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Buffer_Pedal.sch
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EESchema Schematic File Version 4
LIBS:Buffer_Pedal-cache
EELAYER 29 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "JFET Buffer"
Date "2019-12-12"
Rev "1.1"
Comp "Chris Whitfill"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L power:GND #PWR0101
U 1 1 5DF2BCBD
P 3800 4600
F 0 "#PWR0101" H 3800 4350 50 0001 C CNN
F 1 "GND" H 3805 4427 50 0000 C CNN
F 2 "" H 3800 4600 50 0001 C CNN
F 3 "" H 3800 4600 50 0001 C CNN
1 3800 4600
1 0 0 -1
$EndComp
Wire Wire Line
3800 4250 3800 4150
Wire Wire Line
3800 4150 3600 4150
$Comp
L Device:CP1 C1
U 1 1 5DF2C29B
P 4150 4150
F 0 "C1" V 3898 4150 50 0000 C CNN
F 1 "10u" V 3989 4150 50 0000 C CNN
F 2 "Capacitor_THT:CP_Radial_D4.0mm_P1.50mm" V 3990 4150 50 0001 C CNN
F 3 "~" H 4150 4150 50 0001 C CNN
1 4150 4150
0 1 1 0
$EndComp
Wire Wire Line
4000 4150 3800 4150
Connection ~ 3800 4150
$Comp
L Device:R_US R1
U 1 1 5DF2D1B9
P 3800 4400
F 0 "R1" H 3732 4354 50 0000 R CNN
F 1 "10M" H 3732 4445 50 0000 R CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P7.62mm_Horizontal" V 3840 4390 50 0001 C CNN
F 3 "~" H 3800 4400 50 0001 C CNN
1 3800 4400
-1 0 0 1
$EndComp
$Comp
L Device:R_US R2
U 1 1 5DF2E426
P 4500 4400
F 0 "R2" H 4568 4446 50 0000 L CNN
F 1 "10M" H 4568 4355 50 0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal" V 4540 4390 50 0001 C CNN
F 3 "~" H 4500 4400 50 0001 C CNN
1 4500 4400
1 0 0 -1
$EndComp
Wire Wire Line
4500 4250 4500 4150
Wire Wire Line
4500 4150 4300 4150
$Comp
L power:GND #PWR0102
U 1 1 5DF2EAC4
P 4500 4600
F 0 "#PWR0102" H 4500 4350 50 0001 C CNN
F 1 "GND" H 4505 4427 50 0000 C CNN
F 2 "" H 4500 4600 50 0001 C CNN
F 3 "" H 4500 4600 50 0001 C CNN
1 4500 4600
1 0 0 -1
$EndComp
$Comp
L Device:R_US R3
U 1 1 5DF2F48D
P 4500 3900
F 0 "R3" H 4568 3946 50 0000 L CNN
F 1 "10M" H 4568 3855 50 0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal" V 4540 3890 50 0001 C CNN
F 3 "~" H 4500 3900 50 0001 C CNN
1 4500 3900
1 0 0 -1
$EndComp
Connection ~ 4500 4150
Wire Wire Line
4500 4050 4500 4150
Wire Wire Line
4500 3600 4500 3750
Wire Wire Line
4500 4150 4850 4150
Text GLabel 4500 3600 1 50 Input ~ 0
PWR
Text GLabel 5150 3600 1 50 Input ~ 0
PWR
Wire Wire Line
5150 3600 5150 3950
$Comp
L Device:R_US R5
U 1 1 5DF38104
P 5150 5400
F 0 "R5" H 5218 5446 50 0000 L CNN
F 1 "330" H 5218 5355 50 0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal" V 5190 5390 50 0001 C CNN
F 3 "~" H 5150 5400 50 0001 C CNN
1 5150 5400
1 0 0 -1
$EndComp
Wire Wire Line
4850 5000 4800 5000
Wire Wire Line
4800 5000 4800 5650
$Comp
L power:GND #PWR0103
U 1 1 5DF39A6D
P 5150 5750
F 0 "#PWR0103" H 5150 5500 50 0001 C CNN
F 1 "GND" H 5155 5577 50 0000 C CNN
F 2 "" H 5150 5750 50 0001 C CNN
F 3 "" H 5150 5750 50 0001 C CNN
1 5150 5750
1 0 0 -1
$EndComp
Wire Wire Line
5150 5550 5150 5650
