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:dalek-ring-modulator-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "Dalek Ring Modulator"
Date "2017-05-11"
Rev "1"
Comp "Paul Leggett"
Comment1 "Ref: http://webaudio.prototyping.bbc.co.uk/ring-modulator/"
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Transformer_1P_SS T1
U 1 1 59142461
P 4250 3300
F 0 "T1" H 4250 3678 50  0000 C CNN
F 1 "LT700" H 4250 3587 50  0000 C CNN
F 2 "" H 4250 3300 50  0001 C CNN
F 3 "" H 4250 3300 50  0001 C CNN
	1    4250 3300
	1    0    0    -1  
$EndComp
$Comp
L Transformer_SP_1S T2
U 1 1 59142589
P 6950 3300
F 0 "T2" H 6950 3678 50  0000 C CNN
F 1 "LT700" H 6950 3587 50  0000 C CNN
F 2 "" H 6950 3300 50  0001 C CNN
F 3 "" H 6950 3300 50  0001 C CNN
	1    6950 3300
	1    0    0    -1  
$EndComp
$Comp
L D_ALT D3
U 1 1 59142F24
P 5600 3650
F 0 "D3" H 5600 3866 50  0000 C CNN
F 1 "1N4148" H 5600 3775 50  0000 C CNN
F 2 "" H 5600 3650 50  0001 C CNN
F 3 "" H 5600 3650 50  0001 C CNN
	1    5600 3650
	1    0    0    -1  
$EndComp
$Comp
L D_ALT D2
U 1 1 59142F8C
P 5600 2950
F 0 "D2" H 5600 2734 50  0000 C CNN
F 1 "1N4148" H 5600 2825 50  0000 C CNN
F 2 "" H 5600 2950 50  0001 C CNN
F 3 "" H 5600 2950 50  0001 C CNN
	1    5600 2950
	-1   0    0    1   
$EndComp
$Comp
L D_ALT D4
U 1 1 59142FD2
P 5950 3300
F 0 "D4" V 5996 3221 50  0000 R CNN
F 1 "1N4148" H 5905 3221 50  0000 R CNN
F 2 "" H 5950 3300 50  0001 C CNN
F 3 "" H 5950 3300 50  0001 C CNN
	1    5950 3300
	0    -1   -1   0   
$EndComp
$Comp
L D_ALT D1
U 1 1 59142FFF
P 5250 3300
F 0 "D1" V 5204 3379 50  0000 L CNN
F 1 "1N4148" H 5295 3379 50  0000 L CNN
F 2 "" H 5250 3300 50  0001 C CNN
F 3 "" H 5250 3300 50  0001 C CNN
	1    5250 3300
	0    1    1    0   
$EndComp
Wire Wire Line
	5950 3450 5950 3800
Wire Wire Line
	5950 3650 5750 3650
Wire Wire Line
	5450 3650 5250 3650
Wire Wire Line
	5250 3150 5250 2950
Wire Wire Line
	4650 2950 5450 2950
Wire Wire Line
	5750 2950 6550 2950
Wire Wire Line
	5950 2950 5950 3150
Wire Wire Line
	4650 3100 4650 2950
Connection ~ 5250 2950
Wire Wire Line
	6550 2950 6550 3100
Connection ~ 5950 2950
Connection ~ 5250 3650
Wire Wire Line
	4650 3500 4650 3800
Wire Wire Line
	4650 3800 5950 3800
Connection ~ 5950 3650
Wire Wire Line
	5250 3450 5250 3950
Wire Wire Line
	5250 3950 6550 3950
Wire Wire Line
	6550 3950 6550 3500
Wire Wire Line
	6550 3300 6300 3300
Wire Wire Line
	6300 3300 6300 4500
Wire Wire Line
	4650 3300 4950 3300
Wire Wire Line
	3850 3100 3300 3100
Wire Wire Line
	3850 3500 3300 3500
Wire Wire Line
	7350 3100 7900 3100
Wire Wire Line
	7350 3500 7900 3500
$Comp
L TEST_2P J3
U 1 1 59144039
P 7900 3300
F 0 "J3" V 7854 3358 50  0000 L CNN
F 1 "OUTPUT" V 7945 3358 50  0000 L CNN
F 2 "" H 7900 3300 50  0001 C CNN
F 3 "" H 7900 3300 50  0001 C CNN
	1    7900 3300
	0    1    1    0   
$EndComp
$Comp
L TEST_2P J1
U 1 1 591440FE
P 3300 3300
F 0 "J1" V 3254 3358 50  0000 L CNN
F 1 "MODULATOR" V 3345 3358 50  0000 L CNN
F 2 "" H 3300 3300 50  0001 C CNN
F 3 "" H 3300 3300 50  0001 C CNN
	1    3300 3300
	0    1    1    0   
$EndComp
$Comp
L TEST_2P J2
U 1 1 591441A8
P 5650 4400
F 0 "J2" H 5650 4205 50  0000 C CNN
F 1 "CARRIER" H 5650 4296 50  0000 C CNN
F 2 "" H 5650 4400 50  0001 C CNN
F 3 "" H 5650 4400 50  0001 C CNN
	1    5650 4400
	-1   0    0    1   
$EndComp
Wire Wire Line
	5450 4400 4950 4400
Wire Wire Line
	4950 4400 4950 3300
Wire Wire Line
	5850 4400 6300 4400
Connection ~ 6300 4400
Wire Wire Line
	3850 3500 3850 3700
Text Notes 3400 2950 0    60   ~ 0
30Hz LFO
Text Notes 5400 4650 0    60   ~ 0
Voice input
Text Notes 5200 2600 0    60   ~ 0
Signal diode ring
Text Notes 7150 2900 0    60   ~ 0
Modulated output\n
$Comp
L GND #PWR?
U 1 1 5998322F
P 3850 3700
F 0 "#PWR?" H 3850 3450 50  0001 C CNN
F 1 "GND" H 3850 3550 50  0000 C CNN
F 2 "" H 3850 3700 50  0001 C CNN
F 3 "" H 3850 3700 50  0001 C CNN
	1    3850 3700
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 599832E3
P 6300 4500
F 0 "#PWR?" H 6300 4250 50  0001 C CNN
F 1 "GND" H 6300 4350 50  0000 C CNN
F 2 "" H 6300 4500 50  0001 C CNN
F 3 "" H 6300 4500 50  0001 C CNN
	1    6300 4500
	1    0    0    -1  
$EndComp
$EndSCHEMATC
