1
A
B
C
D
E
F
G
H
2
3
6
5
4
7
8
9
11
12
13
10
I
S5.5-RX
5
5
PHANTOM_ENABLE
AUDIO_A
RSSI_A
u_OSC1_OUT
SYNTH_CLK
SYNTH_DAT
SYNTH_EN
LCD_CONTRAST_PWM
LCD_CONTRAST
AUDIO_B
PHANTOM_ENABLE
RSSI_B
WP
SCL
SDA
DEV_METER
UART_PWM
IR_TX
IR_TXAND
HEAD_CLOCK
VU_METER
UP_DOWN
u_OSC1_IN
A_SWITCH
CHAN_A_LED_CL
5V_D
CHAN_B_LED_CL
u_OSC1_OUT
LCD_CONTRAST
DISPLAY_RS
DISPLAY_RW
CHAN_B_LED
DISP_ENABLE
CHAN_A_LED
AUDIO_A
RD0
RD1
RD2
RD3
RD4
5V_D
RD5
RD0
RD1
RD6
CHAN_B_LED
RD2
RD7
CHAN_A_LED
RD3
5V_D
PWM
RD4
LCD_LED_A
ENCODE_SWITCH
RD5
ROL_REDLED
ROL_LED
RD6
ROL_GRNLED
DATA_LED
RD7
QUAD_A
QUAD_B
ENCODE_SWITCH
IR_TXBUF
CHAN_A_LED_CL
CHAN_B_LED_CL
ROL_POWGRN
ROL_POWRED
TONE_MUTE
SDA
DISP_ENABLE
SCL
NOISE_MUTE
SYNTH_EN
LCD_LED_A
USB_TX
SYNTH_DAT
USB_RX
SYNTH_CLK
LCD_CONTRAST_PWM
HEAD_CLOCK
MCLR
RB6
UART_PWM
u_OSC1_OUT
5V_D
u_OSC1_IN
UP_DOWN
5V_D
PHANTOM_ENABLE
RB7
USB_RTS
QUAD_B
USB_CTS
QUAD_A
B_SWITCH
LO_CUT
A_SWITCH
WP
QUAD_B
QUAD_A
ENCODE_SWITCH
PHASE_INVERT
AUDIO_B
LO_CUT
MASTER_MUTE
HI_BOOST
MASTER_MUTE
5V_D
IR_TX
MCLR
DISPLAY_RS
DEV_METER
DISPLAY_RW
VU_METER
PHASE_INVERT
RSSI_A
HI_BOOST
RSSI_B
5V_D
NOISE_MUTE
MCLR
5V_D
RB7
DATA_LED
RB6
B_SWITCH
IR_TXAND
5V_D
IR_TXBUF
USB_RX
USB_RTS
5V_D
5V_A
TONE_MUTE
USB_TX
5V_D
USB_CTS
USBDM
USBDP
USB_VCC
ROL_POWGRN
USB_VCC
USBDM
USBDP
ROL_POWRED
ROL_LED
ROL_REDLED
PWM
ROL_GRNLED
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
10V
12V
10V
10V
10V
10V
10V
10V
10V
2.5VREF
2.5VREF
10V
10V
10V
10V
10V
10V
10V
10V
5V_A
5V_D
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_D
5V_D
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_A
5V_D
5V_A
2.5VREF
10V
10V
5V_D
5V_D
5V_D
5V_D
5V_D
10V
5V_A
5V_A
J1
BNC
R1
100
C1
10n
R2
10K
IC1
LM7805
IN
1
OUT
3
GND
2
IC2
LM2940
IN
1
OUT
3
GND
2
C3
22u_E
+
C4
22u_E
+
C5
10p
C6
100p
C9
1n
R3 1K8
IC3
LMX2316
FL
1
CP
2
GND
3
GND
4
FIN
5
FIN
6
VCC
7
OSC
8
GND
9
CE
10
CLOCK
11
DATA
12
LE
13
LD
14
VCC
15
VP
16
C10
10n
R4
18
C12
100p
C13
330p
C14
330p
R5
150
R6
15K
R7
15K
C15
330p
C16
330p
R9
22K
R10
100
R11
330
R12
1K
R13
4K7
C18
100p
C19
5p
C20
100n
L1
FSLU-82n
R15
15r_1206
L2
LL1608-6N8
C22
6p
C23
1n
L3
LL1608-12N
R19
330
C24
1n
C25
1n
R20
15K
C26
DNP
C27
4p
C28
7p
TR1
2SC5085
R21
10K
C29
1n
R22
22K
R23
560
L4
LL1608-180N
L5
LL1608-6N8
