forgotten

1 files changed, 57 insertions, 36 deletions

diff --git a/PCB/active-feedback.sch-bak b/PCB/active-feedback.sch-bak
index 443e809..97626ba 100644
--- a/PCB/active-feedback.sch-bak
+++ b/PCB/active-feedback.sch-bak
@@ -3,9 +3,9 @@ EELAYER 30 0
 EELAYER END
 $Descr USLetter 11000 8500
 encoding utf-8
-Sheet 5 9
+Sheet 9 9
 Title "galvanosynth"
-Date "2019-12-09"
+Date "2020-01-30"
 Rev "4.0.0"
 Comp "University of Wisconsin-Madison"
 Comment1 "Instrument Shop"
@@ -34,7 +34,7 @@ AR Path="/5E4039F2/5E5D6B6F" Ref="#PWR0136"  Part="1"
 AR Path="/5E4039E0/5E5D6B6F" Ref="#PWR0142"  Part="1" 
 AR Path="/5E3EC44B/5E5D6B6F" Ref="#PWR0148"  Part="1" 
 AR Path="/5E3ED540/5E5D6B6F" Ref="#PWR0154"  Part="1" 
-F 0 "#PWR0136" H 5400 2950 50  0001 C CNN
+F 0 "#PWR0111" H 5400 2950 50  0001 C CNN
 F 1 "+15V" H 5415 3273 50  0000 C CNN
 F 2 "" H 5400 3100 50  0001 C CNN
 F 3 "" H 5400 3100 50  0001 C CNN
@@ -54,7 +54,7 @@ AR Path="/5E4039F2/5E5D6B75" Ref="#PWR0137"  Part="1"
 AR Path="/5E4039E0/5E5D6B75" Ref="#PWR0143"  Part="1" 
 AR Path="/5E3EC44B/5E5D6B75" Ref="#PWR0149"  Part="1" 
 AR Path="/5E3ED540/5E5D6B75" Ref="#PWR0155"  Part="1" 
-F 0 "#PWR0137" H 5400 3850 50  0001 C CNN
+F 0 "#PWR0112" H 5400 3850 50  0001 C CNN
 F 1 "GND" H 5405 3927 50  0000 C CNN
 F 2 "" H 5400 4100 50  0001 C CNN
 F 3 "" H 5400 4100 50  0001 C CNN
@@ -64,7 +64,7 @@ $EndComp
 $Comp
 L power:GND #PWR?
 U 1 1 5E5D6B82
-P 5100 4750
+P 5100 5150
 AR Path="/5E5D6B82" Ref="#PWR?"  Part="1" 
 AR Path="/5E39B760/5E5D6B82" Ref="#PWR0113"  Part="1" 
 AR Path="/5E3EAB60/5E5D6B82" Ref="#PWR0120"  Part="1" 
@@ -74,11 +74,11 @@ AR Path="/5E4039F2/5E5D6B82" Ref="#PWR0138"  Part="1"
 AR Path="/5E4039E0/5E5D6B82" Ref="#PWR0144"  Part="1" 
 AR Path="/5E3EC44B/5E5D6B82" Ref="#PWR0150"  Part="1" 
 AR Path="/5E3ED540/5E5D6B82" Ref="#PWR0156"  Part="1" 
-F 0 "#PWR0138" H 5100 4500 50  0001 C CNN
-F 1 "GND" H 5105 4577 50  0000 C CNN
-F 2 "" H 5100 4750 50  0001 C CNN
-F 3 "" H 5100 4750 50  0001 C CNN
-	1    5100 4750
+F 0 "#PWR0113" H 5100 4900 50  0001 C CNN
+F 1 "GND" H 5105 4977 50  0000 C CNN
+F 2 "" H 5100 5150 50  0001 C CNN
+F 3 "" H 5100 5150 50  0001 C CNN
+	1    5100 5150
 	1    0    0    -1  
 $EndComp
 $Comp
@@ -94,7 +94,7 @@ AR Path="/5E4039F2/5E5D6B88" Ref="QD8"  Part="1"
