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EESchema Schematic File Version 2
LIBS:device
LIBS:power
LIBS:complex_hierarchy-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 3
Title ""
Date "21 mar 2015"
Rev ""
Comp ""
Comment1 ""
Comment2 ""
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Comment4 ""
$EndDescr
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AR Path="/4B3A13A4/4B3A135D" Ref="#PWR033" Part="1"
AR Path="/4B3A1333/4B3A135D" Ref="#PWR049" Part="1"
F 0 "#PWR049" H 8600 3420 20 0001 C CNN
F 1 "HT" H 8600 3390 40 0000 C CNN
F 2 "" H 8600 3300 60 0001 C CNN
F 3 "" H 8600 3300 60 0001 C CNN
1 8600 3300
1 0 0 -1
$EndComp
$Comp
L LM358N U4
U 2 1 4B3A135C
P 4850 2400
AR Path="/4B3A13A4/4B3A135C" Ref="U4" Part="2"
AR Path="/4B3A1333/4B3A135C" Ref="U3" Part="2"
F 0 "U4" H 4900 2600 60 0000 C CNN
F 1 "LM358N" H 5000 2200 50 0000 C CNN
F 2 "dip_sockets:DIP-8__300_ELL" H 4850 2400 60 0001 C CNN
F 3 "" H 4850 2400 60 0001 C CNN
2 4850 2400
1 0 0 -1
$EndComp
$Comp
L +12V #U034
U 1 1 4B3A135B
P 4750 1950
AR Path="/4B3A13A4/4B3A135B" Ref="#U034" Part="1"
AR Path="/4B3A1333/4B3A135B" Ref="#U050" Part="1"
F 0 "#U050" H 4750 1900 20 0001 C CNN
F 1 "+12V" H 4750 2050 40 0000 C CNN
F 2 "" H 4750 1950 60 0001 C CNN
F 3 "" H 4750 1950 60 0001 C CNN
1 4750 1950
1 0 0 -1
$EndComp
$Comp
L R R17
U 1 1 4B3A1359
P 3950 2000
AR Path="/4B3A13A4/4B3A1359" Ref="R17" Part="1"
AR Path="/4B3A1333/4B3A1359" Ref="R7" Part="1"
F 0 "R17" V 3850 2000 50 0000 C CNN
F 1 "22K" V 3950 2000 50 0000 C CNN
F 2 "discret:R3-LARGE_PADS" H 3950 2000 60 0001 C CNN
F 3 "" H 3950 2000 60 0001 C CNN
1 3950 2000
0 1 1 0
$EndComp
$Comp
L C C6
U 1 1 4B3A1358
P 4350 1600
AR Path="/4B3A13A4/4B3A1358" Ref="C6" Part="1"
AR Path="/4B3A1333/4B3A1358" Ref="C3" Part="1"
F 0 "C6" V 4200 1600 50 0000 C CNN
F 1 "15nF" V 4500 1600 50 0000 C CNN
F 2 "discret:C2" H 4350 1600 60 0001 C CNN
F 3 "" H 4350 1600 60 0001 C CNN
1 4350 1600
0 1 1 0
$EndComp
Text Notes 3100 2900 0 60 ~ 0
Filter:\nFc =1000Hz
$Comp
L POT RV2
U 1 1 4B3A1357
P 5850 6400
AR Path="/4B3A13A4/4B3A1357" Ref="RV2" Part="1"
AR Path="/4B3A1333/4B3A1357" Ref="RV1" Part="1"
F 0 "RV2" H 5850 6300 50 0000 C CNN
F 1 "4,7K" H 5850 6400 50 0000 C CNN
F 2 "discret:RV2" H 5850 6400 60 0001 C CNN
F 3 "" H 5850 6400 60 0001 C CNN
1 5850 6400
1 0 0 -1
$EndComp
Wire Wire Line
7900 4100 7900 4400
Wire Wire Line
8600 4450 9300 4450
Wire Wire Line
8600 4450 8600 4600
Wire Wire Line
8600 4150 9300 4150
Wire Wire Line
8600 4150 8600 3900
Wire Wire Line
2850 2450 2850 2400
Wire Wire Line
4350 2000 4350 2300
Wire Wire Line
4350 2200 4000 2200
Wire Wire Line
4000 2200 4000 2400
Connection ~ 4350 2200
Wire Wire Line
4000 2750 4000 2700
Wire Wire Line
4750 2850 4750 2800
Wire Wire Line
4750 1950 4750 2000
Wire Wire Line
7300 2700 7300 2650
Wire Wire Line
7900 2550 7900 2600
Wire Wire Line
7900 4800 8300 4800
Connection ~ 7900 4800
Wire Wire Line
8100 5900 8100 5950
Wire Wire Line
6300 4950 6300 5000
Wire Wire Line
6300 5850 6300 5800
Wire Wire Line
5050 6400 5100 6400
Wire Wire Line
7100 5100 7000 5100
Wire Wire Line
7300 3000 7300 2900
$EndSCHEMATC
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