Albrecht 41XX Circuit Diagram
1
2
3
4
5
6
7
8
R23
R21
1K5
220
2SC2787
Q8
R20
L5
2
1K
1N4148
D201
3 1
R45
2R2
C49
22U
2SC536
Q11
2
R701
R
C351
102
2
2SC945
Q458
3 1
C350
0.47U
C308
C18
473
VB VT
R46
22K
1N4148
D36
2
D37
1N4148
3 1
Q350
2SC945
3 1
103
3
C313
103
3 1
C19
104
R48
10K
R49
27K
2
Q17
3 1
2SC536
VB
R475
R489
10K
R474
3 1
10K
R78
4K7
22U
C43
R700
180*
R364
10K
R363
47K
Q351
2
2SC945
3 1
R332
1K
D310
5V1
U308
78L05
VI1VO
GND
2
R311
10KC
2SA812M6
Q302
R15
220
Q6
C404
33PN
10.24MC
FT2
455KC
2SC2787
Q7
R16
3 1
2K2
C15
473
R14
1K2
C220
C197
102
0.22UE
C403
22PN
X1
D18
1N60
VC402
20P
D452
1N4148
R312
SQI
10KC
VCC
R321
R322
10KC
10KC
UL
MUTE
V.SW
13.2V
4
2
3 1
R17
2K2
C16
473
R58
10K
RXV
SW5V
VCC
VCOH
EO
R138
68
C17
473
R19
R18
1K
10K
D17
1N4148
VR
SQLI
R44
R42
27K
1M
Q16
2SC536
2
2
3 1
R43
220K
C48
4U7
Q15
2SC536
AM MUTE
C44
103
D316
1N4148
UL
D317
1N4148
UP/DN
PTT
SQI
R360
15K
R362
EO
2K2
R702
1K
LEVEL
SW5V
VCC
R333
10K
C312
47U
2SC2787
2
R485
680
R481
10K
D464
1N4148
R482
430
D467
1N4148
2
R366
100K
C172
103
R5
1K5
R2
50KBP
VR2
ANT
13.2V
KS3
SQ
J101
C33
220PN
LEVEL
TIP42C
13
Q456
2SA733
VP
Selection of switches
via Jumpers CH9, AM
R309
100KC
8.5T
L9
0.33UH
R32
2K2
R33
330K*
VR7
50KB
R471
330K
2
2SC945
13
Q457
2
3 1
Q455
R472
560
C600
104
C452
47U
SW303
SW304SW304
VCC
R315
2SC1623
10KC
Q301
3 1
VCC VCC
SW301
123
UP DN
C304
220PC
1
R1
30K
C39
473
2
A/FM
R313
2
6K8C
A A
B B
C C
D D
33K
2
R3
5.6K
22K
VR5 100KB
R174
C2
C311 27PN
4U7
0.33UH
L10
8.5T
C34
220PN
*1PN
D9 1N60
C40
VRa
D61
1N60
D453
1N4148
1N4148
D461
C456
562M
1N4148
D454
CH9CH9
100KC
R486
12K*
R473 39
2SC945
Q454
3 1
R468
*
1k8
R466
820
R467
5KB
R469
2k2
SCAN
DW
AM
FM
PA
BUSY 1 3 5 7 9 +30
1 18
PD1
PD2
PD0
PD2PD2 S1 TXEN
UP/DN
R314
1KC
TSTUD SW5V TSTUD
R310
C310
104C
C305
220PC
D1
1N4148
R6
Q1
3 1
100K
2SC536
C3
22U
C38
22PN
L11
0.33UH
0.27UH
6.5T
8.5T
C35
180PN
R470
47
R465
220
R464
22K
R463
22K
D460
D459
R487
2
22K
R488
18K*
C457
104
88
B
- - - - - - -
C1S1S2S3S4S5S6S7S8S9S10C3C2
52
S6 KS2
LCD5
53
S5 KS3
LCD4
56
S4 VOLV MUTE
LCD3
55
S3 PA
LCD2
56
S2 AM/FM
LCD1
57
LCD0
58
GND
59
PD3 VCOL
P0D3/K3
PD2
60
P0D2/K2
61
PD1 BAND0
