EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L project_oscillator:R R13 U 1 1 5FC9C612 P 3450 3450 F 0 "R13" H 3520 3496 50 0000 L CNN F 1 "1M" H 3520 3405 50 0000 L CNN F 2 "project_oscillator:R_0603" V 3380 3450 50 0001 C CNN F 3 "~" H 3450 3450 50 0001 C CNN 1 3450 3450 1 0 0 -1 $EndComp $Comp L project_oscillator:PT100 TH1 U 1 1 5FCD1335 P 2600 4150 F 0 "TH1" H 2150 4250 50 0000 L CNN F 1 "PT1000" H 2150 4150 50 0000 L CNN F 2 "project_oscillator:R_0603" H 2600 4200 50 0001 C CNN F 3 "https://www.heraeus.com/media/media/group/doc_group/products_1/hst/sot_to/de_15/to_92_d.pdf" H 2600 4200 50 0001 C CNN 1 2600 4150 1 0 0 -1 $EndComp $Comp L project_oscillator:R R10 U 1 1 5FCD2027 P 2600 3750 F 0 "R10" V 2500 3650 50 0000 L CNN F 1 "22k" V 2700 3650 50 0000 L CNN F 2 "project_oscillator:R_0603" V 2530 3750 50 0001 C CNN F 3 "~" H 2600 3750 50 0001 C CNN 1 2600 3750 -1 0 0 1 $EndComp $Comp L project_oscillator:BCM847 Q1 U 1 1 5FCD33C7 P 3550 4100 F 0 "Q1" H 3750 4550 50 0000 C CNN F 1 "BCM847" H 3850 4450 50 0000 C CNN F 2 "project_oscillator:SOT-457, SC-74" H 3500 3950 50 0001 C CNN F 3 "" H 3500 3950 50 0001 C CNN 1 3550 4100 1 0 0 -1 $EndComp $Comp L power:+12V #PWR012 U 1 1 5FCD9521 P 5500 1600 F 0 "#PWR012" H 5500 1450 50 0001 C CNN F 1 "+12V" H 5515 1773 50 0000 C CNN F 2 "" H 5500 1600 50 0001 C CNN F 3 "" H 5500 1600 50 0001 C CNN 1 5500 1600 1 0 0 -1 $EndComp $Comp L Device:C C1 U 1 1 5FCE6EB5 P 2700 6650 F 0 "C1" H 2815 6696 50 0000 L CNN F 1 "100n" H 2815 6605 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 2738 6500 50 0001 C CNN F 3 "~" H 2700 6650 50 0001 C CNN 1 2700 6650 1 0 0 -1 $EndComp Wire Wire Line 2700 6350 2700 6500 Wire Wire Line 2700 6950 2700 6800 $Comp L power:+12V #PWR06 U 1 1 5FCE9518 P 2400 6350 F 0 "#PWR06" H 2400 6200 50 0001 C CNN F 1 "+12V" H 2415 6523 50 0000 C CNN F 2 "" H 2400 6350 50 0001 C CNN F 3 "" H 2400 6350 50 0001 C CNN 1 2400 6350 1 0 0 -1 $EndComp $Comp L power:-12V #PWR07 U 1 1 5FCE9FFF P 2400 6950 F 0 "#PWR07" H 2400 7050 50 0001 C CNN F 1 "-12V" H 2415 7123 50 0000 C CNN F 2 "" H 2400 6950 50 0001 C CNN F 3 "" H 2400 6950 50 0001 C CNN 1 2400 6950 -1 0 0 1 $EndComp $Comp L Device:C C3 U 1 1 5FCF8C00 P 3100 4800 F 0 "C3" V 2848 4800 50 0000 C CNN F 1 "100p" V 2939 4800 50 0000 C CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 3138 4650 50 0001 C CNN F 3 "~" H 3100 4800 50 0001 C CNN 1 3100 4800 0 -1 -1 0 $EndComp $Comp L Comparator:LM311 U4 U 1 1 5FD0D9EF P 5400 2050 F 0 "U4" H 5744 2096 50 0000 L CNN F 1 "LM311" H 5744 2005 50 0000 L CNN F 2 "Package_SO:TSSOP-8_4.4x3mm_P0.65mm" H 5400 2050 50 0001 C CNN F 3 "https://www.st.com/resource/en/datasheet/lm311.pdf" H 5400 2050 50 0001 C CNN 1 5400 2050 -1 0 0 -1 $EndComp $Comp L Amplifier_Operational:TL084 U3 U 1 1 5FD1F13C P 7850 3900 F 0 "U3" H 7850 3533 50 0000 C CNN F 1 "TL084" H 7850 3624 50 0000 C CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 7800 4000 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 7900 4100 50 0001 C CNN 1 7850 3900 1 0 0 1 $EndComp $Comp L Amplifier_Operational:TL084 U1 U 2 1 5FD208B8 P 4300 3350 F 0 "U1" H 4300 2983 50 0000 C CNN F 1 "TL084" H 4300 3074 50 0000 C CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 4250 3450 