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Product
Date:
Filename:
PCB# ofSheet
Rev:
21
4V00
M613-4V00sch.sch2002
YCV50
Mon Sep 11, 2006
M613TUBE GUITAR AMP
Product
Date:
Filename:
PCB# ofSheet
Rev:
21
4V00
M613-4V00sch.sch2002
YCV50
Mon Sep 11, 2006
M613TUBE GUITAR AMP
W8
3682
W12
3682
1/4W
120K
R10
1/4W
2M2
R81
4148
D15
4148
D23
W21
3682
100N 100V
C11
1/4W
10K
R28
100N 100V
C68
1N5262B 51V0
D14 0W5
3682
W10
W13
3682
1/4W
120K
R8
100N 100V
C57
C5
25V100U
C55
450V82U
C41
450V10U
C70
50V22U
C4
50V22U
1/4W
100K
R37
W26
3682
116Vdc
+400Vdc
51V0
D20
0W5
1N5262B
C9
100U16V
1/4W
1K
R111
+168Vdc
1/4W
470R
R47
+28Vdc
+170Vdc
-38Vdc
-37Vdc
1324M
IEC_RECT
1/4W
1M
R73
-50Vdc
22N 275V
C53
W9
3682
C44
63V 10U
1/4W
2K2
R74
4007
D11
BE
TO-92
C
3Vac
3Vac
W27
3682
W28
3682
1/4W
36K
R113
100N250V
C52
330N 63V
C26
1/4W
1K5
R7
1N 400V
C81
1/4W
1M
R2
4007
D4
4007
D5
4007
D6
4007
D3
+33Vdc
1N 50V
C31
1N5 200V
C18
+249Vdc
1/4W
MINI
220K
R5
C1
63V1U
1/4W
1K5
R3
C16
47N 250V
+249Vdc
+24Vdc
NTC
10K
R63
6467
63V
C27
470N
159Vdc
47N 100V
C22
47N 100V
C23
1N 400V
C33
4007
D10
4007
D9
1.2Vdc
100N 250V
C19
+249Vdc
1/4W
47K
R56
220N
C28
250V
RED
LD2
6398
1.0W
Mini
1K
R54
1/4W
100K
R21
1/4W
.
220K
R57
1/4W
.
220K
R58
1/4W
R106
100K
1/4W
.
330K
R50
1/4W
.
330K
R98
1/4W
470K
R103
1/4W
4K7
R55
1/4W
1K5
R17
1/4W
1M
R16
1/4W
113K
R18
51V0
D19
0W5
1N5262B
51V0
D18
0W5
1N5262B
51V0
D22
0W5
1N5262B
51V0
D21
0W5
1N5262B
+410Vdc
+415Vdc
1/4W
120K
R68
1/4W
47R
R66
4148
D16
1/4W
R97
10K
1/4W
47K
R64
22N 400V
C24
1/4W
27K
R112
+249Vdc
47P 100V
C63
200V 2N2
C75
8
V+
4
V-
U1:C
1/4W
R70
18K
1/4W
R119
18K
1/4W
100K
R23
C61
50V22U
1/4W
47K
R79
220N 63V
C29
5104
TO92
MPSA56
Q4
1/4W
10K
R71
C12
50V 22U
1/4W
2K2
R34
4148
D1
1.0W
Mini
1K
R88
MPSA06
5103
Q11
TO92
1/4W
27K
R77
C62
50V22U
Q5
5104
TO92
MPSA56
220N 63V
C30
82N 100V
C51
1/4W
4K7
R49
1/4W
10K
R48
10N 100V
C47
1/4W
10K
R32
C69
63V2U2
1N 50V
C46
MPSA06
Q3
TO92
5103
K1:C
-38Vdc
PRE-AMP
12AX7A
V3:A
1/4W
470K
R51
2N2 400V
C36
1/2W
2K
R26
100N
C45
50V
1/4W
47R
R85
1/4W
10K
R31
1/2W
2K
R29
1/4W
4K7
R99
GRN
LD5
5908
CHNL2
+249V
1/4W
MINI
220K
R42
1/4W
820R
R87
DOWN UP
S4:B
1/4W
100R
R84
FLMP
R92
1.0W
10R
-36 to
-38Vdc
V4:A
Val
W18
3682
1.0W
FLMP
220R
R89
1/4W
27K
R40
470P 100V
C65
C67
470N 63V
1/4W
100K
R39
C14
50V22U
1/4W
100K
R38
1/4W
MINI
10K
R59
C2
50V 22U
1/4W
10K
R107
1/4W
10K
R108
1/4W
620R
R61
T2A
F1
RING
J1
W11
3682
4N7 250V
C54
BLACK
W1
YELLOW
W2
K1:A
1N 400V
C80
W16
3682
1/8W
FLMP
100R0
R96
1/8W
FLMP
100R0
R95
12AX7A
PRE-AMP
V1:B
1/4W
.