P0D1/K1
62
PD0 BAND1 AM/FM
P0D0/K0
63
P1A2
64
INT
R301
100KC
VCC
R302
10KC
C301
104C
L1
1SV121
D99
D3
1N4148
FB3
C4
103
C5
103
2
FB4
Q30
31
C602
2PN
2SC2787
C63
L13
L12
220PN
C37
330PN
C36
180PN
0.68UH
C65
*200P
VB
R497
82
R461
2SA608
10K
13
Q453
2
R462
2K7
3 1
P
2SC945
Q452
+FM
TX
HILO
EMG
MEM
WX
S11 S7
S12 S8
S13 S9
C14 S10
S15 S11
Connect 38-42 for
Frequency Display
(XL-Version)
S12
S13
S14
S15
41
47
48
49
LCD9
LCD651LCD750LCD8
LCD1542LCD1443LCD1344LCD1245LCD1146LCD10
P2F0/LCD1740P2E0/LCD16
SO1/P0A
FMIFC/P1B312AMIFC/P1B213ADC1/P1B114ADC0/P1B015FGC1/P0B316FCG1/P0B217BEEP1/P0B118BEEP0/P0B0
P1A11P1A0
VCOH6CE7VDD28SCK1/P0A1
SI1/P0A0
VCOL
VDD1
9
5
2EO3
4
10
11
RDN
SEL0 VCOL 13.2V
SEL1
R351
10k
2
R9
100
103
C8
C7
47PN
C6
102
VT
R7
10K
VP
L43
2
C1C2C3
37
39
P2H0/LCD1938P2G0/LCD18
RUP
C170
1PN
L2
13
2
Q3
R8
C163
100K
103
R143
47
2SK192ABL
FB1 FB2
C177
1UE
L14
0.4UH
2SC2075
Q10
C332
33PN
R492
2
2R2
3 1
R54
56
R452
10K
2SC945
Q469
2
R451
10K
3 1
R450
10K
KS0
KS1 TXEN
34
P1D133P1D0
COM235COM136COM0
32
P1D2
31
P1D3
30
PWM/P0C0
29
PWM1/P0C1
28
P0C2
27
P0C3
26
GND
25
XIN
24
XOUT
23
P1C0
22
P1C1
21
UL TXEN
P1C2
20
MUTE
P1C3
U301
19
UPD17012
PTT
BUSY TXV
2SK192ABL
L8
2SK192ABL
Q5
13
2
15k
R10
3K3
R620
R100
220
L31
10UH
C64
C45
L33
C603
473
L15
D311
LL4148
R316
10KC
0.4UH
473
C68
150PN
3 1
C67
220PN
R56
100
R490
2K2
Jumper SA open (AE 4100) for 40/12 CH
Jumper SA closed (AE 4180) for 80/12 CH
VC3
4.50MHz
Y301
20P
C302
15PC
D310
LL4148
3
473
L32
10UH
AM
VCC
2
R11
3K3
VT
2SC2655
Q13
R478
22K
R12
220
D4
Q4
13
1N4148
D5
1N4148
C9
104
C46
473
C70
2
150PN
C96
220P
PTT
VB
1N4148
D451
2SK30A
13
Q461
2
C454
2
SA
C303
20PC
FT1
10.695MCL3L4
R13
VR
C11
103
2SC2787
C71
103
R484
2K2
10K
C13
103
L401
R401
10UH
68K
2
C401
3 1
Q401
470P
R402
C402
10K
120P
R59
2K7
D463
R480
1N4148
1K8
D462
2SA608
R483
3K9
2
Q460
1 3
C453
47U
VCC
13
R317
R318
10KC
10KC
R305 10KC
C10
104
L21
2SC945
Q14
2
3 1
R57
47
D465
1N4148
102
1
SEL0
R350
10K
PTT
VR
2SC2787
Q9
2
L6
3 1
R22
15K
C20
473
R24
330
1000UE
C56
U2
TDA2003
2
C50
1
222M
C51
102M
R201
47K
R31
22K
VB
100U
C55 220U
R52
2K2
R53
2R2
C23
102
D6
1N60
C22
102
C32
103
C21
473
R226
56
