
CONTENT
1. INTRODUCTION……………………………………………………………………………..1
2. TECHNICAL SPECIFICATION……………………………………………………………..2
3. BLOCK DIAGRAM……………………………………………………………....................45
4. SCHEMATIC DIAGRAM…………………………………………………………………….6
5. WIRING DIAGRAM………………………………………………………………………….9
6. PCB LAYOUT………………………………………………………………………………..11
7. TEST PROCEDURE………………………………………………………….....................16
8. EXPLODED VIEW & MECHANICAL PARTS LIST……………………………………..20
9. BOM…………………………………………………………………………………………..24

1. INTRODUCTION
MOD-16H/MOD-16P
Soft touch rubberised painting to avoid handling noise
˙
Rechargeable battery design
˙
Selector for three different output levels depending of kind of receiver used
˙
LCD display
˙
Battery status display
˙
Mute function (this function is very welcomed by Politicians)
˙
Lock function to avoid miss action during a live performance
˙
- 1 -

2. TECHNICAL SPECIFICATION
MODEL
SPECIFICATION
Oscillation mode PLL UHF SYNTHESIZED
Carrier frequency band UHF 470-900 MHz
Dependent on applicable country regulations
MDO-16H MOD-16P
Frequency response
Frequency stability
T.H.D. 1KHz<0.8%
Modulation mode FM (F3E)
RF output power 5-50mW(adjustable 3 bands)
Dynamic
Tone frequency 30-33 KHz
Current drain 100mA
Max. Deviation
Battery "AA" type 2
Optional Nickel hydrogen battery +charger
Mic. Capsule(optional)
Dimensions
Weight 0.246Kg 0.082Kg
50 Hz-15KHz ( 3dB)
0.005%(-10к ~ 50кʼʳ
Ї100dBʳ
35KHzʳ
Condenser or Dynamic Capsule
277 ӽˆˉˁˈ (10.9" ӽ1.44")
Condenser or Dynamic Capsule
97mm ʳ 68mm ʳ 22mm(3.82" ʳ 2.68" ʳ 0.87")
- 2 -

MODEL MOD-16PRO
Channel Multi-channels, up to 144 frequency presets for
each frequency bands
Frequency band UHF 470-900 MHz
Dependent on applicable country regulations
Receiver type PLL UHF SYNTHESIZED
Frequency response 50 Hz-15KHz ( ±3dB)
Frequency stability
±0.005%(-10шC -50шC )
T.H.D. 1KHZ <0.8%
Modulation mode FM (F3E)
S/N Ratio
Dynamic
Ї90dB
Ї100dB
RF sensitivity -100 dBm/30dB SINAD
Audio output Unbalanced 6.3mm phone jack 750mV ;
±35KHz deviation
Balance output 1V , 35KHz deviation
Power supply DC15V/ 500mA
(AC 115V/230V 50/60Hz adaptor)
Dimensions 210(W) 55 (D) 4(H)mm;
(8.2" ʳ 6.1"ʳʳ1.7”)
Weight 0.99Kg
- 3 -

7654321
8
4. SCHEMATIC DIAGRAM
- 6 -
R48
18R
GND
CPU1
CPU2
3
2
1
3
2
1
RA4
RA5/AN4
RE0/AN5
RE1/AN6
RE2/AN7
VDD
VSS
OSC1
OSC2
RC0
NC
R71
33K
C87
102P
R 144
100K
22
34
C24
47P
100uF/10V(T)
GND
R40
430R
C61
102P
3CN9
GND
2
1
3
GND
2
1
RA2/AN221RA1/AN1
RA3/AN3
RC135NC
GND
C69
C18
47P
C47
3.5P
GND
