Amp.bak

EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:dk_Linear-Amplifiers-Audio
LIBS:dk_Barrel-Audio-Connectors
LIBS:dk_Clock-Timing-Clock-Generators-PLLs-Frequency-Synthesizers
LIBS:dk_Clock-Timing-Programmable-Timers-and-Oscillators
LIBS:dk_Clock-Timing-Real-Time-Clocks
LIBS:dk_Coaxial-Connectors-RF
LIBS:dk_Current-Sensors
LIBS:dk_Data-Acquisition-Digital-Potentiometers
LIBS:dk_Data-Acquisition-Analog-to-Digital-Converters-ADC
LIBS:dk_Data-Acquisition-Digital-to-Analog-Converters-DAC
LIBS:dk_DC-DC-Converters
LIBS:dk_Diodes-Zener-Single
LIBS:dk_Diodes-Rectifiers-Single
LIBS:dk_Diodes-Rectifiers-Arrays
LIBS:dk_Digital-Isolators
LIBS:dk_Embedded-Microcontrollers
LIBS:dk_TVS-Diodes
LIBS:dk_Trimmer-Potentiometers
LIBS:dk_Transistors-JFETs
LIBS:dk_Transistors-FETs-MOSFETs-Single
LIBS:dk_Transistors-FETs-MOSFETs-RF
LIBS:dk_Transistors-FETs-MOSFETs-Arrays
LIBS:dk_Transistors-Bipolar-BJT-Single
LIBS:dk_Transistors-Bipolar-BJT-Single-Pre-Biased
LIBS:dk_Transistors-Bipolar-BJT-RF
LIBS:dk_Transistors-Bipolar-BJT-Arrays
LIBS:dk_Toggle-Switches
LIBS:dk_Thyristors-TRIACs
LIBS:dk_Thyristors-SCRs
LIBS:dk_Thyristors-DIACs-SIDACs
LIBS:dk_Tactile-Switches
LIBS:dk_Slide-Switches
LIBS:dk_RF-Transceiver-Modules
LIBS:dk_RF-Transceiver-ICs
LIBS:dk_RF-Switches
LIBS:dk_RF-Amplifiers
LIBS:dk_Oscillators
LIBS:dk_Linear-Amplifiers-Instrumentation-OP-Amps-Buffer-Amps
LIBS:dk_Interface-Analog-Switches-Special-Purpose
LIBS:dk_Interface-Analog-Switches-Multiplexers-Demultiplexers
LIBS:Amp-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
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Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
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$Comp
L LM386 U?
U 1 1 5CAE7C7E
P 8900 1450
F 0 "U?" H 8950 1750 50  0000 L CNN
F 1 "LM386" H 8950 1650 50  0000 L CNN
F 2 "" H 9000 1550 50  0001 C CNN
F 3 "" H 9100 1650 50  0001 C CNN
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	1    0    0    -1  
$EndComp
Text GLabel 1550 2500 0    60   Input ~ 0
A_CV
$Comp
L R R?
U 1 1 5CAE9E01
P 8200 1150
F 0 "R?" V 8280 1150 50  0000 C CNN
F 1 "11K" V 8200 1150 50  0000 C CNN
F 2 "" V 8130 1150 50  0001 C CNN
F 3 "" H 8200 1150 50  0001 C CNN
	1    8200 1150
	-1   0    0    1   
$EndComp
$Comp
L R R?
U 1 1 5CAE9E8E
P 8200 1600
F 0 "R?" V 8280 1600 50  0000 C CNN
F 1 "1K" V 8200 1600 50  0000 C CNN
F 2 "" V 8130 1600 50  0001 C CNN
F 3 "" H 8200 1600 50  0001 C CNN
	1    8200 1600
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR?
