EN-34
ISSUE
DRAWING NO.
DRAWING TITLE
DATE
Filename:
ECO No. DESCRIPTION OF CHANGE
L292 CT2 L Channel.SchDoc
AMP024 Pre Driver L
Contact Engineer:
L292CT
06/01/2020
INITIALS
Printed:
2 7Sheet of
Notes:
Contact Tel: 01223 203201Jon Henderson
A & R Cambridge Ltd.
Cambridge CB25 9QE
Waterbeach
A3
ARCAM
AGND
Op Amp Decoupling
50V
C1039
100N
50V
C1040
100N
50V
C1042
100N
50V
C1043
100N
50V
C1038
10UF
50V
C1041
10UF
+14V
-14V
TOOL1000 TOOL1001
1
FIX1001
Dia 3.2mm
1
FIX1002
Dia 3.2mm
TOOL1002 TOOL1003
LIN
RV1000
1K
AGND
AGND
TR1004
BC856B
100V
C1012
82P
AGND
TR1026
BC846B
100V
C1027
82P
TR1001
2SC2690A
TR1024
KSA1220A
0W125
R1091
22R
0W125
R1005
22R
GND B
GND B
+VLIFT
-VLIFT
-Input L
+Input L
2
3
1
84
IC1000A
OPA1652AIDR
AGND
-14V
+14V
AGND
100V
C1000
470N
20C/W
HS1000A
5400-9130+0
TR206B
NJL1302DG
0W125
R1052
100K
-L Input
NF
AGND
P1053
P1047
P1060
P1054 P1055
P1043 P1044
P1027
P1031
P1011
P1036
P1052
P1074
P1033
P1022
P1048
P1024
P1032
P1019
P1037
P1017
P1035
P1080
P1049
P1081
P1065P1064
P1059
P1086
P1078
P1090
P1096P1095
P1088 P1089
P1079
P1097
P1099
P1002
P1000
P1001
P1005P1010
P1051
P1063
P1092
P1009
P1016
P1029
P1014
P1012
P1007
P1008
P1013
P1021
P1038
P1023
P1018
P1045
P1020
P1072
P1028
P1042
P1077
P1073
P1084
P1083
P1070
P1076
P1082
P1062
P1091
P1094
P1093
P1085
P1046
P1075
100V
C1021
100N
FILM
-L Input
OUT L
OUT L
D1002
NSR1020
D1009
NSR1020
AGND
-14V
+14V
D1003
NSR1020
+14V
50V
C1005
100N
AGND
50V
C1010
100N
5V6
DZ1000
BZX84C
0W125
R1032
220K
AGND
+14V
-14V
50V
C1033
100N
5V6
DZ1003
BZX84C
25V
C1031
1UF
25V
C1011
1UF
-14V
+14V
AGND
AGND
P1068
+L Input
+L Input
5
34
TR1011B
BC846BD
2
61
TR1011A
BC846BD
2
61
TR1013A
BC846BD
5
34
TR1013B
BC846BD
2
61
TR1025A
BC846BD
2
61
TR1023A
BC846BD
43
5
TR1003A
BC856BD
43
5
TR1005A
BC856BD
16
2
TR1019B
BC856BD
43
5
TR1019A
BC856BD
43
5
TR1022A
BC856BD
16
2
TR1022B
BC856BD
16
2
TR1003B
BC856BD
5
34
TR1023B
BC846BD
5
34
TR1025B
BC846BD
16
2
TR1005B
BC856BD
100V
C1007
1N0
AGND
-14V
AGND
0W125
R1082
220K
AGND
TR1020
KSC3503
TR1012
KSA1381
GND C
P1004
P1003
P1006
0W25
R1001
68R
GND C
P1100
P1101
P1098
0W25
R1098
68R
TR1007
BC846B
TR1006
BC856B
TR1018
BC846B
TR1014
BC856B
50V
C1018
10UF
50V
C1016
10UF
0W25
R1027
12K
0W25
R1071
12K
D1004
BAS21LT1
D1007
BAS21LT1
P1067
P1066
P1071 P1025
P1026
P1039
P1056
P1034
P1061
P1057
P1041
P1040
P1058
P1030
P1069
27V
DZ1001
GLZ
27V
DZ1002
GLZ
D1005 BAV199D1006 BAV199
100V
C1001
220UF
100V
C1035
220UF
50V
1%
C1014
470P
50V
1%
C1023
470P
D1000
NSR1020
D1011
NSR1020
0W125
R1004
22K
NF
NF
NF
100V
C1017
150P
100V
C1025
150P
100V
C1015
33P
100V
C1024
33P
D1010
NSR1020
-65V
+65V
RED
LED1001
0603
RED LED1000
0603
0W063
R1055
68R
0W063
R1056
68R
0W063
R1081
1K5
0W063
R1011
1K5
0W063
R1006
20K
0W063
R1050
15K
50V
C1013
100N
0W063
R1089
360R
0W063
R1094
360R
50V
C1034
100N
0W063
R1083
4K7
50V
C1036
1N0
0W063
R1095
1K5
50V
C1028
100N
0W063
R1058
1K5
0W063
R1067
68R
0W063
R1068
68R
0W063
R1030
4K7
0W125
R1077
6K8
0W125
R1047
6K8
0W063
R1090
1K5
0W063
R1088
68R
0W063
R1093
1K0
0W063
R1097
47R
0W063
R1092
100R
100V
C1037
1uF
50V
C1030
1N0
AGND
0W063
R1054
0R0
0W063
R1044
0R0
0W063
R1018
1K0
0W063
R1024
68R
0W063
R1019
47R
0W125
R1080
10K
0W125