SW 1 HL 00005
SW 2 HL 00005
20
17
19
18
MCLR
RA0/AN0
U 132
PIC 16F74
36
19
18
GND
GND
GND
C68
NC
R88
2.2K
C58
102P
100nH
L56
18nH
Q8
B FG 425WC14
Q9
2SK 2731
L57
BAT
11
10
9
8
7
6
5
4
3
2
1
112
MLB-80A -N2
C76
10P
GND
R60
2.2K
+3V
GND
VR55
B 20K
+3V
GND
C 132
104P
RC5
RC4
RC3
RC0
RE2
RE1
RE0
RC2
RA0
R77
47K
GNDTONGOUT
VR56
B 20K
R76
22K
GND
T4
2
C56
1P
L58
10nH
C73
2.2P
GND GND
GNDGND
C59
C65
100P
56P
Q10
2SC 2412
R89
47R
C62
GND
GND
102P
R13282K
R13182K
R 13647K
R 10447K
GND
C45
470P
C44
225P
BAT
C793PC80NC
R65
100R
C63
102P
R13382K
R13482K
R 13747K
R 13847K
+3V
R91
NC
U 131
5
1
2
3
24LC 08B
R36
4.7K
C 154
100P
GND
L59
10nH
GND
AF IN
+3V
GND
R35
4.7K
4
R45
10K
C77
4.7P
C74
3.3P
C 133
104P
GND
L69
10nH
L60
10nH
C 120
15P
GND GND
C81
1P
C75
4.7P
RB5
RB4
RB3
RB2
RB1
RB0
RD7
RD6
RD5
RD4
RD3
RD2
RD1
RD0
+3V
SE00063
1
2
3
4
5
6
7
8
9
POW ER LEV EL1
POW ER LEV EL2
TONE CONTROL
L70
10nH
C82
1P
C72
L61
3.3P
10nH
C 138
15P
LED 1
U130
COM 4
COM 3
COM 2
COM 1
SEG 1
SEG 2
SEG 3
SEG 4
SEG 5
D TE 103067BEP
LE
DA
CLK
CHG
BA TTERY
L71
10nH
C67
15P
GND
C83
3.3P
LED 2
SE00063
SEG 6
SEG 7
SEG 8
SEG 9
SEG 10
SEG 11
SEG 12
SEG 13
SEG 14
L63
OR
BLI
10
11
12
13
14
15
16
17
18
GND
GND
LE
DA
CLK
CPU1
CPU2
CHG
CPU-30K Hz-35KH z
BATV
5.6nH (W)
L7
L62
6.8nH (W)
VC2
V6P
D
C
B
ANTENNA
A
MOD-16H
R 139
4.7K
R 140
10K
16
15
13
12
NC
NC
RB414RB5
RB6/PGC
RB7/PGD
RB3/PGM
RB2
RB1
RB0
VDD
VSS
RD7
RD6
RD5
RD4
RC7/RX
RC6/TX44RC543RC4/SDA42RD341RD240RD139RD038RC3/SCL37RC2
IC3D
SA 575
17
C 127
225P
GND
GND
C50
104P
GND
C70
R33
1K
56P
C 139
100P
1 2
C 153
1P
R69
2K
R56
1K
C 57 56P
GND
GND
BLI
C48
104P
IC3B
SA 575
GND
7
2
3
GND
GND
112
S07A TH R U S07M
GND
GND
BAT
C 112
470P
R74
+5
10K
GND
15
IC 55A
R86
33K
C92
10uF/10V(T)
R47
10K
C60
102P
L6
15nH
FS1J3 1A/30V
GND
D6
R44
12K
RF POW ER
R43
10K
GND
TONGOUT
C99
1uF/10V(T)
01/26
14
11
C93
106P
1
ST 33078
delete C94 and add R61
Q5
2SC 2412
GND
GND
C33
56P
C8
1.8P
Q7
B FG 425W
GND
GND
D4
C54
103P
GND
CN5
3
2
1
DCJACK2
GND
R59
12K
R46
4.7K
D1
1SS355
+5
2
C 136
104P
2
T7
GND
MLB-80A -N2
1
1
84
C 137
104P
R92
12K
+5
R61
100K
GND
GND
GND
C34
2P
GND
R96
5.6K
R80
2.2K
L8
20
4.7uH
8
C 158
472P
GND
RF POW ER
C15
103P
GND
C 148
47P
R10
R11
18R
18R
R17
18R
C37
1P
SA 575
6
C13
3.5P
IC 55C
ST 33078
C 152
102P
97
+3
1
2
GND
C 115
104P
C55
225P
IC3A
4
T6
1
MLB-80A -N2
2
R62
2.2K
Q18
D TC 614TU
GND
L1
10nHL910nH
C90
NC
GND
GND
10
5
GND
GND
C 102
225P
Q17
2SA 1036K
C40
2P
C95
22uF/10V
GND
GND
+5
IC 56C
NJR 4580
GNDGND
R50
100K
C84