U 1 1 5CAEA034
P 8200 1900
F 0 "#PWR?" H 8200 1650 50  0001 C CNN
F 1 "GND" H 8200 1750 50  0000 C CNN
F 2 "" H 8200 1900 50  0001 C CNN
F 3 "" H 8200 1900 50  0001 C CNN
	1    8200 1900
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 5CAEA0A4
P 8800 1900
F 0 "#PWR?" H 8800 1650 50  0001 C CNN
F 1 "GND" H 8800 1750 50  0000 C CNN
F 2 "" H 8800 1900 50  0001 C CNN
F 3 "" H 8800 1900 50  0001 C CNN
	1    8800 1900
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 5CAEA118
P 8550 1700
F 0 "#PWR?" H 8550 1450 50  0001 C CNN
F 1 "GND" H 8550 1550 50  0000 C CNN
F 2 "" H 8550 1700 50  0001 C CNN
F 3 "" H 8550 1700 50  0001 C CNN
	1    8550 1700
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR?
U 1 1 5CAEA3B5
P 8800 900
F 0 "#PWR?" H 8800 750 50  0001 C CNN
F 1 "+5V" H 8800 1040 50  0000 C CNN
F 2 "" H 8800 900 50  0001 C CNN
F 3 "" H 8800 900 50  0001 C CNN
	1    8800 900 
	1    0    0    -1  
$EndComp
$Comp
L C C?
U 1 1 5CAEA448
P 9300 1750
F 0 "C?" H 9325 1850 50  0000 L CNN
F 1 "50p" H 9325 1650 50  0000 L CNN
F 2 "" H 9338 1600 50  0001 C CNN
F 3 "" H 9300 1750 50  0001 C CNN
	1    9300 1750
	1    0    0    -1  
$EndComp
$Comp
L C C?
U 1 1 5CAEA544
P 9700 1450
F 0 "C?" H 9725 1550 50  0000 L CNN
F 1 "250u" H 9725 1350 50  0000 L CNN
F 2 "" H 9738 1300 50  0001 C CNN
F 3 "" H 9700 1450 50  0001 C CNN
	1    9700 1450
	0    1    1    0   
$EndComp
$Comp
L R R?
U 1 1 5CAEA596
P 9300 2150
F 0 "R?" V 9380 2150 50  0000 C CNN
F 1 "1K" V 9300 2150 50  0000 C CNN
F 2 "" V 9230 2150 50  0001 C CNN
F 3 "" H 9300 2150 50  0001 C CNN
	1    9300 2150
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR?
U 1 1 5CAEA606
P 9300 2400
F 0 "#PWR?" H 9300 2150 50  0001 C CNN
F 1 "GND" H 9300 2250 50  0000 C CNN
F 2 "" H 9300 2400 50  0001 C CNN
F 3 "" H 9300 2400 50  0001 C CNN
	1    9300 2400
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 5CAEA647
P 10250 1950
F 0 "#PWR?" H 10250 1700 50  0001 C CNN
F 1 "GND" H 10250 1800 50  0000 C CNN
F 2 "" H 10250 1950 50  0001 C CNN
F 3 "" H 10250 1950 50  0001 C CNN
	1    10250 1950
	1    0    0    -1  
$EndComp
Text GLabel 7950 950  0    60   Input ~ 0
OUT
Text GLabel 10350 1450 2    60   Input ~ 0
HP_OUT+
Text GLabel 10350 1750 2    60   Input ~ 0
HP_OUT-
Text Notes 1100 1050 0    60   ~ 0
A-VCA
Text Notes 9400 1050 0    60   ~ 0
HEADPHONE_AMP
$Comp
L R R?
U 1 1 5CB3DC6C
P 2600 3850
F 0 "R?" V 2680 3850 50  0000 C CNN
F 1 "5K6" V 2600 3850 50  0000 C CNN
F 2 "" V 2530 3850 50  0001 C CNN
F 3 "" H 2600 3850 50  0001 C CNN
	1    2600 3850
	-1   0    0    1   
$EndComp
$Comp
L TL072 U?
