
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Title ""
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Date ""
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Rev ""
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Comp ""
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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$Comp
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L 555_timer U1
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U 1 1 56607DEB
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P 2000 1750
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F 0 "U1" H 2000 1850 70 0000 C CNN
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F 1 "555_timer" H 2000 1650 70 0000 C CNN
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F 2 "" H 2000 1750 60 0000 C CNN
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F 3 "" H 2000 1750 60 0000 C CNN
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1 2000 1750
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1 0 0 -1
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$EndComp
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$Comp
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L +5V #PWR01
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U 1 1 56607E83
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P 2000 900
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F 0 "#PWR01" H 2000 750 50 0001 C CNN
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F 1 "+5V" H 2000 1040 50 0000 C CNN
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F 2 "" H 2000 900 60 0000 C CNN
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F 3 "" H 2000 900 60 0000 C CNN
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1 2000 900
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1 0 0 -1
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$EndComp
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$Comp
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L GND #PWR02
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U 1 1 56607E99
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P 2000 2650
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F 0 "#PWR02" H 2000 2400 50 0001 C CNN
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F 1 "GND" H 2000 2500 50 0000 C CNN
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F 2 "" H 2000 2650 60 0000 C CNN
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F 3 "" H 2000 2650 60 0000 C CNN
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1 2000 2650
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1 0 0 -1
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$EndComp
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Text GLabel 2800 2000 2 60 Input ~ 0
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ACTIVE
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$Comp
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L C C2
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U 1 1 56607F26
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P 3350 1950
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F 0 "C2" H 3375 2050 50 0000 L CNN
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F 1 "0.1µF" H 3375 1850 50 0000 L CNN
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F 2 "" H 3388 1800 30 0000 C CNN
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F 3 "" H 3350 1950 60 0000 C CNN
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1 3350 1950
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1 0 0 -1
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$EndComp
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$Comp
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L R R1
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U 1 1 56607F5A
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P 1100 1250
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F 0 "R1" V 1180 1250 50 0000 C CNN
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F 1 "12K" V 1100 1250 50 0000 C CNN
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F 2 "" V 1030 1250 30 0000 C CNN
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F 3 "" H 1100 1250 30 0000 C CNN
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1 1100 1250
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1 0 0 -1
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$EndComp
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$Comp
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L R R2
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U 1 1 56607F78
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P 1100 1750
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F 0 "R2" V 1180 1750 50 0000 C CNN
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F 1 "270K" V 1100 1750 50 0000 C CNN
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F 2 "" V 1030 1750 30 0000 C CNN
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F 3 "" H 1100 1750 30 0000 C CNN
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1 1100 1750
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1 0 0 -1
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$EndComp
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$Comp
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L C C1
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U 1 1 56607FA1
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P 1100 2200
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F 0 "C1" H 1125 2300 50 0000 L CNN
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F 1 "0.01µF" H 1125 2100 50 0000 L CNN
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F 2 "" H 1138 2050 30 0000 C CNN
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F 3 "" H 1100 2200 60 0000 C CNN
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1 1100 2200
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1 0 0 -1
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$EndComp
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Wire Wire Line
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2000 900 2000 1350
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Wire Wire Line
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2000 2150 2000 2650
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Wire Wire Line
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2700 2000 2800 2000
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Wire Wire Line
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3350 2100 3350 2250
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Wire Wire Line
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3350 2250 2000 2250
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Connection ~ 2000 2250
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Wire Wire Line
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2700 1750 3350 1750
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Wire Wire Line
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3350 1750 3350 1800
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Wire Wire Line
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1100 2350 1100 2450
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Wire Wire Line
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1100 2450 2000 2450
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Connection ~ 2000 2450
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Wire Wire Line
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1100 2000 1300 2000
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Wire Wire Line
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1100 1900 1100 2050
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Connection ~ 1100 2000
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Wire Wire Line
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1300 1750 1250 1750
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Wire Wire Line
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1250 1750 1250 2000
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Connection ~ 1250 2000
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Wire Wire Line
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1300 1500 1100 1500
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Wire Wire Line
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1100 1400 1100 1600
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Connection ~ 1100 1500
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Wire Wire Line
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1100 1100 1100 1000
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Wire Wire Line
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1100 1000 2000 1000
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Connection ~ 2000 1000
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$Comp
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L POT RV1
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U 1 1 566081EC
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P 4050 1500
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F 0 "RV1" H 4050 1400 50 0000 C CNN
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F 1 "10K" H 4050 1500 50 0000 C CNN
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F 2 "" H 4050 1500 60 0000 C CNN
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F 3 "" H 4050 1500 60 0000 C CNN
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1 4050 1500
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-1 0 0 1
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$EndComp
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$Comp
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L PIEZO P1
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U 1 1 566082B3
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P 4050 2100
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F 0 "P1" H 4250 2250 60 0000 C CNN
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F 1 "PIEZO" H 4300 1950 60 0000 C CNN
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F 2 "" H 4050 2100 60 0000 C CNN
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F 3 "" H 4050 2100 60 0000 C CNN
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1 4050 2100
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1 0 0 -1
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$EndComp
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Wire Wire Line
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2700 1500 3800 1500
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Wire Wire Line
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4050 1650 4050 1900
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Wire Wire Line
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4050 2300 4050 2350
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Wire Wire Line
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4050 2350 2000 2350
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Connection ~ 2000 2350
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NoConn ~ 4300 1500
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Text Notes 2450 1100 0 60 ~ 0
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261.4Hz Piezo Tone Generator
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$EndSCHEMATC
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