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 4350 3550 50 0001 C CNN 2 4300 3350 1 0 0 1 $EndComp $Comp L Amplifier_Operational:TL084 U1 U 3 1 5FD2228D P 7600 4850 F 0 "U1" H 7600 5217 50 0000 C CNN F 1 "TL084" H 7600 5126 50 0000 C CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 7550 4950 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 7650 5050 50 0001 C CNN 3 7600 4850 1 0 0 1 $EndComp $Comp L Amplifier_Operational:TL084 U1 U 4 1 5FD24120 P 6250 3450 F 0 "U1" H 6250 3817 50 0000 C CNN F 1 "TL084" H 6250 3726 50 0000 C CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 6200 3550 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 6300 3650 50 0001 C CNN 4 6250 3450 1 0 0 1 $EndComp $Comp L Amplifier_Operational:TL084 U1 U 5 1 5FD25976 P 1450 6650 F 0 "U1" H 1408 6696 50 0000 L CNN F 1 "TL084" H 1408 6605 50 0000 L CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 1400 6750 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 1500 6850 50 0001 C CNN 5 1450 6650 1 0 0 -1 $EndComp $Comp L project_oscillator:PV36W RV2 U 1 1 5FD4DD80 P 2300 2900 F 0 "RV2" V 2093 2900 50 0000 C CNN F 1 "25k" V 2184 2900 50 0000 C CNN F 2 "project_oscillator:PV36W" H 2300 2900 50 0001 C CNN F 3 "~" H 2300 2900 50 0001 C CNN 1 2300 2900 0 -1 -1 0 $EndComp $Comp L Diode:1N4148WS D1 U 1 1 5FD594A9 P 2900 4200 F 0 "D1" V 2946 4120 50 0000 R CNN F 1 "1N4148WS" V 2855 4120 50 0000 R CNN F 2 "Diode_SMD:D_SOD-323" H 2900 4025 50 0001 C CNN F 3 "https://www.vishay.com/docs/85751/1n4148ws.pdf" H 2900 4200 50 0001 C CNN 1 2900 4200 0 -1 -1 0 $EndComp $Comp L project_oscillator:R R12 U 1 1 5FD5AD3A P 3100 4500 F 0 "R12" H 3170 4546 50 0000 L CNN F 1 "1M" H 3170 4455 50 0000 L CNN F 2 "project_oscillator:R_0603" V 3030 4500 50 0001 C CNN F 3 "~" H 3100 4500 50 0001 C CNN 1 3100 4500 0 1 1 0 $EndComp $Comp L project_oscillator:R R1 U 1 1 5FDB7944 P 1250 3400 F 0 "R1" V 1150 3300 50 0000 L CNN F 1 "100k" V 1350 3300 50 0000 L CNN F 2 "project_oscillator:R_0603" V 1180 3400 50 0001 C CNN F 3 "~" H 1250 3400 50 0001 C CNN 1 1250 3400 0 -1 -1 0 $EndComp $Comp L project_oscillator:R R2 U 1 1 5FDB7F53 P 1250 3700 F 0 "R2" V 1150 3600 50 0000 L CNN F 1 "220k" V 1350 3600 50 0000 L CNN F 2 "project_oscillator:R_0603" V 1180 3700 50 0001 C CNN F 3 "~" H 1250 3700 50 0001 C CNN 1 1250 3700 0 -1 -1 0 $EndComp $Comp L project_oscillator:R R3 U 1 1 5FDB817A P 1250 4000 F 0 "R3" V 1150 3900 50 0000 L CNN F 1 "3M3" V 1350 3900 50 0000 L CNN F 2 "project_oscillator:R_0603" V 1180 4000 50 0001 C CNN F 3 "~" H 1250 4000 50 0001 C CNN 1 1250 4000 0 -1 -1 0 $EndComp Wire Wire Line 800 3400 1100 3400 Wire Wire Line 800 3700 1100 3700 Wire Wire Line 800 4000 1100 4000 Text Label 800 3400 0 50 ~ 0 VOCT Text Label 800 3700 0 50 ~ 0 COARSE Text Label 800 4000 0 50 ~ 0 FINE $Comp L project_oscillator:R R4 U 1 1 5FDC050A P 1500 4250 F 0 "R4" V 1400 4150 50 0000 L CNN F 1 "470k" V 1600 4150 50 0000 L CNN F 2 "project_oscillator:R_0603" V 1430 4250 50 0001 C CNN F 3 "~" H 1500 4250 50 0001 C CNN 1 1500 4250 1 0 0 -1 $EndComp $Comp L project_oscillator:PV36W RV1 U 1 1 5FDC0A8C P 1500 4650 F 0 "RV1" V 1293 4650 50 0000 C CNN F 1 "220k" V 1384 4650 50 0000 C CNN F 2 "project_oscillator:PV36W" H 1500 4650 50 0001 C CNN F 3 "~" H 1500 4650 50 