U 1 1 5CB3DD4B
P 1600 4150
F 0 "U?" H 1600 4350 50  0000 L CNN
F 1 "TL072" H 1600 3950 50  0000 L CNN
F 2 "" H 1600 4150 50  0001 C CNN
F 3 "" H 1600 4150 50  0001 C CNN
	1    1600 4150
	1    0    0    1   
$EndComp
$Comp
L C C?
U 1 1 5CB3DDE2
P 2050 3850
F 0 "C?" H 2075 3950 50  0000 L CNN
F 1 "30p" H 2075 3750 50  0000 L CNN
F 2 "" H 2088 3700 50  0001 C CNN
F 3 "" H 2050 3850 50  0001 C CNN
	1    2050 3850
	1    0    0    -1  
$EndComp
$Comp
L -12VA #PWR?
U 1 1 5CB3E27F
P 1500 4450
F 0 "#PWR?" H 1500 4300 50  0001 C CNN
F 1 "-12VA" H 1500 4590 50  0000 C CNN
F 2 "" H 1500 4450 50  0001 C CNN
F 3 "" H 1500 4450 50  0001 C CNN
	1    1500 4450
	-1   0    0    1   
$EndComp
$Comp
L +12VA #PWR?
U 1 1 5CB3E46D
P 1500 3850
F 0 "#PWR?" H 1500 3700 50  0001 C CNN
F 1 "+12VA" H 1500 3990 50  0000 C CNN
F 2 "" H 1500 3850 50  0001 C CNN
F 3 "" H 1500 3850 50  0001 C CNN
	1    1500 3850
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 5CB3E83F
P 1000 4350
F 0 "#PWR?" H 1000 4100 50  0001 C CNN
F 1 "GND" H 1000 4200 50  0000 C CNN
F 2 "" H 1000 4350 50  0001 C CNN
F 3 "" H 1000 4350 50  0001 C CNN
	1    1000 4350
	1    0    0    -1  
$EndComp
$Comp
L R R?
U 1 1 5CB3E8EC
P 700 4300
F 0 "R?" V 780 4300 50  0000 C CNN
F 1 "12K" V 700 4300 50  0000 C CNN
F 2 "" V 630 4300 50  0001 C CNN
F 3 "" H 700 4300 50  0001 C CNN
	1    700  4300
	-1   0    0    1   
$EndComp
Text GLabel 1550 1450 0    60   Input ~ 0
A_IN
$Comp
L LM13700 U?
U 1 1 5CEB52B6
P 2600 1350
F 0 "U?" H 2750 1550 50  0000 C CNN
F 1 "LM13700" H 2800 1150 50  0000 C CNN
F 2 "" H 2500 1375 50  0001 C CNN
F 3 "" H 2500 1375 50  0001 C CNN
	1    2600 1350
	1    0    0    -1  
$EndComp
$Comp
L LM13700 U?
U 2 1 5CEB5321
P 3600 1350
F 0 "U?" H 3750 1550 50  0000 C CNN
F 1 "LM13700" H 3800 1150 50  0000 C CNN
F 2 "" H 3500 1375 50  0001 C CNN
F 3 "" H 3500 1375 50  0001 C CNN
	2    3600 1350
	1    0    0    -1  
$EndComp
$Comp
L +12VA #PWR?
U 1 1 5CEB5388
P 2600 850
F 0 "#PWR?" H 2600 700 50  0001 C CNN
F 1 "+12VA" H 2600 990 50  0000 C CNN
F 2 "" H 2600 850 50  0001 C CNN
F 3 "" H 2600 850 50  0001 C CNN
	1    2600 850 
	1    0    0    -1  
$EndComp
$Comp
L -12VA #PWR?