VB
R30
39K
D19
1N4002
C53
53
+
4
C54
104
R51
2R2
U1
TA7130P
R202
47K
R26
1K
D7
1N60
C24
473
VR11
R280
1K
50KB
LEVEL
R205
R206
56K
3K3
R208
56K
C230
470P
+FM
10K
2SC945
R476
Q459
2
27K
R477
R523
10K
100
C470
2SC536
10U
C472 2U2
C480
223M
R520
1K5
R521
1KB
R97
100
C296
103
L16
C201
2SC2839
100PN
C190
2PN
L17
C57
103
C100
33PN
C195
473M
C320
C309
103
22U
C327
47U
5
6K8
Q470
R512
R519
2
6K8
3 1
C469 473M
C461
C471
332M
222M
R522
C468
1K
223M
R163
103
4K7
C295
Q18
3 1
R41
390
VR VB 13.2V
1N4002
VT
C178
4u7
R162
100K
R82
2K2
R150
47K
C94
2
2
33PN
3 1
C121
R161
33P
*
2SC536
Q22
Q25
3 1
D45
2SC536
1N4002
2
R111
D47
D46
R110
1K5
1N4148
Q27
13
C145
2SA608
2
10K
22U
R112
56K
C144
C146
473
4U7
L19C
1
3 6
VTVT
R517
10K
D504
D503
R511
6K8
1N4148
1N4148
R518
10K
R516
VT
C179
47U
C107
103
4
C103
120P
R86
22K
1SV113
D22
Q28
R113
3 1
10
2SC2120
2
R114
560
220U
C148
D48
10V
C205
473
D57
1N4148
C147
100U
6
VRa
L7
R400
22K
5
6
1
+
7
2
3
VR6
50KB
R207
56K
C231
0.47U
C465
10U
TA7061BP
R491
750
C467
1U
6K8
C124
103
C122
10PN
1SV113
C28
4
103M
C26
22U
C25
473
R263
10K
C196
4U7
223M
2SC536
C206
Q201
2
D206
1N4148
3 1
R209
R211
22K
10K
VB
C464
102
C463 472
U309
*
1
5
6
+
3
7
-
C466
4
2
102
C460
10U
R77
100K
C106 102
R151
15K
C105
102
R152
47K
D23
C150
472
C149
100U
R203
15K*
1N4148
D43
R204
39K
R210
10K
L45
10UH
L303
UP/DN
10UH
PTT
C481
10U
C306
102C
C462 0.47uf
R515
330
*
C458
C459
102M
10U
VB
VT
R153
10K
C97
22PN
C192
10PN
VC2
20P
R154
100k
Q23
2
2SC2787
3 1
R74
100K
C129
103
L22
1mH
C151
472
D49
1N4002
V.SW
B2B1B3
C202
103M
C370
103M
VR1
10KAP
VOL
L25
10UH
10UH
L306
10UH
R513
2K2
R181
10
R155
10K
2SC2839
L23
1.2UH
L24
1.2UH
C154
472
B4
7
J1
S METER
C307
102
J3
L29
EXT.SP
C306
C305
102
102
CON1
SP1
1
2
SL1
MIC1
MP1
1234
6 5
102C
C341
MS1
1234
C307
102C
6 5
L302
10UH
C309
102C
C340
102C
L304
10UH
++
C474 0.47uf
R550
10K
R514
10K
VB
C101
47PN
R157
47
Q24
2
3 1
C131
C109
220P
103
R156
680
C99
150P
F1
13.2V
2.5A
0V
C155
472
SW1
R601
5.1
1/W
ALBRECHT
Title
AE4100 Sept97 / AE 4180
Size Document Number Rev
41XXD-1.SCH
D
Date: Sheet of
1 1Thursday, July 23, 1998
8
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