R6
249K
1/4W
47K
R4
C38
63V470U
V5:B
Val
1/4W
120K
R9
1/4W
113K
R1
R53
1/4W
.
2K7
1/4W
47K
R15
2.0W
10MM
220K
R110
2X_TRIODE_HCT
V2:C
1N5250B 20V0
D24 0W5
M
15A
500K
P9:A
CLEAN VOLUME
470P 1000V
C82
250V220N
C84
4007
D12
C39
450V10U
M
15A
20K
MID
P4:A
1/4W
2K2
R52
YEL
LD1
6399
DOWN UP
BRIGHT
S6:B
M
1B
100K
TREBLE
P2:A
R94
8K2
1/2W
C40
450V10U
C60
450V10U
BC550C
5101
Q12
TO92
1/4W
470R
R102
1/4W
2K2
R101
M
15A
500K
MASTER
P5:A
R104
2.0W
10MM
150K
W19
RED
3682
Q10
MJE340
C10
50V22U
2.0W
.
3R9
R100
8
V+
4
V-
U2:C
16V
C8
100U
1/4W
470K
R19
1/4W
100K
R20
MPSA06
Q2
5103
TO92
M
{T}
P12
4520
10K
BIAS
100N 100V
C48
K2:C
4148
D2
1/4W
82K
R43
PRE-AMP
V3:B
12AX7A
1/4W
2K2
R30
1/4W
100R
R83
3700_DRW
1/4W
820R
R86
1/4W
MINI
220K
R41
FLMP
R91
1.0W
10R
V5:A
OUTPUT
Val
DOWN UP
S5:B
C3
50V22U
W17
3682
100N 100V
C25
1.0W
FLMP
220R
R90
1/4W
100K
R36
3682
W15
C6
50V 22U
W14
3682
ST R
-
--
J4
PRE-AMP-OUT
ST R
Gold
..
PWR-AMP-IN
J3
"STYLE_P32"
M
500K
15A
P1:A
DRIVE
CB
TO-126
E
MJE340
M
15A
500K
BASS
P3:A
+1.2Vdc
+158Vdc
4148
D17
47N 100V
C21
1/4W
47K
R24
+162Vdc
+249Vdc
4N7 250V
C64
220P 100V
C66
SPST Switch
S7
1/4W
36K
R75
C13
63V 100U
0.8Vdc
1/4W
100K
R114
2N2 400V
C17
RED
W20
10V0
D130W5
1N5240BRL
4007
D7
4007
D8
BC550C
Q9
TO92
5101
1/4W
1K5
R12
C7
50V 22U
47N 100V
C20
1/4W
113K
R11
470P 100V
C32
+1.2Vdc
C15
50V22U
PRE-AMP
12AX7A
V2:B
220P 100V
C35
K2:B
4N7 250V
C34
1/4W
27K
R76
-37Vdc
1/4W
47K
R80
1/4W
.