U 1 1 5CEB53CC
P 2600 1800
F 0 "#PWR?" H 2600 1650 50  0001 C CNN
F 1 "-12VA" H 2600 1940 50  0000 C CNN
F 2 "" H 2600 1800 50  0001 C CNN
F 3 "" H 2600 1800 50  0001 C CNN
	1    2600 1800
	-1   0    0    1   
$EndComp
$Comp
L -12VA #PWR?
U 1 1 5CEB5402
P 3600 1750
F 0 "#PWR?" H 3600 1600 50  0001 C CNN
F 1 "-12VA" H 3600 1890 50  0000 C CNN
F 2 "" H 3600 1750 50  0001 C CNN
F 3 "" H 3600 1750 50  0001 C CNN
	1    3600 1750
	-1   0    0    1   
$EndComp
$Comp
L +12VA #PWR?
U 1 1 5CEB5431
P 3600 850
F 0 "#PWR?" H 3600 700 50  0001 C CNN
F 1 "+12VA" H 3600 990 50  0000 C CNN
F 2 "" H 3600 850 50  0001 C CNN
F 3 "" H 3600 850 50  0001 C CNN
	1    3600 850 
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
	8550 1550 8600 1550
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	8600 1350 8200 1350
Connection ~ 8200 1350
Wire Wire Line
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Wire Wire Line
	8800 900  8800 1150
Wire Wire Line
	9300 2400 9300 2300
Wire Wire Line
	9300 2000 9300 1900
Wire Wire Line
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Wire Wire Line
	9300 1600 9300 1450
Connection ~ 9300 1450
Wire Wire Line
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Wire Wire Line
	8200 950  8200 1000
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
	10250 1750 10350 1750
Wire Wire Line
	1900 4150 2600 4150
Connection ~ 2050 4150
Wire Wire Line
	700  4050 1300 4050
Wire Wire Line
	1000 4250 1300 4250
Wire Wire Line
	2600 4150 2600 4000
Wire Wire Line
	1200 2300 1200 4050
Connection ~ 1200 4050
Wire Wire Line
	2050 4150 2050 4000
Wire Wire Line
	1000 4350 1000 4250
Wire Wire Line
	3600 1050 3600 850 
Wire Wire Line
	2600 850  2600 1050
Wire Wire Line
	3000 1350 3300 1350
$Comp
L R R?
U 1 1 5CEB55A4
P 3150 1600
F 0 "R?" V 3230 1600 50  0000 C CNN
F 1 "R" V 3150 1600 50  0000 C CNN
F 2 "" V 3080 1600 50  0001 C CNN
F 3 "" H 3150 1600 50  0001 C CNN
	1    3150 1600
	1    0    0    -1  
$EndComp
$Comp
L R R?
U 1 1 5CEB55FC
P 4100 1650
F 0 "R?" V 4180 1650 50  0000 C CNN
F 1 "R" V 4100 1650 50  0000 C CNN
F 2 "" V 4030 1650 50  0001 C CNN
F 3 "" H 4100 1650 50  0001 C CNN
	1    4100 1650
	1    0    0    -1  
$EndComp
Wire Wire Line
	2600 1800 2600 1650
$Comp
L R R?
U 1 1 5CEB5677
P 2250 1700
F 0 "R?" V 2330 1700 50  0000 C CNN
F 1 "1K" V 2250 1700 50  0000 C CNN
F 2 "" V 2180 1700 50  0001 C CNN
F 3 "" H 2250 1700 50  0001 C CNN
	1    2250 1700
	-1   0    0    1   
$EndComp
$Comp
L R R?
U 1 1 5CEB56ED
P 1950 1450
F 0 "R?" V 2030 1450 50  0000 C CNN
F 1 "470K" V 1950 1450 50  0000 C CNN
F 2 "" V 1880 1450 50  0001 C CNN
F 3 "" H 1950 1450 50  0001 C CNN
	1    1950 1450
	0    1    1    0   
$EndComp
Wire Wire Line
	2100 1450 2400 1450
Wire Wire Line
	2250 1550 2250 1450
Connection ~ 2250 1450
$Comp
L GND #PWR?