L6
0r
C32
DNP
C33
DNP
C34
56P
C35
56p
L7
LL1608-100N
C36
1N
TR2
2SC4399
R25
27K
C37
1n
R26
56
R27
560
C38
10n
R28
4K7
C39
100p
R29
10K
C40
10n
C41
10n
R30
100
C42
100p
C43
100p
C44
10n
C45
10n
C46
10n
R31
2K2
C47
10n
R32
470
C48
10n
IC5
LA1225
IFI
1
REG
2
GND
3
SLVL
4
VCC
5
AFO
6
DET
7
IFO
8
STRQ
9
SD
10
R33
330
C49
10n
R34
4K7
C50
10n
R35
100
C51
10n
C52
10n
C53
100n
C54
10n
R36
15K
R37
47K
CD1
107DISCRIM
2
1
TR5
2SC4555
R39
27K
C57
1n
TR6
2SC5085
R40
470
C58
1n
R41
220
C59
10n
C60
100p
C62
DNP
C63
7p
C64
4p
C65
8p
C66
4p
TR7
2SC5085
L8
LL1608-10n
L9
LL1608-10n
C67
22p
C68
10n
TR8
2SC4399
C69
1n
C70
33p
R43
150K
Y1
45.175MHz
R44
270
R45
1K8
C71
1n
C72
1n
R46
220
R47
470
R48
2K2
R50 2K2
R51 2K2
R52
47
R53
47
C75
10u_ELEC
+
R54
10K
C76
100p
TR9
2SC4555
R55
10K
R56
10K
C77
100p
R57
10K
R58
100
R60
10K
R61
100
TR11
2SC4555
C78
22u_ELEC
+
C79
22u_ELEC
+
IC6
PIC18F8722
RH2
1
RH3
2
RE1
3
RE0
4
RG0
5
RG1
6
RG2
7
RG3
8
MCLR
9
RG4
10
GND
11
VDD
12
RF7
13
RF6
14
RF5
15
RF4
16
RF3
17
RF2
18
RH7
19
RH6
20
RH5
21
RH4
22
RF1
23
RF0
24
AVDD
25
AVSS
26
RA3
27
RA2
28
RA1
29
RA0
30
GND
31
VDD
32
RA5
33
RA4
34
RC1
35
RC0
36
RC6
37
RC7
38
RJ4
39
RJ5
40
RJ6
41
RJ7
42
RC2
43
RC3
44
RC4
45
RC5
46
RB7
47
VDD
48
OSC1
49
OSC2
50
GND
51
RB6
52
RB5
53
RB4
54
RB3
55
RB2
56
RB1
57
RB0
58
RJ3
59
RJ2
60
VRZ
61
RJ0
62
RD7
63
RD6
64
RD5
65
RD4
66
RD3
67
RD2
68
RD1
69
GND
70
VDD
71
RD0
72
RE7
73
RE6
74
RE5
75
RE4
76
RE3
77
RE2
78
RH0
79
RH1
80
C80
DNP
R63
10K
C81
DNP
R64
10K
R65
10K
R66
470
R67
10K
D2
BAV99W
1
2
3
R68
10K
JP2
MPLAB_SOCK
1
2
3
4
5
6
R69
10K
R70
100
R73
100K
R74
100K
C82
4u7_ELEC
+
R75
DNP
IC7
FT232RL
TXD
1
DTR
2
RTS
3
VCCIO
4
RXD
5
RI
6
GND
7
NC
8
DSR
9
DCD
10
CTS
11
CBUS4
12
CBUS2
13
CBUS3
14
USBDP
15
USBDM
16
3V3OUT
17
GND
18
RESET
19
VCC
20
GND
21
CBUS1
22
CBUS0
23
NC
24
AGND
25
TEST
26
OSC1
27
OSCI
28
C83
100n
C84
100n
CON1
USB_TYPEB
1
2
3
4
C85
10n
R76
1K2
IC8A
2904
+
-
3
2
1
8
4
R78
10K_POT
R79
10K
C86
220p
C87
10u_ELEC
+
C88
10u_ELEC
+
R82
390
R83
1K
C89
10n
C90
1N
C92
7p
R84
1K8
C93
330n
C94
330n
C95
4u7_ELEC
+
C97
47p
C99
10u_ELEC
+
R86
150K
R87
100K_POT
R88
DNP
IC9A
4580
+
-
3
2
1
8
4
R89
47K
R90
47K
R91
47K
C103
10u_ELEC
+
R93
150K
R94
100K_POT
R95 DNP
R96
47K
IC10A
2904
+
-
3
2
1
C105