Wire Wire Line
5150 5650 4800 5650
Wire Wire Line
5150 5750 5150 5650
Connection ~ 5150 5650
$Comp
L Device:CP1 C2
U 1 1 5DF3F2D6
P 5600 4750
F 0 "C2" V 5852 4750 50 0000 C CNN
F 1 "10u" V 5761 4750 50 0000 C CNN
F 2 "Capacitor_THT:CP_Radial_D4.0mm_P1.50mm" V 5760 4750 50 0001 C CNN
F 3 "~" H 5600 4750 50 0001 C CNN
1 5600 4750
0 -1 -1 0
$EndComp
Wire Wire Line
5450 4750 5150 4750
Connection ~ 5150 4750
Wire Wire Line
5150 4750 5150 4800
Wire Wire Line
4500 4600 4500 4550
Wire Wire Line
3800 4600 3800 4550
Wire Wire Line
5150 5250 5150 5200
Wire Wire Line
6000 4750 5750 4750
$Comp
L power:GND #PWR0104
U 1 1 5DF420FD
P 6000 5750
F 0 "#PWR0104" H 6000 5500 50 0001 C CNN
F 1 "GND" H 6005 5577 50 0000 C CNN
F 2 "" H 6000 5750 50 0001 C CNN
F 3 "" H 6000 5750 50 0001 C CNN
1 6000 5750
1 0 0 -1
$EndComp
$Comp
L Device:D_ALT D1
U 1 1 5DF4A536
P 5850 3300
F 0 "D1" H 5850 3084 50 0000 C CNN
F 1 "1N4003" H 5850 3175 50 0000 C CNN
F 2 "Diode_THT:D_DO-41_SOD81_P7.62mm_Horizontal" H 5850 3300 50 0001 C CNN
F 3 "~" H 5850 3300 50 0001 C CNN
1 5850 3300
-1 0 0 1
$EndComp
$Comp
L Device:CP1 C3
U 1 1 5DF4CB98
P 5850 3700
F 0 "C3" V 5598 3700 50 0000 C CNN
F 1 "47u" V 5689 3700 50 0000 C CNN
F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.00mm" H 5850 3700 50 0001 C CNN
F 3 "~" H 5850 3700 50 0001 C CNN
1 5850 3700
0 1 1 0
$EndComp
Wire Wire Line
6000 3700 6050 3700
$Comp
L power:GND #PWR0106
U 1 1 5DF4D6FA
P 5650 3700
F 0 "#PWR0106" H 5650 3450 50 0001 C CNN
F 1 "GND" V 5655 3572 50 0000 R CNN
F 2 "" H 5650 3700 50 0001 C CNN
F 3 "" H 5650 3700 50 0001 C CNN
1 5650 3700
0 1 1 0
$EndComp
$Comp
L power:GND #PWR0107
U 1 1 5DF4DC27
P 5650 3300
F 0 "#PWR0107" H 5650 3050 50 0001 C CNN
F 1 "GND" V 5655 3172 50 0000 R CNN
F 2 "" H 5650 3300 50 0001 C CNN
F 3 "" H 5650 3300 50 0001 C CNN
1 5650 3300
0 1 1 0
$EndComp
Wire Wire Line
5650 3300 5700 3300
Wire Wire Line
5700 3700 5650 3700
Wire Wire Line
6000 4750 6000 5100
$Comp
L Device:R_US R6
U 1 1 5DF4135C
P 6000 5250
F 0 "R6" H 6068 5296 50 0000 L CNN
F 1 "100k" H 6068 5205 50 0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal" V 6040 5240 50 0001 C CNN
F 3 "~" H 6000 5250 50 0001 C CNN
1 6000 5250
1 0 0 -1
$EndComp
Wire Wire Line
6000 5400 6000 5750
Text GLabel 6050 3950 3 50 Output ~ 0
PWR
Connection ~ 6050 3700
Wire Wire Line
6150 3500 6050 3500
$Comp
L Device:R_US R7
U 1 1 5DF5123F
P 6300 3500
F 0 "R7" V 6095 3500 50 0000 C CNN
F 1 "4.7k" V 6186 3500 50 0000 C CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P5.08mm_Horizontal" V 6340 3490 50 0001 C CNN
F 3 "~" H 6300 3500 50 0001 C CNN
1 6300 3500
0 1 1 0
$EndComp
Connection ~ 6050 3300
Wire Wire Line
6050 3300 6000 3300
Wire Wire Line
6050 3500 6050 3700
Connection ~ 6050 3500
$Comp
L Device:LED_ALT D2
U 1 1 5DF55620
P 6550 3750
F 0 "D2" V 6589 3633 50 0000 R CNN
F 1 "LED" V 6498 3633 50 0000 R CNN
