EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 5 5 Title "cat-a-hack" Date "" Rev "r2" Comp "Vasile Vilvoiu (YO7JBP)" Comment1 "CAT and audio hackable isolation board" Comment2 "Audio interface" Comment3 "" Comment4 "" $EndDescr $Comp L Connector_Generic:Conn_01x03 J? U 1 1 5FA9890D P 2150 3450 AR Path="/5FA9890D" Ref="J?" Part="1" AR Path="/5F9E817D/5FA9890D" Ref="J13" Part="1" F 0 "J13" H 2100 3650 50 0000 L CNN F 1 "L/R channel choice" H 1750 3250 50 0000 L CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 2150 3450 50 0001 C CNN F 3 "~" H 2150 3450 50 0001 C CNN 1 2150 3450 1 0 0 -1 $EndComp NoConn ~ 3000 3000 $Comp L Connector_Generic:Conn_01x03 J? U 1 1 5FA98922 P 3850 3950 AR Path="/5FA98922" Ref="J?" Part="1" AR Path="/5F9E817D/5FA98922" Ref="J16" Part="1" F 0 "J16" H 3800 4150 50 0000 L CNN F 1 "TRRS/TRS+TS choice" H 3500 3750 50 0000 L CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 3850 3950 50 0001 C CNN F 3 "~" H 3850 3950 50 0001 C CNN 1 3850 3950 1 0 0 -1 $EndComp $Comp L Connector:AudioJack4 J? U 1 1 5FAA7D10 P 1000 4750 AR Path="/5FAA7D10" Ref="J?" Part="1" AR Path="/5F9E817D/5FAA7D10" Ref="J10" Part="1" F 0 "J10" H 957 5075 50 0000 C CNN F 1 "PC_AUDIO_EXTRA" H 957 4984 50 0000 C CNN F 2 "custom:SJ43514" H 1000 4750 50 0001 C CNN F 3 "~" H 1000 4750 50 0001 C CNN 1 1000 4750 1 0 0 -1 $EndComp $Comp L Connector:AudioJack4 J? U 1 1 5FAA7D16 P 1000 3050 AR Path="/5FAA7D16" Ref="J?" Part="1" AR Path="/5F9E817D/5FAA7D16" Ref="J8" Part="1" F 0 "J8" H 957 3375 50 0000 C CNN F 1 "PC_AUDIO_IO" H 957 3284 50 0000 C CNN F 2 "custom:SJ43514" H 1000 3050 50 0001 C CNN F 3 "~" H 1000 3050 50 0001 C CNN 1 1000 3050 1 0 0 -1 $EndComp Wire Wire Line 1200 4650 1350 4650 Wire Wire Line 1200 4750 1350 4750 Wire Wire Line 1200 4850 1350 4850 Wire Wire Line 1200 4950 1350 4950 $Comp L Connector_Generic:Conn_01x04 J? U 1 1 5FAA7D24 P 1550 4750 AR Path="/5FAA7D24" Ref="J?" Part="1" AR Path="/5F9E817D/5FAA7D24" Ref="J11" Part="1" F 0 "J11" H 1500 4950 50 0000 L CNN F 1 "Jack header" H 1350 4450 50 0000 L CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical" H 1550 4750 50 0001 C CNN F 3 "~" H 1550 4750 50 0001 C CNN 1 1550 4750 1 0 0 -1 $EndComp $Comp L Connector:AudioJack4 J? U 1 1 5FAA7D2A P 1000 3850 AR Path="/5FAA7D2A" Ref="J?" Part="1" AR Path="/5F9E817D/5FAA7D2A" Ref="J9" Part="1" F 0 "J9" H 957 4175 50 0000 C CNN F 1 "PC_AUDIO_OUT" H 957 4084 50 0000 C CNN F 2 "custom:SJ43514" H 1000 3850 50 0001 C CNN F 3 "~" H 1000 3850 50 0001 C CNN 1 1000 3850 1 0 0 -1 $EndComp Text GLabel 1200 3750 2 39 Input ~ 0 PC_AUDIO_GND NoConn ~ 1200 3850 NoConn ~ 1200 3950 $Comp L Connector_Generic:Conn_01x04 J? U 1 1 5FB08005 P 1700 2450 AR