fox_hunt_2m_fm.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L fox_hunt_2m_fm-rescue:MAX260x-vw U1
U 1 1 607CF170
P 4800 3300
F 0 "U1" H 4800 3625 50  0000 C CNN
F 1 "MAX2606" H 4800 3534 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 4800 3000 50  0001 C CNN
F 3 "https://datasheets.maximintegrated.com/en/ds/MAX2605-MAX2609.pdf" H 4600 3300 50  0001 C CNN
	1    4800 3300
	1    0    0    -1  
$EndComp
$Comp
L pspice:INDUCTOR L1
U 1 1 607D08AF
P 4100 3450
F 0 "L1" V 4150 3650 50  0000 R CNN
F 1 "200nH" V 4050 3750 50  0000 R CNN
F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.05x1.20mm_HandSolder" H 4100 3450 50  0001 C CNN
F 3 "~" H 4100 3450 50  0001 C CNN
	1    4100 3450
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4100 3200 4450 3200
$Comp
L power:GND #PWR0101
U 1 1 607D1274
P 4300 3900
F 0 "#PWR0101" H 4300 3650 50  0001 C CNN
F 1 "GND" H 4305 3727 50  0000 C CNN
F 2 "" H 4300 3900 50  0001 C CNN
F 3 "" H 4300 3900 50  0001 C CNN
	1    4300 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	4450 3300 4300 3300
Wire Wire Line
	4300 3300 4300 3700
Wire Wire Line
	5150 3200 5250 3200
Wire Wire Line
	5150 3400 5300 3400
Wire Wire Line
	5800 3050 5800 3300
Wire Wire Line
	4100 3700 4300 3700
Connection ~ 4300 3700
Wire Wire Line
	4300 3700 4300 3800
$Comp
L Device:C C2
U 1 1 607D4142
P 7650 5150
F 0 "C2" H 7765 5196 50  0000 L CNN
F 1 "0.1uF" H 7700 5100 50  0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 7688 5000 50  0001 C CNN
F 3 "~" H 7650 5150 50  0001 C CNN
	1    7650 5150
	1    0    0    -1  
$EndComp
Wire Wire Line
	8000 4950 8000 5000
Wire Wire Line
	7650 5000 7650 4950
Wire Wire Line
	7650 4950 8000 4950
$Comp
L power:GND #PWR0103
U 1 1 607D4C59
P 7850 5450
F 0 "#PWR0103" H 7850 5200 50  0001 C CNN
F 1 "GND" H 7855 5277 50  0000 C CNN
F 2 "" H 7850 5450 50  0001 C CNN
F 3 "" H 7850 5450 50  0001 C CNN
	1    7850 5450
	1    0    0    -1  
$EndComp
Wire Wire Line
	7650 5300 7850 5300
Wire Wire Line
	7850 5450 7850 5300
Connection ~ 7850 5300
Wire Wire Line
	7850 5300 8000 5300
$Comp
L Device:C C3
U 1 1 607D582E
P 6200 2750
F 0 "C3" V 5948 2750 50  0000 C CNN
F 1 "1000pF" V 6039 2750 50  0000 C CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 6238 2600 50  0001 C CNN
F 3 "~" H 6200 2750 50  0001 C CNN
	1    6200 2750
	0    1    1    0   
$EndComp
Text Notes 6300 2700 0    50   ~ 0
50 Ω nominal impedance
Text Notes 5600 2750 0    50   ~ 0
-10dBm
$Comp
L fox_hunt_2m_fm-rescue:SMA3107-vw U2
U 1 1 607D77B1
P 7600 2750
F 0 "U2" H 8044 2796 50  0000 L CNN
F 1 "SMA3107" H 8044 2705 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-363_SC-70-6" H 7750 2350 50  0001 C CNN
F 3 "https://www.onsemi.com/pdf/datasheet/sma3107-d.pdf" H 7600 2750 50  0001 C CNN