0001 C CNN 1 1500 4650 0 -1 -1 0 $EndComp $Comp L power:+12V #PWR04 U 1 1 5FDC13F7 P 1800 4650 F 0 "#PWR04" H 1800 4500 50 0001 C CNN F 1 "+12V" H 1815 4823 50 0000 C CNN F 2 "" H 1800 4650 50 0001 C CNN F 3 "" H 1800 4650 50 0001 C CNN 1 1800 4650 1 0 0 -1 $EndComp $Comp L power:-12V #PWR01 U 1 1 5FDC1ADA P 1200 4650 F 0 "#PWR01" H 1200 4750 50 0001 C CNN F 1 "-12V" H 1215 4823 50 0000 C CNN F 2 "" H 1200 4650 50 0001 C CNN F 3 "" H 1200 4650 50 0001 C CNN 1 1200 4650 -1 0 0 1 $EndComp Wire Wire Line 1200 4650 1350 4650 Wire Wire Line 1650 4650 1800 4650 Wire Wire Line 1500 4500 1500 4400 Wire Wire Line 1400 3400 1500 3400 Wire Wire Line 1500 3400 1500 3700 Wire Wire Line 1400 4000 1500 4000 Connection ~ 1500 4000 Wire Wire Line 1500 4000 1500 4100 Wire Wire Line 1400 3700 1500 3700 Connection ~ 1500 3700 Wire Wire Line 1500 3700 1500 4000 $Comp L Amplifier_Operational:TL082 U2 U 1 1 5FDD57F9 P 2100 3500 F 0 "U2" H 2100 3133 50 0000 C CNN F 1 "TL082" H 2100 3224 50 0000 C CNN F 2 "Package_SO:TSSOP-8_3x3mm_P0.65mm" H 2100 3500 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 2100 3500 50 0001 C CNN 1 2100 3500 1 0 0 1 $EndComp $Comp L Amplifier_Operational:TL082 U2 U 2 1 5FDD7FD9 P 3500 5250 F 0 "U2" H 3500 4883 50 0000 C CNN F 1 "TL082" H 3500 4974 50 0000 C CNN F 2 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CNN F 3 "" H 3050 5700 50 0001 C CNN 1 3050 5700 1 0 0 -1 $EndComp $Comp L project_oscillator:R R9 U 1 1 5FE5F6D8 P 2400 5150 F 0 "R9" V 2300 5050 50 0000 L CNN F 1 "100k" V 2500 5050 50 0000 L CNN F 2 "project_oscillator:R_0603" V 2330 5150 50 0001 C CNN F 3 "~" H 2400 5150 50 0001 C CNN 1 2400 5150 0 1 1 0 $EndComp Text Label 800 5150 0 50 ~ 0 FM Wire Wire Line 4000 2850 4600 2850 Wire Wire Line 4600 2850 4600 3350 Wire Wire Line 4000 2850 4000 3250 $Comp L Device:C C5 U 1 1 5FE9F292 P 3650 2450 F 0 "C5" H 3700 2550 50 0000 L CNN F 1 "2200p" H 3700 2350 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 3688 2300 50 0001 C CNN F 3 "~" H 3650 2450 50 0001 C CNN 1 3650 2450 1 0 0 -1 $EndComp Wire Wire Line 3250 4500 3450 4500 Wire Wire Line 3450 4500 3450 4200 Wire Wire Line 3450 4500 3650 4500 Connection ~ 3450 4500 Wire Wire Line 3650 4200 3650 4500 Wire Wire Line 3950 4000 3950 3950 Wire Wire Line 3450 3700 3450 3650 Wire Wire Line 2900 4050 2900 3950 Connection ~ 2900 3950 Wire Wire Line 2900 3950 3150 3950 Wire Wire Line 2900 4350 2900 4500 Wire Wire Line 2900 4500 2950 4500 Wire Wire Line 2250 5150 800 5150 Wire Wire Line 2600 3950 2900 3950 Wire Wire Line 2550 5150 2750 5150 Wire Wire Line 3450 3650 2750 3650 Wire Wire Line 2750 3650 2750 4800 Connection ~ 3450 3650 Wire Wire Line 3450 3650 3450 3600 Connection ~ 2750 5150 Wire Wire Line 2750 5150 3200 5150 Wire Wire Line 2950 4800 2750 4800 Connection ~ 2750 4800 Wire Wire Line 2750 4800 2750 5150 Wire Wire Line 3650 4500 4000 4500 Wire Wire Line 4000 4500 4000 4600 Connection ~ 3650 4500 Wire Wire Line 4000 4900 4000 5250 Wire Wire Line 4000 5250 3800 5250 Wire Wire Line 3250 4800 3800 4800 Wire Wire Line 3800 4800 3800 5250 Connection ~ 3800 5250 Wire Wire Line 3450 3300 3450 2050 Wire Wire Line 3450 2050 3650 2050 Wire Wire Line 3050 2050 3100 2050 Connection ~ 3450 2050 $Comp L project_oscillator:R R7 U 1 1 