Path="/5FB08005" Ref="J?" Part="1" AR Path="/5F9E817D/5FB08005" Ref="J12" Part="1" F 0 "J12" H 1650 2650 50 0000 L CNN F 1 "Jack header" H 1500 2150 50 0000 L CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical" H 1700 2450 50 0001 C CNN F 3 "~" H 1700 2450 50 0001 C CNN 1 1700 2450 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_01x02 J? U 1 1 5FB0800F P 2650 4200 AR Path="/5FB0800F" Ref="J?" Part="1" AR Path="/5F9E817D/5FB0800F" Ref="J14" Part="1" F 0 "J14" H 2600 4300 50 0000 L CNN F 1 "Jack header" H 2450 4000 50 0000 L CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 2650 4200 50 0001 C CNN F 3 "~" H 2650 4200 50 0001 C CNN 1 2650 4200 1 0 0 -1 $EndComp Text GLabel 2450 4200 0 39 Input ~ 0 PC_AUDIO_GND Text GLabel 8350 4550 0 50 Input ~ 0 XCVR_PTT- Text Notes 5550 2800 1 50 ~ 0 Isolation Text GLabel 2500 3000 0 39 Input ~ 0 PC_AUDIO_GND Wire Wire Line 1200 2950 1250 2950 Wire Wire Line 1900 2950 1900 2900 Wire Wire Line 1900 2900 2500 2900 Wire Wire Line 1200 3050 1300 3050 Wire Wire Line 1900 3050 1900 3100 Wire Wire Line 1900 3100 2500 3100 Text Notes 2200 2700 0 50 ~ 0 Two jumpers, one connects S/R2 to MIC,\nother connects R2/S to GND Wire Wire Line 1200 3150 1350 3150 Wire Wire Line 1200 3250 1400 3250 Text Notes 1950 3800 0 50 ~ 0 One jumper Wire Wire Line 3000 2900 3100 2900 Wire Wire Line 3100 3100 3000 3100 Wire Wire Line 1200 4050 1850 4050 Wire Wire Line 3100 2900 3100 3000 Wire Wire Line 3100 3000 3250 3000 Wire Wire Line 3250 3000 3250 3850 Wire Wire Line 3250 3850 3650 3850 Connection ~ 3100 3000 Wire Wire Line 3100 3000 3100 3100 Text Notes 3700 4300 0 50 ~ 0 One jumper Connection ~ 1850 4050 Wire Wire Line 1850 4050 3650 4050 Wire Wire Line 1250 2950 1250 2350 Wire Wire Line 1250 2350 1500 2350 Connection ~ 1250 2950 Wire Wire Line 1250 2950 1900 2950 Wire Wire Line 1300 3050 1300 2450 Wire Wire Line 1300 2450 1500 2450 Connection ~ 1300 3050 Wire Wire Line 1300 3050 1900 3050 Wire Wire Line 1350 3150 1350 2550 Wire Wire Line 1350 2550 1500 2550 Wire Wire Line 1400 3250 1400 2650 Wire Wire Line 1400 2650 1500 2650 Wire Wire Line 1400 3250 1400 3550 Wire Wire Line 1400 3550 1950 3550 Connection ~ 1400 3250 Wire Wire Line 1350 3150 1550 3150 Wire Wire Line 1550 3150 1550 3350 Wire Wire Line 1550 3350 1950 3350 Connection ~ 1350 3150 $Comp L custom:T6003NL T1 U 1 1 6082EBC6 P 5100 3750 F 0 "T1" H 5550 4015 50 0000 C CNN F 1 "T6003NL" H 5550 3924 50 0000 C CNN F 2 "custom:T6003NL_HandSolder" H 6750 3850 50 0001 L CNN F 3 "https://productfinder.pulseeng.com/products/datasheets/T628.pdf" H 6750 3800 50 0001 L CNN F 4 "Audio Transformers / Signal Transformers SMD Audio Xfmr 70Ohms" H 6750 3700 50 0001 L CNN "Description" F 5 "12.32" H 6750 3600 50 