diff --git a/adsr_cv_gen_1.sch-bak b/adsr_cv_gen_1.sch-bak
deleted file mode 100644
index 8e802ae..0000000
--- a/adsr_cv_gen_1.sch-bak
+++ /dev/null
@@ -1,1060 +0,0 @@
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diff --git a/adsr_cv_gen_2.sch-bak b/adsr_cv_gen_2.sch-bak
deleted file mode 100644
index e1d13f3..0000000
--- a/adsr_cv_gen_2.sch-bak
+++ /dev/null
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-AR Path="/5FFB759C/5FFE0128" Ref="U6"  Part="1" 
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-AR Path="/5FFB759C/5FFE0134" Ref="C18"  Part="1" 
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-U 1 1 5FFE013A
-P 9850 4600
-AR Path="/5FFB63E2/5FFE013A" Ref="C?"  Part="1" 
-AR Path="/5FFB759C/5FFE013A" Ref="C19"  Part="1" 
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-U 1 1 5FFE014A
-P 9800 3100
-AR Path="/5FFB63E2/5FFE014A" Ref="R?"  Part="1" 
-AR Path="/5FFB759C/5FFE014A" Ref="R58"  Part="1" 
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-U 1 1 5FFE0150
-P 9200 3350
-AR Path="/5FFB63E2/5FFE0150" Ref="R?"  Part="1" 
-AR Path="/5FFB759C/5FFE0150" Ref="R57"  Part="1" 
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-U 1 1 5FFE015D
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-AR Path="/5FFB759C/5FFE015D" Ref="#PWR065"  Part="1" 
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-U 1 1 5FFE0163
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-AR Path="/5FFB759C/5FFE0163" Ref="#PWR066"  Part="1" 
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-AR Path="/5FFB63E2/5FFE0176" Ref="R?"  Part="1" 
-AR Path="/5FFB759C/5FFE0176" Ref="R56"  Part="1" 
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diff --git a/modular-adsr.sch-bak b/modular-adsr.sch-bak
deleted file mode 100644
index c481428..0000000
--- a/modular-adsr.sch-bak
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-F 2 "pin-headers:2POS-1ROW-HEADER" H 7200 4450 50  0001 C CNN
-F 3 "" H 7200 4450 50  0001 C CNN
-	1    7400 4400
-	1    0    0    -1  
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-U 1 1 601E73D6
-P 7250 4450
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-F 1 "GND" H 7255 4277 50  0000 C CNN
-F 2 "" H 7250 4450 50  0001 C CNN
-F 3 "" H 7250 4450 50  0001 C CNN
-	1    7250 4450
-	1    0    0    -1  
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-Wire Wire Line
-	7250 4350 6950 4350
-Text Notes 7550 4550 1    50   ~ 0
-CV2 OUT
-Text Notes 6900 2800 2    50   ~ 0
-EXT CV1 IN
-Text Notes 6950 5150 2    50   ~ 0
-EXT CV2 IN
-Text Notes 7000 4100 1    50   ~ 0
-LED2
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-U 1 1 601EA3A4
-P 10150 2550
-F 0 "P22" H 10100 2700 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 10228 2505 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 9950 2600 50  0001 C CNN
-F 3 "" H 9950 2600 50  0001 C CNN
-	1    10150 2550
-	1    0    0    -1  
-$EndComp
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-L pin-headers:2POS-1ROW-HEADER P23
-U 1 1 601EAB96
-P 10150 3450
-F 0 "P23" H 10100 3600 50  0000 L CNN
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-F 2 "pin-headers:2POS-1ROW-HEADER" H 9950 3500 50  0001 C CNN
-F 3 "" H 9950 3500 50  0001 C CNN
-	1    10150 3450
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	10000 2500 9800 2500
-Wire Wire Line
-	9800 3400 10000 3400
-$Comp
-L power:GND #PWR013
-U 1 1 601EBE71
-P 10000 2600
-F 0 "#PWR013" H 10000 2350 50  0001 C CNN
-F 1 "GND" H 10005 2427 50  0000 C CNN
-F 2 "" H 10000 2600 50  0001 C CNN
-F 3 "" H 10000 2600 50  0001 C CNN
-	1    10000 2600
-	1    0    0    -1  