5FEFA030 P 2100 2150 F 0 "R7" V 2000 2050 50 0000 L CNN F 1 "68k" V 2200 2050 50 0000 L CNN F 2 "project_oscillator:R_0603" V 2030 2150 50 0001 C CNN F 3 "~" H 2100 2150 50 0001 C CNN 1 2100 2150 0 1 1 0 $EndComp $Comp L project_oscillator:R R8 U 1 1 5FEFA49B P 2350 2300 F 0 "R8" V 2250 2200 50 0000 L CNN F 1 "50k" V 2450 2200 50 0000 L CNN F 2 "project_oscillator:R_0603" V 2280 2300 50 0001 C CNN F 3 "~" H 2350 2300 50 0001 C CNN 1 2350 2300 -1 0 0 1 $EndComp $Comp L power:GND #PWR05 U 1 1 5FEFA85A P 2350 2450 F 0 "#PWR05" H 2350 2200 50 0001 C CNN F 1 "GND" H 2355 2277 50 0000 C CNN F 2 "" H 2350 2450 50 0001 C CNN F 3 "" H 2350 2450 50 0001 C CNN 1 2350 2450 1 0 0 -1 $EndComp Wire Wire Line 2250 2150 2350 2150 Connection ~ 2350 2150 Wire Wire Line 2350 2150 2450 2150 Wire Wire Line 2450 1950 2450 1600 Wire Wire Line 2450 1600 3100 1600 Wire Wire Line 3100 1600 3100 2050 Connection ~ 3100 2050 Wire Wire Line 3100 2050 3450 2050 Wire Wire Line 4000 3450 3650 3450 Wire Wire Line 3650 3450 3650 3700 Wire Wire Line 3650 2300 3650 2250 Wire Wire Line 3650 2600 3650 2650 Connection ~ 3650 3450 $Comp L power:-12V #PWR013 U 1 1 5FF3AF4E P 5500 2650 F 0 "#PWR013" H 5500 2750 50 0001 C CNN F 1 "-12V" H 5515 2823 50 0000 C CNN F 2 "" H 5500 2650 50 0001 C CNN F 3 "" H 5500 2650 50 0001 C CNN 1 5500 2650 -1 0 0 1 $EndComp Wire Wire Line 5300 1750 5400 1750 Wire Wire Line 5500 1750 5500 1600 Connection ~ 5500 1750 Connection ~ 5400 1750 Wire Wire Line 5400 1750 5500 1750 Wire Wire Line 5400 2350 5500 2350 Connection ~ 5500 2350 $Comp L project_oscillator:R R14 U 1 1 5FF44753 P 4000 2050 F 0 "R14" V 3900 1950 50 0000 L CNN F 1 "100k" V 4100 1950 50 0000 L CNN F 2 "project_oscillator:R_0603" V 3930 2050 50 0001 C CNN F 3 "~" H 4000 2050 50 0001 C CNN 1 4000 2050 0 1 1 0 $EndComp $Comp L Device:C C6 U 1 1 5FF4ACCA P 4550 2300 F 0 "C6" V 4600 2350 50 0000 L CNN F 1 "220p" V 4700 2350 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 4588 2150 50 0001 C CNN F 3 "~" H 4550 2300 50 0001 C CNN 1 4550 2300 0 1 1 0 $EndComp $Comp L Diode:1N4148WS D2 U 1 1 5FF4B46A P 4550 2050 F 0 "D2" V 4596 1970 50 0000 R CNN F 1 "1N4148WS" V 4505 1970 50 0000 R CNN F 2 "Diode_SMD:D_SOD-323" H 4550 1875 50 0001 C CNN F 3 "https://www.vishay.com/docs/85751/1n4148ws.pdf" H 4550 2050 50 0001 C CNN 1 4550 2050 -1 0 0 1 $EndComp Wire Wire Line 4150 2050 4400 2050 Wire Wire Line 4400 2050 4400 2300 Connection ~ 4400 2050 Wire Wire Line 4700 2300 4700 2050 Wire Wire Line 4700 2050 4850 2050 Connection ~ 4700 2050 Wire Wire Line 3650 2050 3850 2050 Connection ~ 3650 2050 $Comp L project_oscillator:R R16 U 1 1 5FF5B1AC P 4850 1800 F 0 "R16" V 4750 1700 50 0000 L CNN F 1 "33k" V 4950 1700 50 0000 L CNN F 2 "project_oscillator:R_0603" V 4780 1800 50 0001 C CNN F 3 "~" H 4850 1800 50 0001 C CNN 1 4850 1800 -1 0 0 1 $EndComp Wire Wire Line 4850 1650 4850 1600 Wire Wire Line 4850 1600 5500 1600 Connection ~ 5500 1600 Wire Wire Line 4850 1950 4850 2050 Connection ~ 4850 2050 Wire Wire Line 4850 2050 5100 2050 $Comp L project_oscillator:R R19 U 1 1 5FF66488 P 5450 1200 F 0 "R19" V 5350 1100 50 0000 L CNN F 1 "1M" V 5550 1100 50 0000 L CNN F 2 "project_oscillator:R_0603" V 5380 1200 50 0001 C CNN F 3 "~" H 5450 1200 50 0001 C CNN 1 5450 1200 0 1 1 