U 1 1 5CEB58E7
P 2250 1950
F 0 "#PWR?" H 2250 1700 50  0001 C CNN
F 1 "GND" H 2250 1800 50  0000 C CNN
F 2 "" H 2250 1950 50  0001 C CNN
F 3 "" H 2250 1950 50  0001 C CNN
	1    2250 1950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 5CEB5929
P 2150 1250
F 0 "#PWR?" H 2150 1000 50  0001 C CNN
F 1 "GND" H 2150 1100 50  0000 C CNN
F 2 "" H 2150 1250 50  0001 C CNN
F 3 "" H 2150 1250 50  0001 C CNN
	1    2150 1250
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 5CEB5964
P 3150 1850
F 0 "#PWR?" H 3150 1600 50  0001 C CNN
F 1 "GND" H 3150 1700 50  0000 C CNN
F 2 "" H 3150 1850 50  0001 C CNN
F 3 "" H 3150 1850 50  0001 C CNN
	1    3150 1850
	1    0    0    -1  
$EndComp
$Comp
L -12VA #PWR?
U 1 1 5CEB599F
P 4100 1900
F 0 "#PWR?" H 4100 1750 50  0001 C CNN
F 1 "-12VA" H 4100 2040 50  0000 C CNN
F 2 "" H 4100 1900 50  0001 C CNN
F 3 "" H 4100 1900 50  0001 C CNN
	1    4100 1900
	-1   0    0    1   
$EndComp
Wire Wire Line
	3600 1750 3600 1650
Wire Wire Line
	3150 1850 3150 1750
Wire Wire Line
	3150 1450 3150 1350
Connection ~ 3150 1350
Wire Wire Line
	2250 1950 2250 1850
Wire Wire Line
	2400 1250 2150 1250
Wire Wire Line
	1550 1450 1800 1450
$Comp
L 2N3906 Q?
U 1 1 5CEB5B87
P 3100 2850
F 0 "Q?" H 3300 2925 50  0000 L CNN
F 1 "2N3906" H 3300 2850 50  0000 L CNN
F 2 "TO_SOT_Packages_THT:TO-92_Molded_Narrow" H 3300 2775 50  0001 L CIN
F 3 "" H 3100 2850 50  0001 L CNN
	1    3100 2850
	-1   0    0    -1  
$EndComp
$Comp
L 2N3906 Q?
U 1 1 5CEB5D45
P 2100 2850
F 0 "Q?" H 2300 2925 50  0000 L CNN
F 1 "2N3906" H 2300 2850 50  0000 L CNN
F 2 "TO_SOT_Packages_THT:TO-92_Molded_Narrow" H 2300 2775 50  0001 L CIN
F 3 "" H 2100 2850 50  0001 L CNN
	1    2100 2850
	1    0    0    -1  
$EndComp
Wire Wire Line
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Wire Wire Line
	2600 3700 2600 3550
Connection ~ 2600 3550
Wire Wire Line
	2200 2300 1200 2300
Wire Wire Line
	2050 3700 2050 3600
Wire Wire Line
	2050 3600 1200 3600
Connection ~ 1200 3600
Wire Wire Line
	700  4150 700  4050
$Comp
L -12VA #PWR?
U 1 1 5CEB62E9
P 700 4600
F 0 "#PWR?" H 700 4450 50  0001 C CNN
F 1 "-12VA" H 700 4740 50  0000 C CNN
F 2 "" H 700 4600 50  0001 C CNN
F 3 "" H 700 4600 50  0001 C CNN
	1    700  4600
	-1   0    0    1   
$EndComp
Wire Wire Line
	700  4600 700  4450
$Comp
L R R?