-$EndComp
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-U 1 1 601EC5CC
-P 10000 3500
-F 0 "#PWR014" H 10000 3250 50  0001 C CNN
-F 1 "GND" H 10005 3327 50  0000 C CNN
-F 2 "" H 10000 3500 50  0001 C CNN
-F 3 "" H 10000 3500 50  0001 C CNN
-	1    10000 3500
-	1    0    0    -1  
-$EndComp
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-U 1 1 601ED4A7
-P 5000 2550
-F 0 "P5" H 4950 2700 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 2505 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 2600 50  0001 C CNN
-F 3 "" H 4800 2600 50  0001 C CNN
-	1    5000 2550
-	-1   0    0    -1  
-$EndComp
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-L pin-headers:2POS-1ROW-HEADER P6
-U 1 1 601EDEF4
-P 5000 2850
-F 0 "P6" H 4950 3000 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 2805 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 2900 50  0001 C CNN
-F 3 "" H 4800 2900 50  0001 C CNN
-	1    5000 2850
-	-1   0    0    -1  
-$EndComp
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-L pin-headers:2POS-1ROW-HEADER P7
-U 1 1 601EE33B
-P 5000 3150
-F 0 "P7" H 4950 3300 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 3105 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 3200 50  0001 C CNN
-F 3 "" H 4800 3200 50  0001 C CNN
-	1    5000 3150
-	-1   0    0    -1  
-$EndComp
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-L pin-headers:2POS-1ROW-HEADER P11
-U 1 1 601F254A
-P 5000 4900
-F 0 "P11" H 4950 5050 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 4855 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 4950 50  0001 C CNN
-F 3 "" H 4800 4950 50  0001 C CNN
-	1    5000 4900
-	-1   0    0    -1  
-$EndComp
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-L pin-headers:2POS-1ROW-HEADER P12
-U 1 1 601F2550
-P 5000 5200
-F 0 "P12" H 4950 5350 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 5155 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 5250 50  0001 C CNN
-F 3 "" H 4800 5250 50  0001 C CNN
-	1    5000 5200
-	-1   0    0    -1  
-$EndComp
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-U 1 1 601F2556
-P 5000 5500
-F 0 "P13" H 4950 5650 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 5455 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 5550 50  0001 C CNN
-F 3 "" H 4800 5550 50  0001 C CNN
-	1    5000 5500
-	-1   0    0    -1  
-$EndComp
-Wire Wire Line
-	5150 4850 5350 4850
-Wire Wire Line
-	5150 4950 5350 4950
-Wire Wire Line
-	5150 5150 5350 5150
-Wire Wire Line
-	5150 5250 5350 5250
-Wire Wire Line
-	5150 5450 5350 5450
-Wire Wire Line
-	5150 5550 5350 5550
-Wire Wire Line
-	5150 2500 5350 2500
-Wire Wire Line
-	5150 2600 5350 2600
-Wire Wire Line
-	5150 2800 5350 2800
-Wire Wire Line
-	5150 2900 5350 2900
-Wire Wire Line
-	5150 3100 5350 3100
-Wire Wire Line
-	5150 3200 5350 3200
-$Comp
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-U 1 1 601FB118
-P 5000 2200
-F 0 "P4" H 4950 2400 50  0000 L CNN
-F 1 "3POS-1ROW-HEADER" H 5078 2155 50  0001 L CNN
-F 2 "pin-headers:3POS-1ROW-HEADER" H 4900 2200 50  0001 C CNN
-F 3 "" H 4900 2200 50  0001 C CNN
-	1    5000 2200
-	-1   0    0    -1  
-$EndComp
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-U 1 1 601FC13C
-P 5000 4550
-F 0 "P10" H 4950 4750 50  0000 L CNN
-F 1 "3POS-1ROW-HEADER" H 5078 4505 50  0001 L CNN
-F 2 "pin-headers:3POS-1ROW-HEADER" H 4900 4550 50  0001 C CNN
-F 3 "" H 4900 4550 50  0001 C CNN
-	1    5000 4550
-	-1   0    0    -1  
-$EndComp
-Wire Wire Line
-	5150 4450 5350 4450
-Wire Wire Line
-	5150 4550 5350 4550
-Wire Wire Line
-	5150 4650 5350 4650