0 $EndComp $Comp L Device:C C7 U 1 1 5FF66853 P 5450 950 F 0 "C7" H 5565 996 50 0000 L CNN F 1 "10p" H 5565 905 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 5488 800 50 0001 C CNN F 3 "~" H 5450 950 50 0001 C CNN 1 5450 950 0 -1 -1 0 $EndComp Wire Wire Line 5300 950 5100 950 Wire Wire Line 5100 950 5100 1200 Connection ~ 5100 2050 Wire Wire Line 5300 1200 5100 1200 Connection ~ 5100 1200 Wire Wire Line 5100 1200 5100 2050 Wire Wire Line 5700 1950 5900 1950 Wire Wire Line 5900 1950 5900 1200 Wire Wire Line 5900 950 5600 950 Wire Wire Line 5600 1200 5900 1200 Connection ~ 5900 1200 Wire Wire Line 5900 1200 5900 950 $Comp L project_oscillator:R R23 U 1 1 5FF8CF49 P 6200 2150 F 0 "R23" V 6100 2050 50 0000 L CNN F 1 "10k" V 6300 2050 50 0000 L CNN F 2 "project_oscillator:R_0603" V 6130 2150 50 0001 C CNN F 3 "~" H 6200 2150 50 0001 C CNN 1 6200 2150 -1 0 0 1 $EndComp $Comp L project_oscillator:R R22 U 1 1 5FF8DED6 P 6200 1750 F 0 "R22" V 6100 1650 50 0000 L CNN F 1 "10k" V 6300 1650 50 0000 L CNN F 2 "project_oscillator:R_0603" V 6130 1750 50 0001 C CNN F 3 "~" H 6200 1750 50 0001 C CNN 1 6200 1750 -1 0 0 1 $EndComp Wire Wire Line 6200 1900 6200 1950 $Comp L power:GND #PWR016 U 1 1 5FF94250 P 6200 2300 F 0 "#PWR016" H 6200 2050 50 0001 C CNN F 1 "GND" H 6205 2127 50 0000 C CNN F 2 "" H 6200 2300 50 0001 C CNN F 3 "" H 6200 2300 50 0001 C CNN 1 6200 2300 1 0 0 -1 $EndComp Wire Wire Line 5900 1950 6200 1950 Connection ~ 5900 1950 Connection ~ 6200 1950 Wire Wire Line 6200 1950 6200 2000 $Comp L project_oscillator:R R21 U 1 1 5FF9A91A P 5750 2500 F 0 "R21" V 5650 2400 50 0000 L CNN F 1 "10k" V 5850 2400 50 0000 L CNN F 2 "project_oscillator:R_0603" V 5680 2500 50 0001 C CNN F 3 "~" H 5750 2500 50 0001 C CNN 1 5750 2500 -1 0 0 1 $EndComp Wire Wire Line 4900 2950 4900 3350 Wire Wire Line 4900 3350 4600 3350 Connection ~ 4600 3350 $Comp L project_oscillator:R R18 U 1 1 5FFA8A4E P 5300 3350 F 0 "R18" V 5200 3250 50 0000 L CNN F 1 "82k" V 5400 3250 50 0000 L CNN F 2 "project_oscillator:R_0603" V 5230 3350 50 0001 C CNN F 3 "~" H 5300 3350 50 0001 C CNN 1 5300 3350 0 -1 -1 0 $EndComp Wire Wire Line 4900 3350 5150 3350 Connection ~ 4900 3350 $Comp L project_oscillator:R R20 U 1 1 5FFB04B4 P 5600 3650 F 0 "R20" V 5500 3550 50 0000 L CNN F 1 "100k" V 5700 3550 50 0000 L CNN F 2 "project_oscillator:R_0603" V 5530 3650 50 0001 C CNN F 3 "~" H 5600 3650 50 0001 C CNN 1 5600 3650 1 0 0 -1 $EndComp $Comp L project_oscillator:R R17 U 1 1 5FFB0A09 P 5200 4150 F 0 "R17" V 5100 4050 50 0000 L CNN F 1 "5k6" V 5300 4050 50 0000 L CNN F 2 "project_oscillator:R_0603" V 5130 4150 50 0001 C CNN F 3 "~" H 5200 4150 50 0001 C CNN 1 5200 4150 0 1 1 0 $EndComp $Comp L project_oscillator:PV36W RV3 U 1 1 5FFB0E65 P 5600 4150 F 0 "RV3" V 5393 4150 50 0000 C CNN F 1 "10k" V 5484 4150 50 0000 C CNN F 2 "project_oscillator:PV36W" H 5600 4150 50 0001 C CNN F 3 "~" H 5600 4150 50 0001 C CNN 1 5600 4150 0 -1 -1 0 $EndComp Wire Wire Line 5450 3350 5600 3350 Wire Wire Line 5600 3350 5600 3500 Wire Wire Line 5600 3800 5600 4000 Wire Wire Line 5450 4150 5350 4150 $Comp L power:-12V #PWR011 U 1 1 5FFC5C82 P 5000 4200 F 0 "#PWR011" H 5000 4300 50 0001 C CNN F 1 "-12V" H 5015 4373 50 0000 C CNN F 2 "" H 5000 4200 50 0001 C CNN F 3 "" H 