F 2 "Connector_Wire:SolderWirePad_1x02_P3.81mm_Drill0.8mm" H 6550 3750 50 0001 C CNN
F 3 "~" H 6550 3750 50 0001 C CNN
1 6550 3750
0 -1 -1 0
$EndComp
Wire Wire Line
6550 3600 6550 3500
Wire Wire Line
6550 3500 6450 3500
$Comp
L power:GND #PWR0108
U 1 1 5DF57138
P 6550 3950
F 0 "#PWR0108" H 6550 3700 50 0001 C CNN
F 1 "GND" H 6555 3777 50 0000 C CNN
F 2 "" H 6550 3950 50 0001 C CNN
F 3 "" H 6550 3950 50 0001 C CNN
1 6550 3950
1 0 0 -1
$EndComp
Wire Wire Line
6550 3950 6550 3900
Wire Wire Line
6050 3700 6050 3950
Wire Wire Line
6250 4750 6000 4750
Connection ~ 6000 4750
$Comp
L Connector:AudioJack2 J1
U 1 1 5DF793B5
P 3400 4150
F 0 "J1" H 3432 4475 50 0000 C CNN
F 1 "In" H 3432 4384 50 0000 C CNN
F 2 "Connector_Wire:SolderWirePad_1x02_P3.81mm_Drill1.2mm" H 3400 4150 50 0001 C CNN
F 3 "~" H 3400 4150 50 0001 C CNN
1 3400 4150
1 0 0 -1
$EndComp
Wire Wire Line
3600 4050 3700 4050
$Comp
L power:GND #PWR0105
U 1 1 5DF87726
P 6100 4550
F 0 "#PWR0105" H 6100 4300 50 0001 C CNN
F 1 "GND" H 6105 4377 50 0000 C CNN
F 2 "" H 6100 4550 50 0001 C CNN
F 3 "" H 6100 4550 50 0001 C CNN
1 6100 4550
-1 0 0 1
$EndComp
Wire Wire Line
6100 4650 6100 4550
Wire Wire Line
6250 4650 6100 4650
Wire Wire Line
3700 4050 3700 3950
$Comp
L power:GND #PWR0109
U 1 1 5DF7AEF1
P 3700 3950
F 0 "#PWR0109" H 3700 3700 50 0001 C CNN
F 1 "GND" H 3705 3777 50 0000 C CNN
F 2 "" H 3700 3950 50 0001 C CNN
F 3 "" H 3700 3950 50 0001 C CNN
1 3700 3950
-1 0 0 1
$EndComp
$Comp
L power:GND #PWR0110
U 1 1 5DF924C2
P 6250 2900
F 0 "#PWR0110" H 6250 2650 50 0001 C CNN
F 1 "GND" V 6255 2772 50 0000 R CNN
F 2 "" H 6250 2900 50 0001 C CNN
F 3 "" H 6250 2900 50 0001 C CNN
1 6250 2900
1 0 0 -1
$EndComp
Wire Wire Line
6250 2900 6250 2850
$Comp
L Connector:Barrel_Jack J3
U 1 1 5DF8E3BD
P 6150 2550
F 0 "J3" H 5920 2508 50 0000 R CNN
F 1 "9V" H 5920 2599 50 0000 R CNN
F 2 "Connector_Wire:SolderWirePad_1x02_P3.81mm_Drill1.2mm" H 6200 2510 50 0001 C CNN
F 3 "~" H 6200 2510 50 0001 C CNN
1 6150 2550
0 1 1 0
$EndComp
$Comp
L Connector:AudioJack2 J2
U 1 1 5DF8383C
P 6450 4750
F 0 "J2" H 6270 4825 50 0000 R CNN
F 1 "Out" H 6270 4734 50 0000 R CNN
F 2 "Connector_Wire:SolderWirePad_1x02_P3.81mm_Drill1.2mm" H 6450 4750 50 0001 C CNN
F 3 "~" H 6450 4750 50 0001 C CNN
1 6450 4750
-1 0 0 -1
$EndComp
Wire Wire Line
6050 3300 6050 3500
Wire Wire Line
5150 4350 5150 4750
$Comp
L Device:Q_NJFET_DSG Q1
U 1 1 5E0CCD01
P 5050 4150
F 0 "Q1" H 5241 4196 50 0000 L CNN
F 1 "J113" H 5241 4105 50 0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92" H 5250 4250 50 0001 C CNN
F 3 "~" H 5050 4150 50 0001 C CNN
1 5050 4150
1 0 0 -1
$EndComp
$Comp
L Device:Q_NJFET_DSG Q2
U 1 1 5E0CD1F9
P 5050 5000
F 0 "Q2" H 5241 5046 50 0000 L CNN
F 1 "J113" H 5241 4955 50 0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92" H 5250 5100 50 0001 C CNN
F 3 "~" H 5050 5000 50 0001 C CNN
1 5050 5000
1 0 0 -1
$EndComp
Wire Wire Line
6050 2850 6050 3300
$EndSCHEMATC