	1    7600 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7500 3100 7600 3100
Wire Wire Line
	7600 3100 7700 3100
Connection ~ 7600 3100
Wire Wire Line
	6350 2750 7300 2750
$Comp
L Device:C C5
U 1 1 607D8E7C
P 7800 2150
F 0 "C5" H 7685 2104 50  0000 R CNN
F 1 "1000pF" H 7685 2195 50  0000 R CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 7838 2000 50  0001 C CNN
F 3 "~" H 7800 2150 50  0001 C CNN
	1    7800 2150
	-1   0    0    1   
$EndComp
$Comp
L power:GND #PWR0104
U 1 1 607D9C08
P 7500 3100
F 0 "#PWR0104" H 7500 2850 50  0001 C CNN
F 1 "GND" H 7505 2927 50  0000 C CNN
F 2 "" H 7500 3100 50  0001 C CNN
F 3 "" H 7500 3100 50  0001 C CNN
	1    7500 3100
	1    0    0    -1  
$EndComp
Connection ~ 7500 3100
$Comp
L power:GND #PWR0105
U 1 1 607DA00E
P 7800 2400
F 0 "#PWR0105" H 7800 2150 50  0001 C CNN
F 1 "GND" H 7805 2227 50  0000 C CNN
F 2 "" H 7800 2400 50  0001 C CNN
F 3 "" H 7800 2400 50  0001 C CNN
	1    7800 2400
	1    0    0    -1  
$EndComp
Wire Wire Line
	7800 2400 7800 2300
Wire Wire Line
	7500 2400 7500 2000
Wire Wire Line
	7500 2000 7800 2000
$Comp
L Device:C C6
U 1 1 607DADDC
P 8550 2750
F 0 "C6" V 8298 2750 50  0000 C CNN
F 1 "100pF" V 8389 2750 50  0000 C CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 8588 2600 50  0001 C CNN
F 3 "~" H 8550 2750 50  0001 C CNN
	1    8550 2750
	0    1    1    0   
$EndComp
Wire Wire Line
	8000 2750 8400 2750
$Comp
L Device:C C1
U 1 1 607DBB14
P 4450 3650
F 0 "C1" H 4335 3604 50  0000 R CNN
F 1 "1000pF" H 4335 3695 50  0000 R CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 4488 3500 50  0001 C CNN
F 3 "~" H 4450 3650 50  0001 C CNN
	1    4450 3650
	-1   0    0    1   
$EndComp
Wire Wire Line
	4450 3500 4450 3400
Wire Wire Line
	4450 3800 4300 3800
Connection ~ 4300 3800
Wire Wire Line
	4300 3800 4300 3900
Wire Wire Line
	4450 3500 5000 3500
Wire Wire Line
	5000 3500 5000 4400
Wire Wire Line
	5000 4400 4250 4400
Connection ~ 4450 3500
Text GLabel 4250 4400 0    50   Input ~ 0
TUNE
Text Notes 5950 5250 0    50   ~ 0
ATtiny212 external board
Text Notes 8750 2650 0    50   ~ 0
Approx 16dBm
Text Notes 4800 4200 0    50   ~ 0
0.4v-2.4v
$Comp
L Connector:Conn_01x06_Female J1
U 1 1 607EF17A
P 6400 4950
F 0 "J1" H 6300 5400 50  0000 L CNN
F 1 "I/O 1" H 6050 5300 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical" H 6400 4950 50  0001 C CNN
F 3 "~" H 6400 4950 50  0001 C CNN
	1    6400 4950
	1    0    0    1   
$EndComp
$Comp
L Device:Battery_Cell BT1
U 1 1 607F276E
P 7250 3850
F 0 "BT1" H 7368 3946 50  0000 L CNN
F 1 "Battery_Cell" H 7368 3855 50  0000 L CNN
F 2 "Battery:BatteryHolder_Keystone_3034_1x20mm" V 7250 3910 50  0001 C CNN
F 3 "~" V 7250 3910 50  0001 C CNN