5000 4200 50 0001 C CNN 1 5000 4200 -1 0 0 1 $EndComp $Comp L power:GND #PWR014 U 1 1 5FFC6002 P 5850 4200 F 0 "#PWR014" H 5850 3950 50 0001 C CNN F 1 "GND" H 5855 4027 50 0000 C CNN F 2 "" H 5850 4200 50 0001 C CNN F 3 "" H 5850 4200 50 0001 C CNN 1 5850 4200 1 0 0 -1 $EndComp Wire Wire Line 5750 4150 5850 4150 Wire Wire Line 5850 4150 5850 4200 Wire Wire Line 5050 4150 5000 4150 Wire Wire Line 5000 4150 5000 4200 $Comp L Amplifier_Operational:TL084 U1 U 1 1 5FFE6FB1 P 2750 2050 F 0 "U1" H 2750 1683 50 0000 C CNN F 1 "TL084" H 2750 1774 50 0000 C CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 2700 2150 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 2800 2250 50 0001 C CNN 1 2750 2050 1 0 0 1 $EndComp $Comp L Amplifier_Operational:TL084 U3 U 2 1 5FFE9730 P 7500 2200 F 0 "U3" H 7500 1833 50 0000 C CNN F 1 "TL084" H 7500 1924 50 0000 C CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 7450 2300 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 7550 2400 50 0001 C CNN 2 7500 2200 1 0 0 1 $EndComp $Comp L Amplifier_Operational:TL084 U3 U 3 1 5FFEB935 P 9000 2300 F 0 "U3" H 9000 1933 50 0000 C CNN F 1 "TL084" H 9000 2024 50 0000 C CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 8950 2400 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 9050 2500 50 0001 C CNN 3 9000 2300 1 0 0 1 $EndComp $Comp L Amplifier_Operational:TL084 U3 U 4 1 5FFED073 P 10100 3900 F 0 "U3" H 10100 4267 50 0000 C CNN F 1 "TL084" H 10100 4176 50 0000 C CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 10050 4000 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 10150 4100 50 0001 C CNN 4 10100 3900 1 0 0 -1 $EndComp $Comp L Amplifier_Operational:TL084 U3 U 5 1 5FFEE8ED P 2250 6650 F 0 "U3" H 2208 6696 50 0000 L CNN F 1 "TL084" H 2208 6605 50 0000 L CNN F 2 "Package_SO:TSSOP-14_4.4x5mm_P0.65mm" H 2200 6750 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/tl081.pdf" H 2300 6850 50 0001 C CNN 5 2250 6650 1 0 0 -1 $EndComp $Comp L power:GND #PWR015 U 1 1 5FFF7E0A P 5900 3600 F 0 "#PWR015" H 5900 3350 50 0001 C CNN F 1 "GND" H 5905 3427 50 0000 C CNN F 2 "" H 5900 3600 50 0001 C CNN F 3 "" H 5900 3600 50 0001 C CNN 1 5900 3600 1 0 0 -1 $EndComp Wire Wire Line 5900 3600 5900 3550 Wire Wire Line 5900 3550 5950 3550 Wire Wire Line 5600 3350 5850 3350 Connection ~ 5600 3350 $Comp L project_oscillator:R R24 U 1 1 60004E03 P 6250 2800 F 0 "R24" V 6150 2700 50 0000 L CNN F 1 "220k" V 6350 2700 50 0000 L CNN F 2 "project_oscillator:R_0603" V 6180 2800 50 0001 C CNN F 3 "~" H 6250 2800 50 0001 C CNN 1 6250 2800 0 -1 -1 0 $EndComp Wire Wire Line 6650 3450 6550 3450 $Comp L project_oscillator:MMBFJ108 Q2 U 1 1 5FD0B020 P 4150 2450 F 0 "Q2" H 4100 2600 50 0000 C CNN F 1 "MMBFJ108" H 4000 2700 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SC-59" H 4350 2550 50 0001 C CNN F 3 "~" H 4150 2450 50 0001 C CNN 1 4150 2450 -1 0 0 1 $EndComp Wire Wire Line 6650 3450 6800 3450 Wire Wire Line 6800 3450 6800 2700 Connection ~ 6650 3450 Connection ~ 6800 3450 $Comp L project_oscillator:R R27 U 1 1 6003BD7B P 7150 3800 F 0 "R27" V 7050 3700 50 0000 L CNN F 1 "100k" V 7250 3700 50 0000 L CNN F 2 "project_oscillator:R_0603" V 7080 3800 50 0001 C CNN F 3 "~" H 7150 3800 50 0001 C CNN 1 7150 3800 0 -1 -1 0 $EndComp $Comp L project_oscillator:R R31 U 1 1 6003E6CB P 7850 3450 F 0 "R31" V 7750 3350 50 0000 L CNN F 1 "100k" V 7950 3350 50 0000 L CNN F 2 "project_oscillator:R_0603" V 7780 3450 50 0001 C CNN F 3 "~" H 7850 3450 50 0001 C CNN 1 7850 3450 0 -1 -1 0 $EndComp Wire Wire Line 7000 3800 6800 3800 Connection 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0000 C CNN F 2 "" H 7150 2350 50 0001 C CNN F 3 "" H 7150 2350 50 0001 C CNN 1 7150 2350 1 0 0 -1 $EndComp Wire Wire Line 7150 2350 7150 2300 Wire Wire Line 7150 2300 7200 2300 $Comp L Diode:1N4148WS D3 U 1 1 60089133 P 7450 1600 F 0 "D3" H 7400 1800 50 0000 R CNN F 1 "1N4148WS" H 7700 1700 50 0000 R CNN F 2 "Diode_SMD:D_SOD-323" H 7450 1425 50 0001 C CNN F 3 "https://www.vishay.com/docs/85751/1n4148ws.pdf" H 7450 1600 50 0001 C CNN 1 7450 1600 1 0 0 -1 $EndComp Wire Wire Line 7200 2100 7200 1600 Wire Wire Line 7200 1600 7300 1600 Connection ~ 7200 2100 Wire Wire Line 7800 2200 7900 2200 Wire Wire Line 7900 2200 7900 1600 Wire Wire Line 7900 1600 7600 1600 $Comp L Diode:1N4148WS D4 U 1 1 60095370 P 8150 1600 F 0 "D4" H 8100 1800 50 0000 R CNN F 1 "1N4148WS" H 8400 1700 50 0000 R CNN F 2 "Diode_SMD:D_SOD-323" H 8150 1425 50 0001 C CNN F 3 "https://www.vishay.com/docs/85751/1n4148ws.pdf" H 8150 1600 50 0001 C CNN 1 8150 1600 1 0 0 -1 $EndComp Wire Wire Line 8000 1600 7900 1600 Connection 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9088 1250 50 0001 C CNN F 3 "~" H 9050 1400 50 0001 C CNN 1 9050 1400 0 -1 -1 0 $EndComp $Comp L project_oscillator:R R37 U 1 1 600DA619 P 8700 1200 F 0 "R37" V 8600 1100 50 0000 L CNN F 1 "150k" V 8800 1100 50 0000 L CNN F 2 "project_oscillator:R_0603" V 8630 1200 50 0001 C CNN F 3 "~" H 8700 1200 50 0001 C CNN 1 8700 1200 -1 0 0 1 $EndComp $Comp L project_oscillator:PV36W RV4 U 1 1 600DAC4F P 8700 750 F 0 "RV4" V 8493 750 50 0000 C CNN F 1 "47k" V 8584 750 50 0000 C CNN F 2 "project_oscillator:PV36W" H 8700 750 50 0001 C CNN F 3 "~" H 8700 750 50 0001 C CNN 1 8700 750 0 1 1 0 $EndComp $Comp L power:GND #PWR021 U 1 1 600DB5E8 P 8450 800 F 0 "#PWR021" H 8450 550 50 0001 C CNN F 1 "GND" H 8455 627 50 0000 C CNN F 2 "" H 8450 800 50 0001 C CNN F 3 "" H 8450 800 50 0001 C CNN 1 8450 800 1 0 0 -1 $EndComp $Comp L power:+12V #PWR023 U 1 1 600DB951 P 8950 750 F 0 "#PWR023" H 8950 600 50 0001 C CNN F 1 "+12V" H 8965 923 50 0000 C CNN F 2 "" H 8950 750 50 0001 C CNN F 3 "" H 8950 750 50 0001 C 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"Diode_SMD:D_SOD-323" H 9950 2325 50 0001 C CNN F 3 "https://www.vishay.com/docs/85751/1n4148ws.pdf" H 9950 2500 50 0001 C CNN 1 9950 2500 0 1 1 0 $EndComp $Comp L Diode:1N4148WS D6 U 1 1 601125AF P 10150 2500 F 0 "D6" H 10100 2800 50 0000 R CNN F 1 "1N4148WS" H 10100 2300 50 0000 R CNN F 2 "Diode_SMD:D_SOD-323" H 10150 2325 50 0001 C CNN F 3 "https://www.vishay.com/docs/85751/1n4148ws.pdf" H 10150 2500 50 0001 C CNN 1 10150 2500 0 -1 -1 0 $EndComp $Comp L project_oscillator:R R43 U 1 1 6011325B P 10550 2500 F 0 "R43" V 10450 2400 50 0000 L CNN F 1 "22k" V 10650 2400 50 0000 L CNN F 2 "project_oscillator:R_0603" V 10480 2500 50 0001 C CNN F 3 "~" H 10550 2500 50 0001 C CNN 1 10550 2500 -1 0 0 1 $EndComp Wire Wire Line 9450 2300 9550 2300 Connection ~ 9450 2300 Wire Wire Line 