220n
R97
100K
C106
220n
C107
220n
IC11A
4066
1
2
13
R100
100K
R101
100K
C108
47u_ELEC
+
C109
22n
R102
100K
IC11B
4066
11
10
12
R103
100
C110
100n
R104
82K
IC12A
4580
+
-
3
2
1
8
4
C111
100n
R105
22K
R109
10K
R111
10K
C114
47p
R112
1K
IC11C
4066
4
3
5
C115
4u7_ELEC
+
R113
47K
R114
47K
IC11D
4066
8
9
6
R115
10K
R117
10K
R118
10K
R120
15K
C116
100n
R121
1K
C117
DNP
R122
12K
R123
12K
R124
12K
C118
220p
C119
1n
IC14
SA575DK
+OP1
1
-OP1
2
OUT OP1
3
RECT1 IN
4
RECT1
5
OUT1
6
COMP1 I/P
7
VREF
8
GC1 I/P
9
GND
10
GC2 I/P
11
SUM2 O/P
12
COMP2 I/P
13
OUT2
14
RECT2
15
RECT2 IN
16
OUT OP2
17
-OP2
18
+OP2
19
VCC
20
C120
4u7_M
C121
1u_M
R126
1M
R127
10K
R128
470
R129
1K
C124
47n
C125
DNP
R131
DNP
R132
47K
R133
47K
D4
BAV99W
1
2
3
C126
100n
R135
10K
C127
220n
R136
22K
C128
2u2_ELEC
+
R137
22K
R138
47K
R139
100
R142
47K
R143
10K
C130
10u_ELEC
+
R147
100K
R148
10K
R149
1K
R150
47K
C131
10u_ELEC
+
C132
10u_ELEC
+
R151
12K
TR14
2SC4555
C133
1n
C134
1n
C135
1n
R152
3K9
R153
56K
R154
4K7
TR15
KTC4075
R155
47K
R156
1K5
C136
1n
C137
10p
D6
BAV99W
1
2
3
R159
2K2
C138
12p
Y2
32.768KhZ
R161
270K
IC15B
4580
+
-
5
6
7
8
4
R162
22K
C139
10n
R164
2K2
R165
10K
TR16
KTC4075
R166
10K
C140
10n
R167
4K7
C141
2u2_ELEC
+
TR17
KTC4075
C142
2u2_ELEC
+
C143
220p
C144
220p
R168
15K
TR18
KTC4075
C145
1n
TR19
KTC4075
R170
680K
C146
10n
R171
12K
C147
10n
R172
1K
D7
BAV99W
1
2
3
R173
10K
C148
10n
C149
330n
TR20
KTC4075
R174
4K7
R175
4K7
C150
10n
R176
100K
TR21
KTC4075
TR22
KTC4075
R177
100K
R178
100K
L12
LL1608-6N8
C151
6p
C152
1n
L13
LL1608-12N
R180
330
C153
1n
C154
1n
R181
15K
C155
DNP
C156
4p
C157
7p
TR23
2SC5085
R182
10K
C158
1n
R183
22K
R184
560
L15
LL1608-6N8
L16
0r
C161
DNP
C162
DNP
C163
56P
C164
56p
L17
LL1608-100N
C165
1N
TR24
2SC4399
R186
27K
C166
1n
R187
56
R188
560
C167
10n
R189
4K7
R190
10K
C168
10n
C169
10n
R191
100
C170
100p
C171
100p
C172
10n
C173
10n
C174
10n
R192
2K2
C175
10n
R193
470
C176
10n
IC16
LA1225
IFI
1
REG
2
GND
3
SLVL
4
VCC
5
AFO
6
DET
7
IFO
8
STRQ
9
SD
10
R194
330
C177
10n
R195
4K7
C178
10n
R196
100
C179
10n
C180
10n
R197
47K
CD2
107DISCRIM
2
1
C181
7p
TR27
2SC5085
IC8B
2904
+
-
5
6
7
8
4
R198
10K_POT
R199
10K
C182
220p
C183
10u_ELEC
+
C184
10u_ELEC
+
R201
DNP
R202
390
R203
1K
C185
10n
C186
1N
C187
47p
