Midland 77-095 Schematic
5
Q12
Q12
KTA1267
KTA1267
R146
R146
560R
560R
D D
R145
R145
39K
39K
PA 8.5V
X1
TC1TC1
10.240MhzX110.240Mhz
C66
C66
12p
12p
GND GND
13.8V Unsw
7.5V
Q13
Q13
KTA1267
KTA1267
C65
C65
10n
10n
GND
Q14
Q14
KTA1267
KTA1267
LD1LD1
R137
R137
150R
150R
R139R139
R142R142
R143R143
R141R141
R144R144
R138R138
R65
R65
68K
68K
C72
C72
C67
C67
0.5pF
0.5pF
27p
27p
C70
C70
10p
10p
C49
C49
47u
47u
R66
R66
220R
220R
R147
R147
4K7
4K7
IC1
IC1
C5122-B1P
C5122-B1P
1
2
3
4
5
6
7
8
9
10
11
12 13
4
8.5V
TX 8.5V
R951KR95
R100
R100
1K
47K
47K
GND
SW4
SW4
SW2
SW2
SW3UPSW3
DOWN
DOWN
CH9
CH9
UP
T11
24
23
22
21
R98 47KR98 47K
20
19
18
R96 2K2R96 2K2
17
R97 10KR97 10K
16
15
14
C69
C69
4n7
4n7
D10
D10
6V2
6V2
C76 0.47uC76 0.47u
C75 0.47uC75 0.47u
C73
C73
C71
C71
220p
220p
10n
10n
R102
R102
22K
22K
6.2V
T11
MT-2631117
MT-2631117
C74
C74
68p
68p
R106
R106
4K7
4K7
C81
C81
39p
39p
Q24
Q24
KTC3195
KTC3195
R104
R104
C82
C82
100K
100K
10n
10n
C78
C78
47p
47p
R103
R103
27K
27K
R105
R105
D15
D15
5K6
5K6
KDV251
KDV251
C79
C79
68n
68n
3
FM MOD
D12
D12
1N4148
C87
R99
R99
100K
100K
R107
R107
R101
R101
180K
180K
68K
68K
C84
C84
39p
39p
KTC3199
KTC3199
C85
C85
C83
C83
68p
68p
6p8
6p8
C91
C91
56p
56p
D16
D16
1S2638
1S2638
C87
10n
10n
R108
R108
470R
470R
R109
R109
GND
820R
820R
R111
R111
120K
120K
Q25
Q25
C894pC89
4p
Q26
Q26
KTC3199
KTC3199
R1131KR113
R112
R112
2K7
2K7
1K
C86
C86
4n7
4n7
1N4148
C90
C90
2u2
2u2
GND
R114
R114
10K
10K
C95
C95
10n
10n
C88
C88
10n
10n
C93
C93
100p
100p
R115
R115
C92
C92
3K3
3K3
120p
120p
TX 8.5V
R71
R71
4K7
4K7
R118
R116
R116
100R
100R
070088T8070088
GND
T8
Q27
Q27
KTC3199
KTC3199
R117
R117
330R
330R
C94
C94
10n
10n
R118
8K2
8K2
T9
C977pC97
070088T9070088
7p
C98
C98
200p
200p
R119
R119
2K7
2K7
2
Q32
Q32
R129
R129
R131
KTC3198
KTC3198
8.5V
C101
C101
22n
22n
GND
C106
C106
10n
10n
T10
T10
070090
070090
Q28
Q28
KTC3918
KTC3918
R121
R121
220R
220R
C99
C99
10n
10n
GND
R1231KR123
L2
C102
C102
330p
330p
KTC2314
KTC2314
1K
2u2L22u2
MT-262-1129L3MT-262-1129
Q29
Q29
C105
C105
33pF
33pF
C104
C104
R122
R122
100R
100R
R128
R128
C122
C122
2K2
2K2
4n7
4n7
Q31
Q31
2SB525
2SB525
C108
C108
10n
10n
L3
68p
68p
L4
R126
R126
330R
330R
8.5T 4mmL48.5T 4mm
GND
Q30
Q30
KTC2078
KTC2078
R1251RR125
1R
R124
R124
27R
27R
C111
C111
180p
180p
R131
4K7
4K7
15K
15K
C123
C123
4n7
4n7
D21
D21
1N4148
1N4148
13.8V Unsw
C107
C107
10n
10n
GND
C109
C109
220p
220p
S6-C/33331L5S6-C/33331
5.5T 6mmL65.5T 6mm
L5
C112
C112
C113
C113
220p
220p
220p
220p
1
R134
R134
8.5V
6K8
POWER
C124
C124
27p
27p