1P
BAT
BU-1
H G 00176
R55
Q14
4.7K
2SC 2412
GND
D2
R32
1SS355
10K
D3
1SS355
R63
10K
84
1
2
C26
3.5P
C 125
104P
IC3C
SA 575-2/1
GND
GND
C41
56P
GND
R39
1K
R26
3.3K
B
R20
3.3K
+3V
C 131
104P
GND
C 134
22P
R93
3
4.7K
C52
472P
GND
56P
R53
10K
GND
CE1
B FG 425W
E2
GNDGND
GND
X130
16M H z
GND GND
R22
22K
C 101
220P
GND
C43
472P
R9
GND
10RC9
L54
15nH
C42
10P
Q1
R14
100R
+3V
C 146
102P
C 130
105P
GND
C 135
22P
GND GND
C30
R16
4.7K
C32
472P
E2
R13
100R
GND
R 135
15K
GND
R90
15K
C88
225P
472P
R15
4.7K
B
B FG 425W
R52
180R
12
GND
C 121
22uF/10V
R 101
15K
G
C36
472P
VD2
1SV 270
GNDGND GND
GND
C 147
330P
C96
103P
R30
22K
2/16=15Kmodified on 2/16
C28
104P
Q4
2SC 2412
GND
Q16
2SC 2412
R42
8.2K
D S
C 117
104P
Q11
2SC 2412
BATV
IN
R29
22R
R12
10K
B
C20
1.8P
12/29
R8
22K
GND
Q12
R TR 030P02
G
R 130
2.2K
GND GND
R99
220K
R84
22K
L12
1uH
R51
330R
C39
10uF/10V(T)
GND
CE1
B FG 425W
C21
4.7P
12/29
MLB-80A -N2
2
S07A TH R U S07M
2SA 1797Q
C51
5.1V SE00016
104P
GND
C 124
103P
C 106
47P
IC 56B
6
NJR 4580
5
C 104
104P
GND
12
13
16
R85
12K
R49
C 105
102P
1K
R87
33K
+5
DS
Q2
X P151A
C25
472P
Q6
C29
E2
1P
R21
470R
12/29
VC O 790-826M H z
T5
D7
Q15
D8
132
BAT54
BA TTERY
C 111
225P
G
R23
47R
R28
2K
R24
1K
R25
10K
D9
1SS355
D
C 123
22uF/10V
MLB-160808-0080A -N2
T10
C 142
MLB-80A -N2
2
T11
MLB-80A -N2
112
CPU-30KHz-35KHz
GND
C89
104P
R34
2.2K
m odified on 2/16
L11
4.7uH
L66
4.7uH
C12
104P
13
4
C7
104P
+3VT
+3
C2
10P
+3VDO
12
5
112
GND
C 151
100P
GND
104P
C 143
GND
47uF/7V(T)
C
1K H z 65m v in put
AF
TP 500m v
3
2
Mic +
1
2.5-4PIN
UP-887C
L11=100nH
L66=100nH
B
A
C 78= 330P
R 30= 20K
GND
LD LD
14
15
16
1
2
3
2/20 1K
改
R7
X1
1K
R27
12M H Z
MLB-160808-0080A -N2
VC1
C1
V 20P
47P
GND
+3V
OUT
12
C 118
22uF/10V
2
C 141
104P
GND
GND
R83
47K
C85
10uF/10V(T)
GND
C 150
105P
2/3104
改
GND
C4
C3
47P
47P
10
11
LE DA CLK
6
7
C6
102P
GND
IC59
3.0V XC 62FP3002M R
G
GND
100uF/10V(T)
GND
+5
C 144
47uF/7V(T)
2/16=470P
C 107
470P
2/16=470P
GND
GND
C 149
104P
R79
1K
R70
10K
GND
R37
1K
R72
22K
GND
C5
47P
IC1
M B15E03SLPFV
8 9
GND
C 119
C 109
472P
IN
C98
22uF/10V
GND
C11
224P
VIN
12
L65
22uH
AUDIO +
2/3 473P
C78
470P
+5
R3 4.7K
R4 4.7K
R5 4.7K
R1
430R
C17
22uF/10V
T8
MLB-80A -N2
2
112
C53
104P
C 110
470P
R97
10K
C 126
GND
GND
R6
1K
C10
103P
R 102
100K
C 140
100P
R98
470K
R 100
10K
R68
5.6K
C 128
100P
R58
22K
R67
220K
R66
10K
C64
104P
+3VT
MLB-160808-0080A -N2
+3VDO
1
2 3
GND
GND
C 116
C 122
102P
104P
GND
R95
47K
C 108
470P
2/16=470P
GND
+5
4.7uF/10V(T)
GND
改
C86
105P
VR1