R204
220
R205
470
C188
4p
C189
8p
C190
4p
L18
LL1608-10n
L19
LL1608-10n
C191
100p
C192
100n
C193
10n
R206
15K
C194
3p
J5
BNC
R208
330
R209
1K
R210
4K7
L20
FSLU-82n
R211
15r_1206
R212
10K
C197
3p
TR29
KTC4075
TR31
KTC4075
TR32
KTC4075
C198
22p
Y3
10MHz_SM
OSC1
1
GND
2
OSC2
3
GND
4
C199
3-10pF
R214
10K
TR33
KTC4075
R216
10K
TR34
KTC4075
R217
10K
R218
10
T5
TONETRAP
1
1
2
2
3
3
4
4
5
5
6
6
IC18
LM4811
VOUT1
1
VIN1
2
BYPASS
3
CLOCK
4
GND
5
UP/DOWN
6
SHUTDOWN
7
VIN2
8
VOUT2
9
VCC
10
R220
10K
C202
220n
C204
10u_ELEC
+
C205
10u_ELEC
+
SAW1
MKFC55_875
IN
1
GND
2
GND
3
OUT
4
GND
5
GND
6
SAW2
MKFC55_875
IN
1
GND
2
GND
3
OUT
4
GND
5
GND
6
C206
1n
R224
1K8
R225
180K
R226
100K
R227
180K
R228
100K
C210
47p
TR36
KTC4075
R232
10K
IC20A
4580
+
-
3
2
1
8
4
IC20B
4580
+
-
5
6
7
8
4
C213
47u_ELEC
+
C214
47u_ELEC
+
C215
10u_ELEC
+
TR37
KTC4075
TR38
KTC4075
R234
47K
R235
47K
R236
270K
R237 150K
R238
10K
R239
10K_POT
IC21
LM7805
IN
1
OUT
3
GND
2
C218
22u_E
+
R241
1K
R242
10K
L27
DIVCOIL_D
1
C91
10u_ELEC
+
C209
10u_ELEC
+
C211
100u_ELEC
+
C212
100u_ELEC
+
C123
22u_ELEC
+
C2
220u_ELEC
+
CON2
DC-J
1
2
C219
100n
S2
IC22
TC4S66F
IN_OUT
1
OUT_IN
2
GND
3
CONT
4
VCC
5
R130
10K
C203
220n
C220
100p
C221
100p
C100
1uF_M
C104
1uF_M
R125
DNP
C122
1u_M
D5
BAV99W
1
2
3
XLR1
XLR_D
3
2
1
T3
BALUN_D
T1
BALUN_D
TR30
KTC4075
R110
10K
HEADER1
1
1
HEADER1
1
1
S1
D8
1SR139
J3
PHONEJACK_D
CAN1
wt500rfcan
TR3
FH102
TR25
FH102
C30
10n
C222
1n
L14
LL1608-180N
C223
1n
C159
10n
L10
820n
CAN2
DIVSHIELD
C96
4u7_T
+
IC4A
4066_5V
1
2
13
IC4B
4066_5V
11
10
12
IC4C
4066_5V
4
3
5
IC4D
4066_5V
8
9
6
CF3
SFE10M7KA00
2
1
3
CF4
SFE10M7KA00
2
1
3
CF2
SFE10M7KA00
2
1
3
CF1
SFE10M7KA00
2
1
3
C224
100n
C225
100n
C226
100n
C227
100n
C228
100n
C229
100n
IC9B
4580
+
-
5
6
7
8
4
C230
100n
C231
100n
IC12B
4580
+
-
5
6
7
8
4
C232
100n
C233
100n
C216
10n
IC15A
4580
+
-
3
2
1
8
4
R157
220K
IC19B
4580
+
-
5
6
7
8
4
C234
100n
C235
100n
IC10B
2904
+
-
5
6
7
C236
100n
T4
BALUN
T2
BALUN
C17
10u_ELEC
+
D3
RED_LEDSM
R240
1206
JP1
55ribbon
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
IC23
KIA10V
IN
1
OUT
3
GND
2
IC24
KIA5V
IN
1
OUT
3
GND
2
IC25
KIA5V
IN
1
OUT
3
GND
2
IC26
24LC16
A0
1
A1
2
A2
3
GND
4
SDA
5
SCL
6
WP
7
5V
8
IC27A
4011
1
2
3
IC27B
4011
5
6
4