R1031
10K
0W063
R1023
100R
100V
C1004
1uF
AGND
50V
C1009
1N0
NF
NF
0W063
R1009
10R
0W063
R1086
10R
0W063
R1065
220R
NF
0W063
R1010
10R
0W063
R1087
10R
100V
C1032
220N
100V
C1003
220N
0W063
R1021
220R
0W063
R1076
220R
0W063
R1084
3K3
0W063
R1013
3K3
0W063
R1040
0R0
0W063
R1025
1K0
0W063
R1069
1K0
0W063
R1035
430R
0W063
R1059
430R
0W063
R1036
2K7
0W063
R1060
2K7
0W25
R1051
2K7
0W25
R1063
2K7
0W063
R1017
1K5
0W063
R1078
20R
TH1001
100R@25C
TH1000
47k@25C
TH1002
47k@25C
NF
NF
NF
NF
NF
1W
R1099
47R
1W
R1002
47R
1W
R1028
1K5
1W
R1074
1K5
100V
C1002
22P
1
FIX1003
Dia 3.2mm
1
FIX1004
Dia 3.2mm
FIX1005
Dia 4.0mm
FIX1006
Dia 4.0mm
FIX1007
Dia 4.0mm
TR207B
NJL1302DG
TR208B
NJL1302DG
DRIVE L+
OUT L+
OUT L-
DRIVE L-
OUT L+
OUT L-
DRIVE L+
DRIVE L-
6
5
7
IC1000B
OPA1652AIDR
AGND
TR203B
NJL3281DG
TR204B
NJL3281DG
TR205B
NJL3281DG
0W125
R1020
10R
0W125
R1079
10R
R1073
0W25
R1042
30K
0W063
R1045
330R
0W063
R1049
330R
1206
FS1000
1.0A
1206
FS1001
1.0A
TR1002
MJE15032G
TR1021
MJE15033G
20C/W
HS1001A
5400-9130+0
TR1000
PZTA42T1G
R1026
0W25
R1038
30K
FEEDBACK L
FEEDBACK L
0W25
R1034
220R
0W25
R1057
220R
0W25
R1037
33R
0W25
R1053
33R
50V
C1044
100N
50V
C1045
100N
P1103
OUT L
20mm
J1000
LINK
20mm
J1003
LINK
P1105 P1106
P1107
P1109
P1112
P1108
P1117
P1115
P1114
P1119 P1120P1118
P1113
P1116
P1110 P1111
P1104
P1102
P1121
P1122
P1050
P1123
0W125
R1000
3M3
5
34
TR1010B
BC846BD
2
61
TR1010A
BC846BD
DGND
AGND
TR1009
BC856B
0W063
R1110
47K
0W063
R1107
47K
0W063
R1106
100K
0W063
R1105
10K
0W063
R1108
1K0
0W063
R1109
100K
-14V
+14V
100V
C1046
1UF
SPK ON
1
2
3 4
5
6
TR1008
KTC812T
AGND
AGND
0W063
R1102
1K0
0W063
R1103
1K0
MUTE
MUTE
MUTE
SPK ON
P1133
P1130
P1128
P1131
P1129
P1132
P1124
P1125
P1126
P1127
2
3
1
84
IC1001A
LM4562MA
6
5
7
IC1001B
LM4562MA
0W1
Thin Film SM
0.10%
R1007
15K
0W1
Thin Film SM
0.10%
R1008
15K
0W063
R1015
270R
0W063
R1016
3K3
50V
C1020
22UF
100V
C1019
22P
100V
C1022
22P
0W063
R1064
180R
0W063
R1039
10R
TR1028
MMBTA42L
+65V
PLD
PLD
P1015
0W125
R1111
47K
-65V
D1001
BAS21HT1G
TR1029
MMBTA92L
-65V
P1087
NLD
NLD
0W125
R1112
47K
+65V
D1008
BAS21HT1G
TR1027
PZTA92T1G
0W125
R1113
0R0
0W063
R1012
6K8
0W063
R1096
6K8
FIX1000
1
FIX1008
1
FIX1009
1
19_E007 JH 14/03/19 G.0Value changes
0W125
R1075
4R7
0W063
R1029
0R0
0W063
R1062
0R0
NF NF
OUT L
0W063
R1014
220R
0W063
R1085
220R
0W1
Thin Film SM
0.10%
R1114
15K
50V
C1008
470N
50V
C1026
470N
0W5
R1116
1R0
100V
C1049
1uF
0W5
R1115
1R0
100V
C1048
1uF
GND A
GND A
1
2
M20-973
CON1000
HARWIN
19_E027 PK 17/05/19 1.0Add CON1000 for production testing, change R1041, 1048
0W063
R1041
4R7
0W063
R1048
4R7
0W1
Thin Film SM
R1101
680R 0.1%
0W1
Thin Film SM
R1104
680R 0.1%
0W1
Thin Film SM
R1072
680R 0.1%
0W1
Thin Film SM
R1046
680R 0.1%
0W1
Thin Film SM
0.10%
R1043
2K0
0W1
Thin Film SM
0.10%
R1070
2K0
0W1
Thin Film SM
R1061
1K2 0.1%
0W1
Thin Film SM
R1033
1K2 0.1%
100V
NPO
C1047
6P8
0W1
Thin Film SM
0.10%
R1003
27K
0W125
Thin Film
R1066
47K
100V
C1006
22UF
100V
C1029
22UF
0W125
R1022
10R
0W125
Thin Film
R1100
300K
19_E035 PK 08/11/19 1.1Change R1100 to 300k
19_E040 PK 03/12/19 2.0PCB change only
20_E002 PK 06/01/20 3.0PCB change only
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