B 50K
R54
12K
C 129
22uF/10V
LE
DA
CLK
R2
1K
GND
CHG
D11
1SS355
D10
1SS355
D5
FS1J3 1A/30V
1
2
3
IC58
R78
X C 9103D
GND
C19
472P
20K
M ODUL
C 145
GND
104P
C 113
47P
2
3
C 103
104P
GND
GND
C71 220P
12K
R81
6
IC 55B
5
ST 33078
SG 00040
L5
22uH
C 157
47P
GND
2/8C156
L4
C38
10uF/10V(T)
4M ODUL1
L10
180nH
12/29
VD1
B B142
5.6nH (W)
GND
2
GND
IC 56A
NJR 4580
C91
10uF/10V(T)
7
GNDGND
GND
C23
3.3P
L2
GND
R41
22K
C49
10uF/10V
+5
L68
SCDH-4D 28-101N
DS
Q13
5
G
X P151A
4
T1
GND
112
GND
MLB-80A -N2
GND
C 114
1
102P
BAS
R75
12K
GND
AUDIO -
R82
2.2K
C97
225P
OUTPUT3.3V
+3
10uF/10V(T)
VC3
V6P
IC2
X C 62FP3002
OUT
C27
104P
GND
C46
GND
104P
C22
GND GND
C16
8P
C 100
0.5P
AF IN
R31
C31
10K
1.8P
R19
4.7K
C 155
47P
GND GND
Q3
GND
R57
10K
R18
10R
C35
56P
L3
15nH
CE1
100K
R 143
GND
3PIN
CN8
3PIN
23
24
25
26
27
28
29
30
31
32
33
R64
10K
C66
390P
12/27 12/27
GND
GND
4.7P
R38
430R
3-PO W ER
2-PO W ER
1 2 3 4 5 6 78

GND
54321
6
- 7 -
+3V
D
C
B
OUT
Z1
BU ZZER
IC59
3.0V X C 62FP3002M R
BAT
GND
R32
22K
R63
22K
G
GND
Q54
2SC 2412
C 123
22uF/10V
IN
C98
22uF/10V
D2
1SS355
D3
1SS355
+3V
C 131
104P
GND X 130
VIN
R55
4.7K
C 134
22P
GND GND
T8
112
MLB-160808-0080A -N2
C53
104P
GND
C 146
102P
C 130
105P
16M H Z
+3V
GND
C 135
22P
R 135
15K
2
BAT
+3V
GND
+3V
C 132
104P
RC5
RC4
RC3
RC0
RE2
RE1
RE0
RC2
RA0
R 13182K
R 10447K
GND
GND
R 13282K
R 13647K
1
2
3
R36
4.7K
R 13382K
R 13482K
R 13747K
R 13847K
U 131
24LC 08B
NC
+3V
R35
4.7K
R91
5
4
+3V
C 133
104P
R45
10K
R33
47K
GND
RB5
RB4
RB3
RB2
RB1
+3V
RB0
RD7
RD6
RD5
RD4
RD3
RD2
RD1
RD0
LED 1
SG 00067
2SC 2412
Q62
LED 2
SG 00067
U 130
1
COM 4
2
COM 3
3
COM 2
4
COM 1
5
SEG 1
6
SEG 2
7
SEG 3
8
SEG 4
9
SEG 5
RF_SM A LL_LCD
LE
DA
PO W ER LEV EL1
PO W ER LEV EL2
TONE CO NTROL
PO W ER ON/OFF
CLK
CHG
BA TTER Y
SEG 10
SEG 11
SEG 12
SEG 13
SEG 14
CHG
SEG 6
SEG 7
SEG 8
SEG 9
GND
GND
GND
BAT
GND
R41
10K
10
11
12
13
14
15
16
17
18
+5
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
CHG
CN1
H C 00824
CN2
H C 00824
D
C
B
GND
GND
20
RA2/AN221RA1/AN1
RC1
36
35NC34
SW 1
SW 2
SW -PB
SW -PB
17
19
18
MCLR
RA0/AN0
U 132
PIC 16F74
GND
+5
100K
R 143
23
24
25
26
27
28
29
30
31
32
33
GND
3PIN
CN10
3PIN
R 144
100K
3
2
1
3
2
1
RA4
RA5/AN4
RE0/AN5
RE1/AN6
RE2/AN7
VDD
VSS
OSC1
OSC2
RC0
NC
3CN9
2
1
3
2
1
22
RA3/AN3
R 139
4.7K
R 140
22K
13
12
14
15
16
NC
NC
RB4
RB5
RB6/PG C
RB7/PG D
RB3/PG M
RC7/RX
RC6/TX44RC543RC4/SD A42RD341RD240RD139RD038RC3/SC L37RC2
RB2
RB1
RB0
VDD
VSS
RD7
RD6
RD5
RD4
11
10
9
8
7
6
5
4
3
2
1
A
1 2 3 4 56
A
MOD-16P