	1    7250 3850
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x02_Female J3
U 1 1 607F1967
P 8150 3800
F 0 "J3" H 8042 3475 50  0000 C CNN
F 1 "BATT" H 8042 3566 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 8150 3800 50  0001 C CNN
F 3 "~" H 8150 3800 50  0001 C CNN
	1    8150 3800
	1    0    0    1   
$EndComp
Wire Wire Line
	7250 3650 7250 3600
Wire Wire Line
	7250 3600 7650 3600
Wire Wire Line
	7950 3800 7900 3800
Wire Wire Line
	7900 3800 7900 4050
Wire Wire Line
	7900 4050 7250 4050
Wire Wire Line
	7250 4050 7250 3950
$Comp
L Connector:Conn_01x06_Female J2
U 1 1 607EFD40
P 6550 4850
F 0 "J2" H 6442 5235 50  0000 C CNN
F 1 "I/O 2" H 6442 5144 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical" H 6550 4850 50  0001 C CNN
F 3 "~" H 6550 4850 50  0001 C CNN
	1    6550 4850
	-1   0    0    -1  
$EndComp
$Comp
L power:GND #PWR02
U 1 1 607FA951
P 7150 5100
F 0 "#PWR02" H 7150 4850 50  0001 C CNN
F 1 "GND" H 7155 4927 50  0000 C CNN
F 2 "" H 7150 5100 50  0001 C CNN
F 3 "" H 7150 5100 50  0001 C CNN
	1    7150 5100
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 5100 7150 4850
Wire Wire Line
	7150 4650 6750 4650
Wire Wire Line
	6750 4750 7150 4750
Connection ~ 7150 4750
Wire Wire Line
	7150 4750 7150 4650
Wire Wire Line
	6750 4850 7150 4850
Connection ~ 7150 4850
Wire Wire Line
	7150 4850 7150 4750
Text GLabel 6100 4950 0    50   Input ~ 0
TUNE
Wire Wire Line
	6100 4950 6200 4950
NoConn ~ 6200 5050
NoConn ~ 6200 5150
NoConn ~ 6750 5050
NoConn ~ 6750 5150
$Comp
L power:+3V3 #PWR05
U 1 1 6080B91D
P 7650 4850
F 0 "#PWR05" H 7650 4700 50  0001 C CNN
F 1 "+3V3" H 7665 5023 50  0000 C CNN
F 2 "" H 7650 4850 50  0001 C CNN
F 3 "" H 7650 4850 50  0001 C CNN
	1    7650 4850
	1    0    0    -1  
$EndComp
Wire Wire Line
	7650 4950 7650 4850
$Comp
L Device:R R3
U 1 1 60813DF3
P 7500 4950
F 0 "R3" V 7293 4950 50  0000 C CNN
F 1 "60" V 7384 4950 50  0000 C CNN
F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 7430 4950 50  0001 C CNN
F 3 "~" H 7500 4950 50  0001 C CNN
	1    7500 4950
	0    1    1    0   
$EndComp
Wire Wire Line
	6750 4950 7350 4950
$Comp
L power:+3V3 #PWR0102
U 1 1 6081C9DD
P 5800 3050
F 0 "#PWR0102" H 5800 2900 50  0001 C CNN
F 1 "+3V3" H 5815 3223 50  0000 C CNN
F 2 "" H 5800 3050 50  0001 C CNN
F 3 "" H 5800 3050 50  0001 C CNN
	1    5800 3050
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR0106
U 1 1 6081CE65
P 7500 2000
F 0 "#PWR0106" H 7500 1850 50  0001 C CNN
F 1 "+3V3" H 7515 2173 50  0000 C CNN
F 2 "" H 7500 2000 50  0001 C CNN
F 3 "" H 7500 2000 50  0001 C CNN
	1    7500 2000
	1    0    0    -1  
$EndComp
Connection ~ 7500 2000
$Comp
L Connector_Generic:Conn_01x02 J4
U 1 1 60821534
P 9150 2750
F 0 "J4" H 9230 2742 50  0000 L CNN