9850 2300 9950 2300 Wire Wire Line 10550 2300 10550 2350 Wire Wire Line 9950 2350 9950 2300 Connection ~ 9950 2300 Wire Wire Line 9950 2300 10150 2300 Wire Wire Line 10150 2350 10150 2300 Connection ~ 10150 2300 Wire Wire Line 10150 2300 10550 2300 Wire Wire Line 9950 2650 9950 3000 Wire Wire Line 9950 3000 10150 3000 Wire Wire Line 10550 3000 10550 2650 Wire Wire Line 10150 2650 10150 3000 Connection ~ 10150 3000 Wire Wire Line 10150 3000 10350 3000 Wire Wire Line 10350 3100 10350 3000 Connection ~ 10350 3000 Wire Wire Line 10350 3000 10550 3000 $Comp L power:GND #PWR025 U 1 1 60149817 P 10350 3100 F 0 "#PWR025" H 10350 2850 50 0001 C CNN F 1 "GND" H 10355 2927 50 0000 C CNN F 2 "" H 10350 3100 50 0001 C CNN F 3 "" H 10350 3100 50 0001 C CNN 1 10350 3100 1 0 0 -1 $EndComp Wire Wire Line 9800 3800 9600 3800 Wire Wire Line 9600 3800 9600 3400 Wire Wire Line 9600 3400 10800 3400 Wire Wire Line 10800 3400 10800 2300 Wire Wire Line 10800 2300 10550 2300 Connection ~ 10550 2300 $Comp L project_oscillator:R R42 U 1 1 6015428B P 10150 4350 F 0 "R42" V 10050 4250 50 0000 L CNN F 1 "15k" V 10250 4250 50 0000 L CNN F 2 "project_oscillator:R_0603" V 10080 4350 50 0001 C CNN F 3 "~" H 10150 4350 50 0001 C CNN 1 10150 4350 0 -1 -1 0 $EndComp $Comp L project_oscillator:R R40 U 1 1 60154A93 P 9500 4350 F 0 "R40" V 9400 4250 50 0000 L CNN F 1 "1k5" V 9600 4250 50 0000 L CNN F 2 "project_oscillator:R_0603" V 9430 4350 50 0001 C CNN F 3 "~" H 9500 4350 50 0001 C CNN 1 9500 4350 0 -1 -1 0 $EndComp Wire Wire Line 9800 4000 9800 4350 Wire Wire Line 9800 4350 10000 4350 Wire Wire Line 9800 4350 9650 4350 Connection ~ 9800 4350 Wire Wire Line 10300 4350 10500 4350 Wire Wire Line 10500 4350 10500 3900 Wire Wire Line 10500 3900 10400 3900 $Comp L power:GND #PWR024 U 1 1 6016F5B6 P 9200 4350 F 0 "#PWR024" H 9200 4100 50 0001 C CNN F 1 "GND" H 9205 4177 50 0000 C CNN F 2 "" H 9200 4350 50 0001 C CNN F 3 "" H 9200 4350 50 0001 C CNN 1 9200 4350 1 0 0 -1 $EndComp Wire Wire Line 9200 4350 9350 4350 Wire Wire Line 4050 2650 3650 2650 Connection ~ 3650 2650 Wire Wire Line 3650 2650 3650 3450 Wire Wire Line 4050 2250 3650 2250 Connection ~ 3650 2250 Wire Wire Line 3650 2250 3650 2050 Wire Wire Line 4350 2450 4400 2450 Wire Wire Line 4400 2450 4400 2300 Connection ~ 4400 2300 Wire Wire Line 7350 700 6200 700 Wire Wire Line 6200 700 6200 1050 $Comp L Device:C C8 U 1 1 601A0476 P 6700 1050 F 0 "C8" H 6815 1096 50 0000 L CNN F 1 "47p" H 6815 1005 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 6738 900 50 0001 C CNN F 3 "~" H 6700 1050 50 0001 C CNN 1 6700 1050 0 -1 -1 0 $EndComp Wire Wire Line 6550 1050 6200 1050 Connection ~ 6200 1050 Wire Wire Line 6200 1050 6200 1600 Wire Wire Line 7350 1050 6850 1050 Text Label 6900 700 0 50 ~ 0 HARD_SYNC Text Label 6900 1050 0 50 ~ 0 SOFT_SYNC $Comp L power:+12V #PWR03 U 1 1 601B6D0A P 1800 2150 F 0 "#PWR03" H 1800 2000 50 0001 C CNN F 1 "+12V" H 1815 2323 50 0000 C CNN F 2 "" H 1800 2150 50 0001 C CNN F 3 "" H 1800 2150 50 0001 C CNN 1 1800 2150 1 0 0 -1 $EndComp Wire Wire Line 1800 2150 1950 2150 $Comp L project_oscillator:R R44 U 1 1 601C1F9A P 10800 3900 F 0 "R44" V 10700 3800 50 0000 L CNN F 1 "1k" V 10900 3800 50 0000 L CNN F 2 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