0001 L CNN "Height" F 6 "673-T6003NL" H 6750 3500 50 0001 L CNN "Mouser Part Number" F 7 "https://www.mouser.co.uk/ProductDetail/Pulse-Electronics/T6003NL?qs=iIVTEDlrHA11EixKe007%252BA%3D%3D" H 6750 3400 50 0001 L CNN "Mouser Price/Stock" F 8 "Pulse" H 6750 3250 50 0001 L CNN "Manufacturer_Name" F 9 "T6003NL" H 6750 3150 50 0001 L CNN "Manufacturer_Part_Number" 1 5100 3750 1 0 0 1 $EndComp $Comp L custom:T6003NL T2 U 1 1 60835AA4 P 5100 4800 F 0 "T2" H 5550 5065 50 0000 C CNN F 1 "T6003NL" H 5550 4974 50 0000 C CNN F 2 "custom:T6003NL_HandSolder" H 6750 4900 50 0001 L CNN F 3 "https://productfinder.pulseeng.com/products/datasheets/T628.pdf" H 6750 4850 50 0001 L CNN F 4 "Audio Transformers / Signal Transformers SMD Audio Xfmr 70Ohms" H 6750 4750 50 0001 L CNN "Description" F 5 "12.32" H 6750 4650 50 0001 L CNN "Height" F 6 "673-T6003NL" H 6750 4550 50 0001 L CNN "Mouser Part Number" F 7 "https://www.mouser.co.uk/ProductDetail/Pulse-Electronics/T6003NL?qs=iIVTEDlrHA11EixKe007%252BA%3D%3D" H 6750 4450 50 0001 L CNN "Mouser Price/Stock" F 8 "Pulse" H 6750 4300 50 0001 L CNN "Manufacturer_Name" F 9 "T6003NL" H 6750 4200 50 0001 L CNN "Manufacturer_Part_Number" 1 5100 4800 1 0 0 1 $EndComp Text GLabel 5100 3650 0 39 Input ~ 0 PC_AUDIO_GND Wire Wire Line 4400 3950 4400 4500 Wire Wire Line 4400 4500 5100 4500 Text GLabel 5100 4700 0 39 Input ~ 0 PC_AUDIO_GND Wire Wire Line 6000 3650 6750 3650 Wire Wire Line 7200 3650 7200 3550 Wire Wire Line 7300 4500 7300 3650 Wire Wire Line 7400 4700 7400 3750 Text GLabel 8850 4750 2 50 Input ~ 0 XCVR_GND Text GLabel 8850 4650 2 50 Input ~ 0 XCVR_GND Text GLabel 8850 4550 2 50 Input ~ 0 XCVR_GND Wire Notes Line 5550 5100 5550 2400 $Comp L Connector_Generic:Conn_01x06 J? U 1 1 5FAAD65E P 10250 3550 AR Path="/5FAAD65E" Ref="J?" Part="1" AR Path="/5F9E817D/5FAAD65E" Ref="J19" Part="1" F 0 "J19" H 10200 3850 50 0000 L CNN F 1 "XCVR_Audio" H 10050 3100 50 0000 L CNN F 2 "custom:TB003-500-P06BE" H 10250 3550 50 0001 C CNN F 3 "~" H 10250 3550 50 0001 C CNN 1 10250 3550 1 0 0 -1 $EndComp Text GLabel 10250 2900 0 50 Input ~ 0 XCVR_13V8 $Comp L Device:C_Small C20 U 1 1 5FC37879 P 10500 3600 AR Path="/5F9E817D/5FC37879" Ref="C20" Part="1" AR Path="/5F9E7705/5FC37879" Ref="C?" Part="1" F 0 "C20" H 10350 3700 50 0000 L CNN F 1 "100n" V 10600 3500 50 0000 L CNN F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 10500 3600 50 0001 C CNN F 3 "~" H 10500 3600 50 0001 C CNN 1 10500 3600 1 0 0 -1 $EndComp $Comp L Device:D_Schottky_Small D? U 1 1 5FC37881 P 10500 3050 AR Path="/5F9E7705/5FC37881" Ref="D?" Part="1" AR Path="/5F9E817D/5FC37881" Ref="D9" Part="1" F 0 "D9" V 10500 2950 50 0000 C CNN F 1 "1N4148X-TP" V 10500 3350 50 0000 C CNN F 2 "Diode_SMD:D_SOD-523" V 10500 3050 50 0001 C CNN F 3 "~" V 10500 3050 50 0001 C CNN 1 10500 3050 0 1 1 0 $EndComp Wire Wire Line 10000 3950 10000 3850 Wire Wire Line 10000 3850 10050 3850 Wire Wire Line 10000 3950 10500 3950 Wire Wire Line 10050 3350 10000 3350 Wire Wire Line 10000 3350 10000 3200 Wire Wire Line 10000 3200 10500 3200 Wire Wire Line 10500 3500 10500 3200 Wire Wire Line 10500 3700 10500 3950 Wire Wire Line 10250 2900 10500 2900 Wire Wire Line 10500 2900 10500 2950 Wire Wire Line 10500 3150 10500 3200 Connection ~ 10500 3200 $Comp L Device:R_Small R? U 1 1 5FDABC92 P 10900 3350 AR Path="/5FDABC92" Ref="R?" Part="1" AR Path="/5F9D7A3C/5FDABC92" Ref="R?" Part="1" AR Path="/5F9E7705/5FDABC92" Ref="R?" Part="1" AR Path="/5F9E817D/5FDABC92" Ref="R30" Part="1" F 0 "R30" H 10800 3350 50 0000 C CNN F 1 "2.2k" V 11000 3350 50 0000 C CNN F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 10900 3350 50 0001 C CNN F 3 "~" H 10900 3350 50 0001 C CNN 1 10900 3350 1 0 0 -1 $EndComp $Comp L Device:LED D? U 1 1 5FDABC98 P 10900 3750 AR Path="/5FDABC98" Ref="D?" Part="1" AR Path="/5F9D7A3C/5FDABC98" Ref="D?" Part="1" AR Path="/5F9E7705/5FDABC98" Ref="D?" Part="1" AR Path="/5F9E817D/5FDABC98" Ref="D10" Part="1" F 0 "D10" V 10900 3900 50 0000 C CNN F 1 "BG1102W-TR" H 10800 3600 50 0000 C CNN F 2 "LED_SMD:LED_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 10900 3750 50 0001 C CNN F 3 "~" H 10900 3750 50 0001 C CNN 1 10900 3750 0 -1 -1 0 $EndComp Wire Wire Line 10900 3250 10900 3200 Wire Wire Line 10500 3200 10900 3200 Wire Wire Line 10900 3450 10900 3600 Wire Wire Line 10900 3900 10900 3950 Wire Wire Line 10900 3950 10500 3950 Connection ~ 10500 3950 Text Label 4600 3450 0 50 ~ 0 AUDIO_IN Text Label 4600 4500 0 50 ~ 0 AUDIO_OUT $Comp L Jumper:SolderJumper_2_Bridged JP? U 1 1 5FF738C4 P 6900 3450 AR Path="/5F9E7705/5FF738C4" Ref="JP?" Part="1" AR Path="/5F9E817D/5FF738C4" Ref="JP14" Part="1" F 0 "JP14" H 7050 3500 50 0000 C CNN F 1 "SolderJumper_2_Bridged" H 6900 3564 50 0001 C CNN F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 6900 3450 50 0001 C CNN F 3 "~" H 6900 3450 50 0001 C CNN 1 6900 3450 1 0 0 -1 $EndComp Wire Wire Line 6000 3450 6750 3450 $Comp L Jumper:SolderJumper_2_Bridged JP? U 1 1 5FF7A2F0 P 6900 3650 AR Path="/5F9E7705/5FF7A2F0" Ref="JP?" Part="1" AR Path="/5F9E817D/5FF7A2F0" Ref="JP15" Part="1" F 0 "JP15" H 7050 3700 50 0000 C CNN F 1 "SolderJumper_2_Bridged" H 6900 3764 50 0001 C CNN F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 6900 3650 50 0001 C CNN F 3 "~" H 6900 3650 50 0001 C CNN 1 6900 3650 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_02x03_Odd_Even J15 U 1 1 5FBCD1E3 P 2700 3000 F 0 "J15" H 2750 3200 50 0000 C