U 1 1 5CEB63A8
P 1750 3050
F 0 "R?" V 1830 3050 50  0000 C CNN
F 1 "5K6" V 1750 3050 50  0000 C CNN
F 2 "" V 1680 3050 50  0001 C CNN
F 3 "" H 1750 3050 50  0001 C CNN
	1    1750 3050
	-1   0    0    1   
$EndComp
Wire Wire Line
	3000 1450 3000 2650
$Comp
L R R?
U 1 1 5CEB6729
P 1750 2650
F 0 "R?" V 1830 2650 50  0000 C CNN
F 1 "150K" V 1750 2650 50  0000 C CNN
F 2 "" V 1680 2650 50  0001 C CNN
F 3 "" H 1750 2650 50  0001 C CNN
	1    1750 2650
	1    0    0    -1  
$EndComp
Wire Wire Line
	1550 2500 1750 2500
Wire Wire Line
	1750 2800 1750 2900
Wire Wire Line
	1900 2850 1750 2850
Connection ~ 1750 2850
$Comp
L GND #PWR?
U 1 1 5CEB6AA0
P 1750 3300
F 0 "#PWR?" H 1750 3050 50  0001 C CNN
F 1 "GND" H 1750 3150 50  0000 C CNN
F 2 "" H 1750 3300 50  0001 C CNN
F 3 "" H 1750 3300 50  0001 C CNN
	1    1750 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	1750 3200 1750 3300
Wire Wire Line
	2200 3550 2200 3050
Wire Wire Line
	2200 2650 2200 2300
Wire Wire Line
	3000 3550 3000 3050
$Comp
L POT RV?
U 1 1 5CEB6D13
P 3600 2850
F 0 "RV?" V 3425 2850 50  0000 C CNN
F 1 "10K" V 3500 2850 50  0000 C CNN
F 2 "" H 3600 2850 50  0001 C CNN
F 3 "" H 3600 2850 50  0001 C CNN
	1    3600 2850
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR?
U 1 1 5CEB6D85
P 3600 3150
F 0 "#PWR?" H 3600 2900 50  0001 C CNN
F 1 "GND" H 3600 3000 50  0000 C CNN
F 2 "" H 3600 3150 50  0001 C CNN
F 3 "" H 3600 3150 50  0001 C CNN
	1    3600 3150
	1    0    0    -1  
$EndComp
$Comp
L R R?
U 1 1 5CEB6DCF
P 3600 2450
F 0 "R?" V 3680 2450 50  0000 C CNN
F 1 "330K" V 3600 2450 50  0000 C CNN
F 2 "" V 3530 2450 50  0001 C CNN
F 3 "" H 3600 2450 50  0001 C CNN
	1    3600 2450
	1    0    0    -1  
$EndComp
$Comp
L +12VA #PWR?
U 1 1 5CEB6E42
P 3600 2200
F 0 "#PWR?" H 3600 2050 50  0001 C CNN
F 1 "+12VA" H 3600 2340 50  0000 C CNN
F 2 "" H 3600 2200 50  0001 C CNN
F 3 "" H 3600 2200 50  0001 C CNN
	1    3600 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	3600 2200 3600 2300
Wire Wire Line
	3600 2600 3600 2700
Wire Wire Line
	3600 3000 3600 3150
Wire Wire Line
	3450 2850 3300 2850
$Comp
L C C?
U 1 1 5CEB78C9
P 4400 1350
F 0 "C?" H 4425 1450 50  0000 L CNN
F 1 "1u" H 4425 1250 50  0000 L CNN
F 2 "" H 4438 1200 50  0001 C CNN
F 3 "" H 4400 1350 50  0001 C CNN
	1    4400 1350
	0    1    1    0   
$EndComp
Wire Wire Line
	3900 1350 4250 1350
Wire Wire Line
	4100 1500 4100 1350
Connection ~ 4100 1350
Wire Wire Line
	4100 1900 4100 1800
Text GLabel 4750 1350 2    60   Input ~ 0
A_OUT
Wire Wire Line
	4750 1350 4550 1350
$EndSCHEMATC