 AR Path="/5E4039E0/5E5D6B88" Ref="QD5"  Part="1" 
 AR Path="/5E3EC44B/5E5D6B88" Ref="QD3"  Part="1" 
 AR Path="/5E3ED540/5E5D6B88" Ref="QD4"  Part="1" 
-F 0 "QD8" H 6906 4146 50  0000 L CNN
+F 0 "QD1" H 6906 4146 50  0000 L CNN
 F 1 "IRF630" H 6906 4055 50  0000 L CNN
 F 2 "Package_TO_SOT_THT:TO-220-3_Vertical" H 6550 3950 50  0001 C CNN
 F 3 "" H 6550 3950 50  0001 C CNN
@@ -114,7 +114,7 @@ AR Path="/5E4039F2/5E5D6B8E" Ref="#PWR0139"  Part="1"
 AR Path="/5E4039E0/5E5D6B8E" Ref="#PWR0145"  Part="1" 
 AR Path="/5E3EC44B/5E5D6B8E" Ref="#PWR0151"  Part="1" 
 AR Path="/5E3ED540/5E5D6B8E" Ref="#PWR0157"  Part="1" 
-F 0 "#PWR0139" H 6800 3750 50  0001 C CNN
+F 0 "#PWR0114" H 6800 3750 50  0001 C CNN
 F 1 "+15V" H 6815 4073 50  0000 C CNN
 F 2 "" H 6800 3900 50  0001 C CNN
 F 3 "" H 6800 3900 50  0001 C CNN
@@ -138,7 +138,7 @@ AR Path="/5E4039F2/5E5D6BA0" Ref="QE8"  Part="1"
 AR Path="/5E4039E0/5E5D6BA0" Ref="QE5"  Part="1" 
 AR Path="/5E3EC44B/5E5D6BA0" Ref="QE3"  Part="1" 
 AR Path="/5E3ED540/5E5D6BA0" Ref="QE4"  Part="1" 
-F 0 "QE8" H 6004 3054 50  0000 L CNN
+F 0 "QE1" H 6004 3054 50  0000 L CNN
 F 1 "2N7000" H 6004 3145 50  0000 L CNN
 F 2 "Package_TO_SOT_THT:TO-92_Inline" H 6000 3025 50  0001 L CIN
 F 3 "https://www.fairchildsemi.com/datasheets/2N/2N7000.pdf" H 5800 3100 50  0001 L CNN
@@ -160,7 +160,7 @@ AR Path="/5E4039F2/5E5D6BAB" Ref="RV8"  Part="1"
 AR Path="/5E4039E0/5E5D6BAB" Ref="RV5"  Part="1" 
 AR Path="/5E3EC44B/5E5D6BAB" Ref="RV3"  Part="1" 
 AR Path="/5E3ED540/5E5D6BAB" Ref="RV4"  Part="1" 
-F 0 "RV8" H 5032 4554 50  0000 R CNN
+F 0 "RV1" H 5032 4554 50  0000 R CNN
 F 1 "2k" H 5032 4645 50  0000 R CNN
 F 2 "Potentiometer_THT:Potentiometer_Bourns_3296X_Horizontal" H 5100 4600 50  0001 C CNN
 F 3 "~" H 5100 4600 50  0001 C CNN
@@ -191,7 +191,7 @@ AR Path="/5E4039F2/5E5D6BC0" Ref="#PWR0140"  Part="1"
 AR Path="/5E4039E0/5E5D6BC0" Ref="#PWR0146"  Part="1" 
 AR Path="/5E3EC44B/5E5D6BC0" Ref="#PWR0152"  Part="1" 
 AR Path="/5E3ED540/5E5D6BC0" Ref="#PWR0158"  Part="1" 
-F 0 "#PWR0140" H 5900 3050 50  0001 C CNN
+F 0 "#PWR0115" H 5900 3050 50  0001 C CNN
 F 1 "GND" H 5905 3127 50  0000 C CNN
 F 2 "" H 5900 3300 50  0001 C CNN
 F 3 "" H 5900 3300 50  0001 C CNN
@@ -204,10 +204,10 @@ Wire Wire Line
 Wire Wire Line
 	5300 2800 5600 2800
 $Comp
-L Device:R_US R?
+L Device:R_US R-?