6K8
VR53KVR5
R1361KR136
3K
1K
D17
D17
1N4148
1N4148
D18
D18
1N4148
1N4148
D19
D19
1N4148
1N4148
GND
L8
7.5T 6mmL77.5T 6mm
L7
8.5T 6mmL88.5T 6mm
C117
C117
33p
33p
C119
C119
C115
C115
300p
300p
240p
240p
JK4
JK4
ANT
ANT
R127
R127
1K5
1K5
C121
C121
180p
180p
R135
R135
1K5
1K5
C114
C114
15p
15p
L6
C1
15pC115p
10.240Mhz10.240Mhz
VCO VCO
GND
D2
GND
13.8V Unsw
GND
R4
100RR4100R
T2
070087T2070087
R3
10KR310K
2SK241(Y)Q22SK241(Y)
T3
R2
C42pC4
071238T3071238
220RR2220R
2p
Q1
2SK241(Y)Q12SK241(Y)
R1
C2
100RR1100R
22pC222p
2SK241(Y)Q32SK241(Y)
MIC AUDIO
PL4
PL4
TX=GND
C46
C46
3n3
3n3
ON / OFF
ON / OFF
MIC-PLUG
MIC-PLUG
SW1
SW1
C47
C47
100u
100u
RX=GND
C44
C44
C45
C45
3n3
3n3
3n3
3n3
13.8V SW
7.5V
R63
R63
120R
120R
D3
C48
C48
7V5D37V5
100u
100u
R6
100RR6100R
C6
10nC610n
GND
Q2
C5
10nC510n
Q3
8.5V
R82
R82
2K2
2K2
C581nC58
1n
Q17
Q17
KTC3198
KTC3198
D13
D13
9V1
9V1
C71nC7
T4
1n
071008T4071008
R5
100RR5100R
RX 8.5VRX 8.5V
R61
R61
220R
220R
R861KR86
1K
R83
R83
2K2
2K2
C57
C57
22u
22u
SW1A
SW1A
PA
PA/CB
PA/CB
R72
R72
CB
680R
680R
R69
R69
4K7
4K7
R68
R68
10K
10K
C52
C52
22n
22n
TX=GND
C9
10nC910n
F1
SEM4CF1SEM4C
R10
R10
R7
680RR7680R
R27
R27
C411uC41
4K7
4K7
1u
R31
R31
10K
10K
Q6
KTC3199Q6KTC3199
R32
R32
10K
10K
Q16
Q16
KTA1266
KTA1266
C96
C96
10n
10n
C103
C103
4n7
4n7
D11
D11
1N4148
1N4148
1K5
1K5
C101nC10
1n
PA 8.5V
R64
R64
220R
220R
R111KR11
GND
1K
C81nC8
1n
R9
220KR9220K
Q4
KTC3195Q4KTC3195
R18
R18
8K2
8K2
R28
R28
10K
10K
Q5
KTC3199Q5KTC3199
R29
R29
10K
10K
Q15
Q15
KTC3198
KTC3198
R133
R133
680R
680R
R671KR67
1K
LD2TXLD2
TX
C19
C19
33u
33u
16
AMP
AMP
1
2
C22
C22
47n
47n
R19
R19
8K2
8K2
C16
C16
22n
22n
R85
R85
2K2
2K2
R132
R132
470R
470R
C18
C18
R12
R12
22n
22n
2K2
2K2
GND
3
Vcc
Vcc
LIMIT
LIMIT
MIX
MIX
3456789
F3
455HTF3455HT
123
C21
C21
R13
R13
47n
47n
2K2
2K2
DEMOD FM
8.5V
TX 8.5V
R39
R39
2K2
2K2
VR2
VR2
20K
20K
VOLUME
C17
C17
10n
10n
C56
C56
22n
22n
8.5V
PA 8.5V
TX 8.5V
RX 8.5V
LD3RXLD3
RX
8
C23
C23
10p
10p
R35
R35
22K
22K
KTC3199Q8KTC3199
T5
278128T5278128
IC2
IC2
JRC 3357D
JRC 3357D
FILTER
FILTER
AMP
AMP
C13
C13
10
68pF
68pF
R17
R17
18K
18K
R16
R16
10K
10K
GND
R441KR44
1K
C28
C28
33u
33u
R37
R37
C26
C26
18K
18K
27n
27n
Q8
R38
R38
18K
18K
111415
C11
C11
22n
22n
R43
R43
47K
47K
GND
27n
27n
C27
C27
R42
R42
8K2
8K2
R73
R73
47K
47K
SQUELCH
SQUELCH
TRIGGER
TRIGGER
R41
R41
8K2
8K2
R46
R46
680R
680R
R15
R15
47K
47K
DEMOD
DEMOD
R14
R14
47K
47K
C25
C25
22n
22n
R36
R36
10K
10K
13
R47
R47
3K9
3K9
KTC3199Q9KTC3199
R45
R45
100R
100R
R22
R22
2K2
2K2
R21
R21
220K
220K
12
Q22
Q22