R253
DNP
R254
0r
R255
DNP
IC27D
4011
12
13
11
IC27C
4011
8
9
10
C237
100n
TR28
2SD1622
TR35
2SD1622
TR12
KTA2014
TR40
KTC4075
TR39
KTA2014
R258
10K
TR42
KTC4075
R14
22K
TR4
2SC4399
R260
200r_POT
TR26
2SC4399
R261
200r_POT
R85
33K
C98
18p
R92
33K
C102
18p
R263
10K
R264
10K
C101
22u_ELEC
+
R247
1K2
R169
3K9
R215
22K
R116
22K
R141
56K
R140
100K
R8
18K
R145
10K
C238
1n
C239
1n
R219
10K
C240
10uF_ELEC
+
R221
100K
D9
BAV99W
1
2
3
R49
4K7
C73
680p
R59
DNP
R62
DNP
TR10
KTA2014
D1
BAV99W
1
2
3
C241
10u_ELEC
+
R163
4K7
C217
680p
R158
2K2
R17
1uF_M
R16
1uF_M
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
TESTPOINT
1
1
1
1
TESTPOINT
1
1
TESTPOINT
1
1
TESTPOINT
1
1
C242
100n
C74
1n5
C112
0r
C113
DNP
+
R233
DNP
R108
DNP
R107
DNP
R106
DNP
C243
10n
L29
600r@100MHz
L30
600r@100MHz
J4
HEADPHONE_D
L28
600r@100MHz
TESTPOINT
1
1
R250
DNP
R251
DNP
R244
1K2
R243
10K
R207
0R
L23
DNP
1
L22
DNP
1
L21
DNP
1
C21
DNP
J2
DNP
R18
8r2
R24
8r2
C31
22p
C160
22p
R185
8r2
R179
8r2
R213
0r
L24
DNP
1
L25
DNP
1
L26
DNP
1
C196
DNP
J6
DNP
R265
0r
R256
1K
R77
DNP
R248
56r_1206
R246
470r_1206
R245
470r_1206
C129
220n
R160
220K
IC13A
MC33078
+
-
3
2
1
8
4
IC13B
MC33078
+
-
5
6
7
8
4
R222
DNP
R146
DNP
R223
100K
R119
15K
R71
2K2
R72
2K2
C200
10p
R229
22K
R230
22K
R231
DNP
R134
150K
R259
100
R262
100
TR13
KTA2014
R266
1K
R267
1K
C201
1uF_M
R144
10K
R268
100
C208
47u_ELEC
+
C195
1n
R252
22K
R80
100K
R200
100K
C245
DNP
C244
DNP
R99
220K
R98
47K
DF1
MB33P-808
BPF
1
3
2
DF2
MB33P-808
BPF
1
3
2
DF3
MB33P-808
BPF
1
3
2
DF4
MB33P-808
BPF
1
3
2
VCO1
MVE774
VCC
1
GND
2
VT
3
MOD
4
GND
5
OUT
6
C7
1n
R81
DNP
C207
10u_ELEC
+
R249
DNP
C11
1n
IC19A
4580
+
-
3
2
1
8
4
C8
22p
L11
LL1608-3n3
C56
100p
R38
100
C55
2r2
Type
C
VC01
DF1,2,3,4
MBF705
A
B
D
MBF735
MBF812
MBF848
MVE664
MVE664
MVE774
MVE774
USB port
DC inlet
Power switch
jack output
XLR output terminal
VCO
switch
mic/line
switch
Headphone output
Antenna B
BP filter
BP filter
RF
amplifier
BP filter
PLL
RF amplifier
BP filter
RF
amplifier
Antenna A
10MHz Ref
Note: “ “ represents the ground on the circuit board.
Section B
For the enlarged view,
see p. 7.
Section C
For the enlarged view,
see p. 8.
Section A
For the enlarged view,
see p. 6
SCHEMATIC DIAGRAMS
SCHEMATIC DIAGRAMS
• MAIN PCB