 U 1 1 5E5D6BC6
 P 4150 3500
-AR Path="/5E5D6BC6" Ref="R?"  Part="1" 
+AR Path="/5E5D6BC6" Ref="R-?"  Part="1" 
 AR Path="/5E39B760/5E5D6BC6" Ref="R-1"  Part="1" 
 AR Path="/5E3EAB60/5E5D6BC6" Ref="R-2"  Part="1" 
 AR Path="/5E4039E6/5E5D6BC6" Ref="R-6"  Part="1" 
@@ -216,7 +216,7 @@ AR Path="/5E4039F2/5E5D6BC6" Ref="R-8"  Part="1"
 AR Path="/5E4039E0/5E5D6BC6" Ref="R-5"  Part="1" 
 AR Path="/5E3EC44B/5E5D6BC6" Ref="R-3"  Part="1" 
 AR Path="/5E3ED540/5E5D6BC6" Ref="R-4"  Part="1" 
-F 0 "R-8" V 4250 3400 50  0000 C CNN
+F 0 "R-1" V 4250 3400 50  0000 C CNN
 F 1 "1k" V 4250 3600 50  0000 C CNN
 F 2 "Resistor_SMD:R_1206_3216Metric" V 4190 3490 50  0001 C CNN
 F 3 "~" H 4150 3500 50  0001 C CNN
@@ -240,7 +240,7 @@ AR Path="/5E4039F2/5E66C0EF" Ref="#PWR0141"  Part="1"
 AR Path="/5E4039E0/5E66C0EF" Ref="#PWR0147"  Part="1" 
 AR Path="/5E3EC44B/5E66C0EF" Ref="#PWR0153"  Part="1" 
 AR Path="/5E3ED540/5E66C0EF" Ref="#PWR0159"  Part="1" 
-F 0 "#PWR0141" H 4500 3050 50  0001 C CNN
+F 0 "#PWR0117" H 4500 3050 50  0001 C CNN
 F 1 "GND" H 4600 3200 50  0000 C CNN
 F 2 "" H 4500 3300 50  0001 C CNN
 F 3 "" H 4500 3300 50  0001 C CNN
@@ -290,7 +290,7 @@ AR Path="/5E4039F2/5E5D6B7B" Ref="U8"  Part="1"
 AR Path="/5E4039E0/5E5D6B7B" Ref="U5"  Part="1" 
 AR Path="/5E3EC44B/5E5D6B7B" Ref="U3"  Part="1" 
 AR Path="/5E3ED540/5E5D6B7B" Ref="U4"  Part="1" 
-F 0 "U8" H 5150 4150 60  0000 C CNN
+F 0 "U1" H 5150 4150 60  0000 C CNN
 F 1 "LM358" H 5150 4050 60  0000 C CNN
 F 2 "Package_DIP:DIP-8_W7.62mm_LongPads" H 5150 3150 60  0001 C CNN
 F 3 "" H 5000 3600 60  0000 C CNN
@@ -298,25 +298,21 @@ F 3 "" H 5000 3600 60  0000 C CNN
 	1    0    0    -1  
 $EndComp
 Connection ~ 5300 4400
-Wire Notes Line
-	7500 5000 4500 5000
-Wire Notes Line
-	4500 3600 4500 5000
 Wire Wire Line
 	6000 3800 6000 4100
 Wire Wire Line
 	5300 4400 6850 4400
-Text Notes 6400 4950 0    50   ~ 0
+Text Notes 6300 5250 0    50   ~ 0
 CONSTANT CURRENT DRIVER\nI = V_CONTROL / RV
 Wire Notes Line
 	3800 2500 3800 3600
 Wire Notes Line
 	3800 3600 7500 3600
 $Comp
-L Device:R_US R?
+L Device:R_US R+?
 U 1 1 5E5D6BCC
 P 4150 3000
-AR Path="/5E5D6BCC" Ref="R?"  Part="1" 
+AR Path="/5E5D6BCC" Ref="R+?"  Part="1" 
 AR Path="/5E39B760/5E5D6BCC" Ref="R+1"  Part="1" 
 AR Path="/5E3EAB60/5E5D6BCC" Ref="R+2"  Part="1" 
 AR Path="/5E4039E6/5E5D6BCC" Ref="R+6"  Part="1" 
@@ -325,7 +321,7 @@ AR Path="/5E4039F2/5E5D6BCC" Ref="R+8"  Part="1"
 AR Path="/5E4039E0/5E5D6BCC" Ref="R+5"  Part="1" 
 AR Path="/5E3EC44B/5E5D6BCC" Ref="R+3"  Part="1" 
 AR Path="/5E3ED540/5E5D6BCC" Ref="R+4"  Part="1" 
-F 0 "R+8" V 4050 3100 50  0000 C CNN
+F 0 "R+1" V 4050 3100 50  0000 C CNN
 F 1 "1k" V 4050 2900 50  0000 C CNN