-Wire Wire Line
-	5150 2100 5350 2100
-Wire Wire Line
-	5150 2200 5350 2200
-Wire Wire Line
-	5150 2300 5350 2300
-$Comp
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-U 1 1 60202D00
-P 5000 1850
-F 0 "P3" H 4950 2000 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 1805 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 1900 50  0001 C CNN
-F 3 "" H 4800 1900 50  0001 C CNN
-	1    5000 1850
-	-1   0    0    -1  
-$EndComp
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-L pin-headers:2POS-1ROW-HEADER P2
-U 1 1 6020387B
-P 5000 1550
-F 0 "P2" H 4950 1700 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 1505 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 1600 50  0001 C CNN
-F 3 "" H 4800 1600 50  0001 C CNN
-	1    5000 1550
-	-1   0    0    -1  
-$EndComp
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-U 1 1 60203BE9
-P 5150 1900
-F 0 "#PWR05" H 5150 1650 50  0001 C CNN
-F 1 "GND" H 5155 1727 50  0000 C CNN
-F 2 "" H 5150 1900 50  0001 C CNN
-F 3 "" H 5150 1900 50  0001 C CNN
-	1    5150 1900
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	5150 1800 5250 1800
-Wire Wire Line
-	5250 1800 5250 1900
-Wire Wire Line
-	5250 1900 5350 1900
-Wire Wire Line
-	5150 1600 5150 1700
-Wire Wire Line
-	5150 1700 5350 1700
-Wire Wire Line
-	5150 1500 5250 1500
-Wire Wire Line
-	5250 1500 5250 1600
-Wire Wire Line
-	5250 1600 5350 1600
-$Comp
-L pin-headers:2POS-1ROW-HEADER P9
-U 1 1 60209722
-P 5000 4200
-F 0 "P9" H 4950 4350 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 4155 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 4250 50  0001 C CNN
-F 3 "" H 4800 4250 50  0001 C CNN
-	1    5000 4200
-	-1   0    0    -1  
-$EndComp
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-L pin-headers:2POS-1ROW-HEADER P8
-U 1 1 60209728
-P 5000 3900
-F 0 "P8" H 4950 4050 50  0000 L CNN
-F 1 "2POS-1ROW-HEADER" H 5078 3855 50  0001 L CNN
-F 2 "pin-headers:2POS-1ROW-HEADER" H 4800 3950 50  0001 C CNN
-F 3 "" H 4800 3950 50  0001 C CNN
-	1    5000 3900
-	-1   0    0    -1  
-$EndComp
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-L power:GND #PWR06
-U 1 1 6020972E
-P 5150 4250
-F 0 "#PWR06" H 5150 4000 50  0001 C CNN
-F 1 "GND" H 5155 4077 50  0000 C CNN
-F 2 "" H 5150 4250 50  0001 C CNN
-F 3 "" H 5150 4250 50  0001 C CNN
-	1    5150 4250
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	5150 4150 5250 4150
-Wire Wire Line
-	5250 4150 5250 4250
-Wire Wire Line
-	5250 4250 5350 4250
-Wire Wire Line
-	5150 3950 5150 4050
-Wire Wire Line
-	5150 4050 5350 4050
-Wire Wire Line
-	5150 3850 5250 3850
-Wire Wire Line
-	5250 3850 5250 3950
-Wire Wire Line
-	5250 3950 5350 3950
-$Comp
-L Device:C C1
-U 1 1 60252A10
-P 3400 3600
-F 0 "C1" H 3515 3646 50  0000 L CNN
-F 1 "22u" H 3515 3555 50  0000 L CNN
-F 2 "Capacitor_SMD:C_1206_3216Metric" H 3438 3450 50  0001 C CNN
-F 3 "~" H 3400 3600 50  0001 C CNN
-	1    3400 3600
-	1    0    0    -1  
-$EndComp
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-L Device:C C2
-U 1 1 60252D0C
-P 3400 4000
-F 0 "C2" H 3515 4046 50  0000 L CNN
-F 1 "22u" H 3515 3955 50  0000 L CNN
-F 2 "Capacitor_SMD:C_1206_3216Metric" H 3438 3850 50  0001 C CNN
-F 3 "~" H 3400 4000 50  0001 C CNN
-	1    3400 4000
-	1    0    0    -1  
-$EndComp
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-L project_oscillator:Eurorack_10pin_power P1
-U 1 1 60259BD5
-P 1800 3750
-F 0 "P1" H 1800 3285 50  0000 C CNN
-F 1 "Eurorack_10pin_power" H 1800 4100 50  0000 C CNN
-F 2 "project_oscillator:HEADER_10POS_2ROW" H 1700 3600 50  0001 C CNN
-F 3 "" H 1700 3600 50  0001 C CNN