CNN F 1 "CITA/OMTP choice" H 2750 2800 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical" H 2700 3000 50 0001 C CNN F 3 "~" H 2700 3000 50 0001 C CNN 1 2700 3000 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_02x03_Odd_Even J18 U 1 1 5FBEAB0B P 8550 4650 F 0 "J18" H 8600 4850 50 0000 C CNN F 1 "Xcvr grounding jumpers" H 8600 4400 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical" H 8550 4650 50 0001 C CNN F 3 "~" H 8550 4650 50 0001 C CNN 1 8550 4650 1 0 0 -1 $EndComp Wire Wire Line 1850 4300 2450 4300 Wire Wire Line 1850 4050 1850 4300 Wire Wire Line 7000 4500 7300 4500 Wire Wire Line 6000 4500 6700 4500 $Comp L Jumper:SolderJumper_2_Bridged JP? U 1 1 5FF7B162 P 6850 4500 AR Path="/5F9E7705/5FF7B162" Ref="JP?" Part="1" AR Path="/5F9E817D/5FF7B162" Ref="JP12" Part="1" F 0 "JP12" H 7000 4550 50 0000 C CNN F 1 "SolderJumper_2_Bridged" H 6850 4614 50 0001 C CNN F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 6850 4500 50 0001 C CNN F 3 "~" H 6850 4500 50 0001 C CNN 1 6850 4500 1 0 0 -1 $EndComp Wire Wire Line 6000 4700 6700 4700 $Comp L Jumper:SolderJumper_2_Bridged JP? U 1 1 5FF7BC41 P 6850 4700 AR Path="/5F9E7705/5FF7BC41" Ref="JP?" Part="1" AR Path="/5F9E817D/5FF7BC41" Ref="JP13" Part="1" F 0 "JP13" H 7000 4750 50 0000 C CNN F 1 "SolderJumper_2_Bridged" H 6850 4814 50 0001 C CNN F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 6850 4700 50 0001 C CNN F 3 "~" H 6850 4700 50 0001 C CNN 1 6850 4700 1 0 0 -1 $EndComp Text Label 6050 4500 0 50 ~ 0 XCVR_AUDIO_IN+ Text Label 6050 4700 0 50 ~ 0 XCVR_AUDIO_IN- Text Label 6050 3650 0 50 ~ 0 XCVR_AUDIO_OUT- Text Label 6050 3450 0 50 ~ 0 XCVR_AUDIO_OUT+ Wire Wire Line 7700 4650 8350 4650 Wire Wire Line 7600 4750 8350 4750 $Comp L Device:C_Small C24 U 1 1 5FA2C807 P 9700 4050 F 0 "C24" H 9792 4096 50 0000 L CNN F 1 "27n" H 9792 4005 50 0000 L CNN F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 9700 4050 50 0001 C CNN F 3 "~" H 9700 4050 50 0001 C CNN 1 9700 4050 1 0 0 -1 $EndComp $Comp L Device:C_Small C23 U 1 1 5FA2ADBD P 9400 4050 F 0 "C23" H 9492 4096 50 0000 L CNN F 1 "27n" H 9492 4005 50 0000 L CNN F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 9400 4050 50 0001 C CNN F 3 "~" H 9400 4050 50 0001 C CNN 1 9400 4050 1 0 0 -1 $EndComp Text GLabel 10650 4250 2 50 Input ~ 0 XCVR_GND Wire Wire Line 10500 4250 10650 4250 Wire Wire Line 10500 3950 10500 4250 Wire Wire Line 10500 4250 9700 4250 Wire Wire Line 9700 4250 9700 4150 Connection ~ 10500 4250 Wire Wire Line 9700 4250 9400 4250 Wire Wire Line 9400 4250 9400 4150 Connection ~ 9700 4250 Wire Wire Line 1950 3450 5100 3450 Wire Wire Line 3650 3950 4400 3950 $Comp L Device:C_Small C22 U 1 1 5FA9E707 P 9100 4050 F 0 "C22" H 9192 