KTC3199
KTC3199
C12
C12
4u7
4u7
SW 13.8V
R30
R30
22K
22K
C31
C31
15n
15n
Q9
R48
R48
4K7
4K7
Q10
Q10
KTC3199
KTC3199
C29
C29
C32
C32
33u
33u
2u2
2u2
TX 8.5V
8.5V
R75
R75
15K
15K
D7
1N4148D71N4148
C53
C53
4n7
4n7
Q18
Q18
KTC3199
KTC3199
R74
R74
15K
15K
C54
C54
10n
10n
R24
R24
2K2
2K2
D24
D24
C15
C15
1N4148
1N4148
10n
10n
C10
R26
R26
100K
100K
R23
R23
330K
330K
C14
C14
10n
10n
Q23
Q23
KTC3199
KTC3199
C36
C36
470u
470u
GND
2
R51
R51
4K7
4K7
1
C33
C33
15n
15n
R49
R49
C34
C34
47K
47K
2n7
2n7
R76
R76
2K2
2K2
Q19
Q19
KTC3199
KTC3199
R77
R77
10K
10K
C10
R25
R25
10n
10n
10K
10K
C20
C20
10n
10n
D22
D22
1N4148
1N4148
IC3
IC3
TDA2003
TDA2003
53
+
+
4
-
-
R52
R52
22K
22K
C35
C35
33u
33u
R53
R53
22R
22R
GND
R78
R78
22K
22K
C55
C55
47u
47u
VR3
VR3
GND
10K
10K
D23
D23
1N4148
1N4148
R20
R20
22K
22K
C30
C30
10n
10n
C37
C37
470u
470u
R54
R54
R561RR56
470R
470R
1R
R55
R55
C38
C38
470R
470R
100n
100n
R84
R84
R79
R79
330R
330R
2K2
2K2
Q20
Q20
KTA1267
KTA1267
D6
1N4148D61N4148
R81
R81
2K2
2K2
GND
R34
R33
R33
120K
120K
KTC3199Q7KTC3199
R34
470R
470R
T1
MT-262-1114T1MT-262-1114
C3
10nC310n
FB1FB1
D1
1N4148D21N4148
1N4148D11N4148
C24
C24
10n
10n
Q7
GND
T6
071008T6071008
C C
L5L5
Q30
Q29
Q28
B B
Q27
Q26
D15
T2T2
L3L3
T10T10
T9T9
T8T8
Q25
T7T7
Q24
T3T3
T1T1
Q32
Q31
T6T6
Q1
Q7
Q17
VR5VR5
POWER
Q15
Q16
F3
T5T5
VR3VR3
SQUELCH
Q11
T4T4
Q2
Q3
Q5
Q6
VR4VR4
DEV
Q21
F1
Q4
IC2
IC3
Q20
Q10
Q9
Q18
Q19
Q8
IC1
X1
TC1
Q14
Q12
Q13
+
13.8 VDC
A A
-
L9
EI19L9EI19
C64
C64
D14
D14
22n
22n
1N4002
1N4002
RX 8.5V
R26
R26
39K
39K
SQUELCH
VR1
VR1
50K
50K
R40
R40
3K3
3K3
RX 8.5V
SW1B
SW1B
CB
PA/CB
R57
R57
15K
15K
D4
1N4148D41N4148
VR43KVR4
MOD
D5
1N4148D51N4148
PA/CB
PA
R58
R58
10K
10K
C39
C39
Q11
Q11
27n
27n
KTC3199
KTC3199
3K
R59
R59
10K
10K
C42
C42
10n
10n
GND
R94
R94
R91
R91
10K
10K
470K
470K
R92
R92
R93
R93
10K
10K
10K
10K
C61
C61
C62
C62
39n
39n
C591nC59
39n
39n
1n
R87
R87
220R
220R
KTC3199
KTC3199
R89
R89
2K2
2K2
JK1 EXT SPJK1 EXT SP
R62 3R9R62 3R9
SP1SP1
RX=GND
JK2 PA SPJK2 PA SP
C43
C43
10n
10n
Q21
Q21
C63
C63
27n
27n
FM MOD
R88 10KR88 10K
MIDLAND 77-095
5
4
3
2
Draw By: Rick Jackson (Euro Radio Co).
Draw By: Rick Jackson (Euro Radio Co).
Draw By: Rick Jackson (Euro Radio Co).
Size Document Number Rev
Size Document Number Rev
Size Document Number Rev
D
MIDLAND 77-095.SCH
D
MIDLAND 77-095.SCH
D
MIDLAND 77-095.SCH
Date: Sheet
Date: Sheet
Date: Sheet
1
of
11Friday, March 02, 2007
of
11Friday, March 02, 2007
of
11Friday, March 02, 2007
1.0
1.0
1.0
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