-	1    1800 3750
-	1    0    0    1   
-$EndComp
-Wire Wire Line
-	1550 3950 1150 3950
-Wire Wire Line
-	1150 3950 1150 4250
-Wire Wire Line
-	2400 4250 2400 3950
-Wire Wire Line
-	2400 3950 2050 3950
-Wire Wire Line
-	1150 4250 2400 4250
-Wire Wire Line
-	1550 3550 1100 3550
-Wire Wire Line
-	1100 3550 1100 3350
-Wire Wire Line
-	1100 3350 2400 3350
-Wire Wire Line
-	2400 3350 2400 3550
-Wire Wire Line
-	2400 3550 2050 3550
-Connection ~ 2400 3350
-Wire Wire Line
-	2550 3850 2550 3800
-Wire Wire Line
-	2550 3650 2050 3650
-Wire Wire Line
-	2050 3750 2550 3750
-Connection ~ 2550 3750
-Wire Wire Line
-	2550 3750 2550 3650
-Wire Wire Line
-	2050 3850 2550 3850
-Connection ~ 2550 3850
-$Comp
-L power:GND #PWR01
-U 1 1 6026DC30
-P 1000 3850
-F 0 "#PWR01" H 1000 3600 50  0001 C CNN
-F 1 "GND" H 1005 3677 50  0000 C CNN
-F 2 "" H 1000 3850 50  0001 C CNN
-F 3 "" H 1000 3850 50  0001 C CNN
-	1    1000 3850
-	1    0    0    -1  
-$EndComp
-Wire Wire Line
-	1550 3650 1000 3650
-Wire Wire Line
-	1000 3650 1000 3750
-Wire Wire Line
-	1550 3750 1000 3750
-Connection ~ 1000 3750
-Wire Wire Line
-	1000 3750 1000 3850
-Wire Wire Line
-	1550 3850 1000 3850
-Connection ~ 1000 3850
-Wire Wire Line
-	2400 3350 2700 3350
-Wire Wire Line
-	3000 3350 3400 3350
-Wire Wire Line
-	3400 3350 3400 3450
-Connection ~ 3400 3350
-Wire Wire Line
-	3400 4250 3400 4150
-$Comp
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-U 1 1 6028437C
-P 2900 4250
-F 0 "R2" V 2700 4150 50  0000 L CNN
-F 1 "10R" V 2800 4150 50  0000 L CNN
-F 2 "Resistor_SMD:R_0603_1608Metric" V 2830 4250 50  0001 C CNN
-F 3 "~" H 2900 4250 50  0001 C CNN
-	1    2900 4250
-	0    1    1    0   
-$EndComp
-Wire Wire Line
-	2400 4250 2750 4250
-Connection ~ 2400 4250
-Wire Wire Line
-	3050 4250 3400 4250
-Connection ~ 3400 4250
-Wire Wire Line
-	3400 3850 3400 3800
-Wire Wire Line
-	3400 3800 2550 3800
-Connection ~ 3400 3800
-Wire Wire Line
-	3400 3800 3400 3750
-Connection ~ 2550 3800
-Wire Wire Line
-	2550 3800 2550 3750
-$Comp
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-U 1 1 6014FB62
-P 6950 2000
-F 0 "R66" V 6750 1900 50  0000 L CNN
-F 1 "1k" V 6850 1900 50  0000 L CNN
-F 2 "Resistor_SMD:R_0603_1608Metric" V 6880 2000 50  0001 C CNN
-F 3 "~" H 6950 2000 50  0001 C CNN
-	1    6950 2000
-	0    1    1    0   
-$EndComp
-Wire Wire Line
-	6800 2000 6650 2000
-Connection ~ 6650 2000
-$Comp
-L Device:R R65
-U 1 1 60161B6C
-P 6800 4350
-F 0 "R65" V 6600 4250 50  0000 L CNN
-F 1 "1k" V 6700 4250 50  0000 L CNN
-F 2 "Resistor_SMD:R_0603_1608Metric" V 6730 4350 50  0001 C CNN
-F 3 "~" H 6800 4350 50  0001 C CNN
-	1    6800 4350
-	0    1    1    0   
-$EndComp
-Connection ~ 6650 4350
-Wire Wire Line
-	7250 2000 7100 2000
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-Wire Wire Line
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-Wire Wire Line
-	7300 3400 8100 3400
-$Comp
-L pin-headers:3POS-1ROW-HEADER P28
-U 1 1 6019940D
-P 7950 2950
-F 0 "P28" V 7950 2700 50  0000 L CNN
-F 1 "3POS-1ROW-HEADER" H 8028 2905 50  0001 L CNN
-F 2 "pin-headers:3POS-1ROW-HEADER" H 7850 2950 50  0001 C CNN
-F 3 "" H 7850 2950 50  0001 C CNN
-	1    7950 2950
-	-1   0    0    -1  
-$EndComp
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-L pin-headers:3POS-1ROW-HEADER P29
-U 1 1 6019CB8D
-P 7950 3850
-F 0 "P29" V 7950 3600 50  0000 L CNN
-F 1 "3POS-1ROW-HEADER" H 8028 3805 50  0001 L CNN
-F 2 "pin-headers:3POS-1ROW-HEADER" H 7850 3850 50  0001 C CNN
-F 3 "" H 7850 3850 50  0001 C CNN
-	1    7950 3850
-	-1   0    0    -1  
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-$EndSCHEMATC