4096 50 0000 L CNN F 1 "27n" H 9192 4005 50 0000 L CNN F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 9100 4050 50 0001 C CNN F 3 "~" H 9100 4050 50 0001 C CNN 1 9100 4050 1 0 0 -1 $EndComp $Comp L Device:C_Small C21 U 1 1 5FA9ECE0 P 8800 4050 F 0 "C21" H 8892 4096 50 0000 L CNN F 1 "27n" H 8892 4005 50 0000 L CNN F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 8800 4050 50 0001 C CNN F 3 "~" H 8800 4050 50 0001 C CNN 1 8800 4050 1 0 0 -1 $EndComp $Comp L Device:Ferrite_Bead_Small FB4 U 1 1 5FA9F658 P 8100 3450 F 0 "FB4" V 8050 3350 50 0000 C CNN F 1 "NFZ2MSD101SZ10L" V 8150 3450 31 0000 C CNN F 2 "custom:NFZ2MSD101SZ10L_0806_Handsolder" V 8030 3450 50 0001 C CNN F 3 "~" H 8100 3450 50 0001 C CNN 1 8100 3450 0 1 1 0 $EndComp $Comp L Device:Ferrite_Bead_Small FB8 U 1 1 5FAA5135 P 8550 3550 F 0 "FB8" V 8500 3450 50 0000 C CNN F 1 "NFZ2MSD101SZ10L" V 8600 3550 31 0000 C CNN F 2 "custom:NFZ2MSD101SZ10L_0806_Handsolder" V 8480 3550 50 0001 C CNN F 3 "~" H 8550 3550 50 0001 C CNN 1 8550 3550 0 1 1 0 $EndComp $Comp L Device:Ferrite_Bead_Small FB9 U 1 1 5FAA61AD P 8100 3650 F 0 "FB9" V 8050 3550 50 0000 C CNN F 1 "NFZ2MSD101SZ10L" V 8150 3650 31 0000 C CNN F 2 "custom:NFZ2MSD101SZ10L_0806_Handsolder" V 8030 3650 50 0001 C CNN F 3 "~" H 8100 3650 50 0001 C CNN 1 8100 3650 0 1 1 0 $EndComp $Comp L Device:Ferrite_Bead_Small FB7 U 1 1 5FAAA821 P 8550 3750 F 0 "FB7" V 8500 3650 50 0000 C CNN F 1 "NFZ2MSD101SZ10L" V 8600 3750 31 0000 C CNN F 2 "custom:NFZ2MSD101SZ10L_0806_Handsolder" V 8480 3750 50 0001 C CNN F 3 "~" H 8550 3750 50 0001 C CNN 1 8550 3750 0 1 1 0 $EndComp Wire Wire Line 8800 3750 8800 3950 Connection ~ 8800 3750 Wire Wire Line 8800 3750 10050 3750 Wire Wire Line 9100 3650 9100 3950 Connection ~ 9100 3650 Wire Wire Line 9100 3650 10050 3650 Wire Wire Line 9400 3950 9400 3550 Connection ~ 9400 3550 Wire Wire Line 9400 3550 10050 3550 Wire Wire Line 9700 3950 9700 3450 Connection ~ 9700 3450 Wire Wire Line 9700 3450 10050 3450 Wire Wire Line 8800 4150 8800 4250 Wire Wire Line 8800 4250 9100 4250 Connection ~ 9400 4250 Wire Wire Line 9100 4150 9100 4250 Connection ~ 9100 4250 Wire Wire Line 9100 4250 9400 4250 Wire Wire Line 7050 3650 7200 3650 Wire Wire Line 7000 4700 7400 4700 Wire Wire Line 8650 3550 9400 3550 Wire Wire Line 8650 3750 8800 3750 Wire Wire Line 8200 3450 9700 3450 Wire Wire Line 8200 3650 9100 3650 Wire Wire Line 7050 3450 8000 3450 Wire Wire Line 7200 3550 7600 3550 Wire Wire Line 7300 3650 8000 3650 Wire Wire Line 7400 3750 7700 3750 Wire Wire Line 7700 4650 7700 3750 Connection ~ 7700 3750 Wire Wire Line 7700 3750 8450 3750 Wire Wire Line 7600 4750 7600 3550 Connection ~ 7600 3550 Wire Wire Line 7600 3550 8450 3550 $EndSCHEMATC