F 1 "Ext Wire Ant" H 9230 2651 50  0000 L CNN
F 2 "Connector_Wire:SolderWire-0.1sqmm_1x02_P3.6mm_D0.4mm_OD1mm_Relief" H 9150 2750 50  0001 C CNN
F 3 "~" H 9150 2750 50  0001 C CNN
	1    9150 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	8700 2750 8950 2750
$Comp
L power:GND #PWR0107
U 1 1 6082353E
P 8900 3000
F 0 "#PWR0107" H 8900 2750 50  0001 C CNN
F 1 "GND" H 8905 2827 50  0000 C CNN
F 2 "" H 8900 3000 50  0001 C CNN
F 3 "" H 8900 3000 50  0001 C CNN
	1    8900 3000
	1    0    0    -1  
$EndComp
Wire Wire Line
	8900 3000 8900 2850
Wire Wire Line
	8900 2850 8950 2850
Wire Wire Line
	5150 3300 5600 3300
$Comp
L Device:L L2
U 1 1 60B15913
P 5450 3200
F 0 "L2" V 5269 3200 50  0000 C CNN
F 1 "330nH" V 5360 3200 50  0000 C CNN
F 2 "Inductor_SMD:L_1008_2520Metric" H 5450 3200 50  0001 C CNN
F 3 "~" H 5450 3200 50  0001 C CNN
	1    5450 3200
	0    1    1    0   
$EndComp
$Comp
L Device:L L3
U 1 1 60B161F4
P 5450 3400
F 0 "L3" V 5550 3400 50  0000 C CNN
F 1 "330nH" V 5650 3400 50  0000 C CNN
F 2 "Inductor_SMD:L_1008_2520Metric" H 5450 3400 50  0001 C CNN
F 3 "~" H 5450 3400 50  0001 C CNN
	1    5450 3400
	0    1    1    0   
$EndComp
Wire Wire Line
	5600 3200 5600 3300
Connection ~ 5600 3300
Wire Wire Line
	5600 3300 5800 3300
Wire Wire Line
	5600 3400 5600 3300
Wire Wire Line
	5250 2750 5250 3200
Wire Wire Line
	5250 2750 6050 2750
Connection ~ 5250 3200
Wire Wire Line
	5250 3200 5300 3200
$Comp
L Device:D D1
U 1 1 60B2CDBE
P 7800 3700
F 0 "D1" H 7800 3483 50  0000 C CNN
F 1 "D" H 7800 3574 50  0000 C CNN
F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 7800 3700 50  0001 C CNN
F 3 "~" H 7800 3700 50  0001 C CNN
	1    7800 3700
	-1   0    0    1   
$EndComp
Wire Wire Line
	7650 3600 7650 3700
Connection ~ 7650 4950
$Comp
L Device:C C4
U 1 1 6082A2D3
P 8000 5150
F 0 "C4" H 8115 5196 50  0000 L CNN
F 1 "1uF" H 8050 5100 50  0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 8038 5000 50  0001 C CNN
F 3 "~" H 8000 5150 50  0001 C CNN
	1    8000 5150
	1    0    0    -1  
$EndComp
$Comp
L Device:C C7
U 1 1 60DDFC83
P 8350 5150
F 0 "C7" H 8465 5196 50  0000 L CNN
F 1 "470pF" H 8400 5100 50  0000 L CNN
F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 8388 5000 50  0001 C CNN
F 3 "~" H 8350 5150 50  0001 C CNN
	1    8350 5150
	1    0    0    -1  
$EndComp
Wire Wire Line
	8000 5300 8350 5300
Connection ~ 8000 5300
Wire Wire Line
	8000 4950 8350 4950
Wire Wire Line
	8350 4950 8350 5000
Connection ~ 8000 4950
Text Notes 7300 4200 0    50   ~ 0
Decoupling and\nregulation is on\nthe digital board
NoConn ~ 6200 4850
NoConn ~ 6200 4750
NoConn ~ 6200 4650
NoConn ~ 3700 5350
Text Notes 9100 3100 0    50   ~ 0
Each leg approx\n20.5 inches
$EndSCHEMATC