 F 2 "Resistor_SMD:R_1206_3216Metric" V 4190 2990 50  0001 C CNN
 F 3 "~" H 4150 3000 50  0001 C CNN
@@ -333,8 +329,6 @@ F 3 "~" H 4150 3000 50  0001 C CNN
 	0    -1   1    0   
 $EndComp
 Wire Notes Line
-	7500 2500 7500 5000
-Wire Notes Line
 	3800 2500 7500 2500
 Text Notes 6300 2800 0    50   ~ 0
 DIFFERENTIAL AMPLIFIER\nTRANSISTOR WILL CLOSE WHEN\nVOLTAGE DIFF.  >  20 mV 
@@ -358,8 +352,8 @@ AR Path="/5E4039F2/5E5D6BB9" Ref="RF8"  Part="1"
 AR Path="/5E4039E0/5E5D6BB9" Ref="RF5"  Part="1" 
 AR Path="/5E3EC44B/5E5D6BB9" Ref="RF3"  Part="1" 
 AR Path="/5E3ED540/5E5D6BB9" Ref="RF4"  Part="1" 
-F 0 "RF8" V 5050 2900 50  0000 C CNN
-F 1 "10k" V 5050 2700 50  0000 C CNN
+F 0 "RF1" V 5050 2900 50  0000 C CNN
+F 1 "100k" V 5050 2700 50  0000 C CNN
 F 2 "Resistor_SMD:R_1206_3216Metric" V 5190 2790 50  0001 C CNN
 F 3 "~" H 5150 2800 50  0001 C CNN
 	1    5150 2800
@@ -371,10 +365,10 @@ Wire Wire Line
 	4500 3000 4800 3000
 Connection ~ 4500 3000
 $Comp
-L Device:R_US R?
+L Device:R_US RG?
 U 1 1 5E66B3AD
 P 4500 3150
-AR Path="/5E66B3AD" Ref="R?"  Part="1" 
+AR Path="/5E66B3AD" Ref="RG?"  Part="1" 
 AR Path="/5E39B760/5E66B3AD" Ref="RG1"  Part="1" 
 AR Path="/5E3EAB60/5E66B3AD" Ref="RG2"  Part="1" 
 AR Path="/5E4039E6/5E66B3AD" Ref="RG6"  Part="1" 
@@ -383,11 +377,38 @@ AR Path="/5E4039F2/5E66B3AD" Ref="RG8"  Part="1"
 AR Path="/5E4039E0/5E66B3AD" Ref="RG5"  Part="1" 
 AR Path="/5E3EC44B/5E66B3AD" Ref="RG3"  Part="1" 
 AR Path="/5E3ED540/5E66B3AD" Ref="RG4"  Part="1" 
-F 0 "RG8" V 4600 3150 50  0000 C CNN
-F 1 "10k" V 4386 3150 50  0000 C CNN
+F 0 "RG1" V 4600 3150 50  0000 C CNN
+F 1 "100k" V 4386 3150 50  0000 C CNN
 F 2 "Resistor_SMD:R_1206_3216Metric" V 4540 3140 50  0001 C CNN
 F 3 "~" H 4500 3150 50  0001 C CNN
 	1    4500 3150
 	-1   0    0    -1  
 $EndComp
+Wire Wire Line
+	5100 4750 5100 4850
+Wire Notes Line
+	4500 5500 7500 5500
+Wire Notes Line
+	4500 3600 4500 5500
+Wire Notes Line
+	7500 2500 7500 5500
+$Comp
+L Device:R_US RL6
+U 1 1 5E3668AF
+P 5100 5000
+AR Path="/5E4039E6/5E3668AF" Ref="RL6"  Part="1" 
+AR Path="/5E39B760/5E3668AF" Ref="RL1"  Part="1" 
+AR Path="/5E3EAB60/5E3668AF" Ref="RL2"  Part="1" 
+AR Path="/5E4039EC/5E3668AF" Ref="RL7"  Part="1" 
+AR Path="/5E4039F2/5E3668AF" Ref="RL8"  Part="1" 
+AR Path="/5E4039E0/5E3668AF" Ref="RL5"  Part="1" 
+AR Path="/5E3EC44B/5E3668AF" Ref="RL3"  Part="1" 
+AR Path="/5E3ED540/5E3668AF" Ref="RL4"  Part="1" 
+F 0 "RL1" H 5033 4954 50  0000 R CNN
+F 1 "10" H 5033 5045 50  0000 R CNN
+F 2 "Resistor_SMD:R_1206_3216Metric" V 5140 4990 50  0001 C CNN
+F 3 "~" H 5100 5000 50  0001 C CNN
+	1    5100 5000
+	1    0    0    1   
+$EndComp
 $EndSCHEMATC