16K
R78
1/4W
1M
R72
1/4W
1K5
R35
U1:B
NE5532N
M
15A
20K
REVERB
P11:A
1/4W
1M
R46
J7
REVERB RTN
M
P10:A
20K
15A
MASTER VOLUME
1/4W
10K
R67
RED
LD4
5906
BOOST
BC550C
Q7
5101
TO92
1/4W
2K2
R27
1/4W
10K
R25
1/4W
100K
R22
BC550C
Q6
TO92
5101
470P 100V
C71
-36 to
-38Vdc
22N 400V
C50
1/4W
100K
R44
22N 400V
C49
1/4W
R62
270K
DOWN UP
BOOST
S4:A
YEL
LD3
5907
CHNL1
1/4W
100K
R109
ST R
-
--
OUTPUT
J5
OUTIN
GND
7824
6731
Q1
TO220
{Voltage}
{Body}
V3:C
12AX7A
V4:B
W3
YELLOW
BLACK
W4
K2:A
{Body}
2X_TRIODE_HCT
PRE-AMP
12AX7A
V1:A
8K2
1/2W
R94B
5.0W
1K
R93
4
6
5
4N35
6880
U3:B
1
2
4N35
6880
U3:A
2X_TRIODE_HCT
V1:C
S3:B
DOWN UP
S3:A
STANDBY
R33
1/4W
RAD
47K
4N7 250V
C83
1/4W
47K
R65
DOWN UP
S6:A
M
15A
20K
MID
P6:A
M
15A
BASS
P7:A
500K
M
100K
1B
TREBLE
P8:A
1/4W
.
33K
R13
1/4W
RAD
100K
R14
1N5 50V
C37
1/4W
120K
R69
1/4W
1M
R45
J8
REVERB SEND
K1:B
1/4W
47R
R82
1/4W
1K
R105
1
2
3
5
4
GRN
BLK
BRN
OUTPUT XFMR
RED
BLU
T1
DOWN UP
CHANNEL
S5:A
U1:A
NE5532N
ST R
-
--
J6
EXTENSION
C56
50V22U
1/4W
R60
620R
ST R
Gold
Gold .
FOOTSWITCH
J2
8
72
4
3
6
5
1
BLK
BLK
T2
1324
Transformer
RED
RED
GRY
YEL
GRY
GRN
GRN
BC
TO-92
E
MPSA06
DSG
TO-220
IRF830
U2:B
NE5532N
PRE-AMP
12AX7A
V2:A
U2:A
NE5532N
G
D
S
IRF830Q8
9
10
11
12
13
MODEL(S):-
DATE VER# DESCRIPTION OF CHANGE#
1
2
3
4
5
6
7
8
PC#6965, MOVE ARC TRACE AWAY FROM TUBES
PC#6937, MODIFY TUBE SOCKET ROUTING AND DRILLING
AH: Moved some parts, Autoinsert needs more space
GT:PC#6886:ADD #4520 TRIMPOT 10K, R78->#4876 16R
GT:PC#6889: X61 #4599 --> 1K #4823 RESISTOR
.
.
.
3.00
.
.
.
.
MAY-27-2005
.
GT:PC#6865:STDBY FIX, ADDED #4599 x 3 AND #5299 x 1
GT:PC#6836:R78 27K #4833 --> 18K7 #5021 for bias
GT:PC#6776 MOVED TOP MULTIPLE TO ADD ZIPPER
R53->3K9 (4850), R62->270K (4879), C19->100N (5865)
Increased route cutaway on preamp board
20V0 (6465), ADD R104: 150K/2W (4790)
GT: PC#6748 R101 -> 2K2 (4847), R55 -> 4K7 (4827), D24 ->
2.20
2.10
.
.
.
.
2.00
1.00
MAR-04-2005
DEC-02-2004
.
.
.
OCT-15-2004
YCV50
M613 REVISION HISTORY
GT:DERIVED FROM M581 V11.00SEPT-23-2004
APR-26-2005
NA: BIAS 350 mV ACROSS R91
AND 350mV ACROSS R92
CE: BIAS 300 mV ACROSS R91
AND 300mV ACROSS R92
12
9
6
3
13
10
11
7
4
1
2
5
8
V
.
.
3.01
V
V
V
4.00
.
.
.
D
.
.
DEC-14-2005
N
TO S6)
PC#7053:GT:R53 4850 3K9->4864 2K7, NEW BIAS FOR CE
D
D
D
.
.
.
NOV-25-2005
N
N
N
BALVINDER CORRECTED TESTNODE PADS
PC#6967, INCREASE CLEARANCS NEAR OUTPUT TUBES
SPACED W8 TRACE 6MM FROM SCREW HOLE
PC#7041:GT:UPDATED BIAS NOTE FOR R91&R92
UPDATED K1,K2 FOR CLINCH
PC#7125:GT:CHANGE #3914 RCA JACK TO #6541.
PC#7091:ENLARGE HOLE SIZE FOR #3522 KINK LEADS (S3
.
.
MAY-17-2006
.